{"id":21528,"date":"2025-08-19T03:56:25","date_gmt":"2025-08-19T03:56:25","guid":{"rendered":"https:\/\/www.esptechno.com\/main\/?page_id=21528"},"modified":"2026-03-02T08:00:21","modified_gmt":"2026-03-02T08:00:21","slug":"adjustable-dc-power-supply-espa","status":"publish","type":"page","link":"https:\/\/www.esptechno.com\/main\/th\/adjustable-dc-power-supply-espa\/","title":{"rendered":"ADJUSTABLE DC POWER SUPPLY (ESPA)"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"21528\" class=\"elementor elementor-21528\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3c502d3 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no elementor-invisible\" data-id=\"3c502d3\" data-element_type=\"section\" data-settings=\"{&quot;animation&quot;:&quot;zoomIn&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-166927f0\" data-id=\"166927f0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e664f5b elementor-widget elementor-widget-image\" data-id=\"e664f5b\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img src=\"http:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2021\/05\/ESPOWER.png\" title=\"\" alt=\"\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e15e0a9 elementor-widget elementor-widget-heading\" data-id=\"2e15e0a9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">SD-BD-04-03\/Rev.10\/27-02-69<\/h1>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-71f1a198 elementor-hidden-tablet elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no elementor-invisible\" data-id=\"71f1a198\" data-element_type=\"section\" data-settings=\"{&quot;animation&quot;:&quot;slideInRight&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-30f0768c\" data-id=\"30f0768c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f742be4 elementor-hidden-desktop elementor-widget elementor-widget-heading\" data-id=\"f742be4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h6 class=\"elementor-heading-title elementor-size-default\">Switching power supply<\/h6>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-10561eb7 elementor-hidden-phone elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"10561eb7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-7ef4304f\" data-id=\"7ef4304f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-479d8937 elementor-hidden-phone elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"479d8937\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2729a55a\" data-id=\"2729a55a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-70270270 elementor-widget elementor-widget-heading\" data-id=\"70270270\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h5 class=\"elementor-heading-title elementor-size-medium\">ADJUSTABLE DC POWER SUPPLY<\/h5>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ce9b8e elementor-widget elementor-widget-easymeals_core_separator\" data-id=\"ce9b8e\" data-element_type=\"widget\" data-widget_type=\"easymeals_core_separator.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"qodef-shortcode qodef-m  qodef-separator clear\">\n\t<div class=\"qodef-m-line\" style=\"border-color: #0A79A1;border-style: solid;width: 70px;border-bottom-width: 3px\"><\/div>\n<\/div>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f5fd8ca elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"f5fd8ca\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-07e5c58\" data-id=\"07e5c58\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-dc1eba1 elementor-widget elementor-widget-image\" data-id=\"dc1eba1\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"1024\" height=\"372\" src=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA-1024x372.png\" class=\"attachment-large size-large\" alt=\"ADJUSTABLE DC POWER SUPPLY_Operational flow chart\" loading=\"lazy\" srcset=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA-1024x372.png 1024w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA-300x109.png 300w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA-768x279.png 768w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA-1536x558.png 1536w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA-16x6.png 16w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA-130x47.png 130w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA-200x73.png 200w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA-48x17.png 48w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA.png 2004w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-49e4dba9 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"49e4dba9\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2f993a9\" data-id=\"2f993a9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-96e8e6d elementor-widget elementor-widget-heading\" data-id=\"96e8e6d\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">DESCRIPTION<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-be2469c elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"be2469c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-259a690\" data-id=\"259a690\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a010fa7 elementor-widget elementor-widget-text-editor\" data-id=\"a010fa7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>The Adjustable DC Power supply adopts high frequency switching power technology. it is controlled by high performance microcontroller. The voltage and current can be adjusted independently. The adjustable power supply widely used in industrial control and electronic products aging and testing. It is suitable for all kinds resistive load, capacitive load, and inductive load<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3701bf6 elementor-widget elementor-widget-spacer\" data-id=\"3701bf6\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-38f25e65 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"38f25e65\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-379c3596\" data-id=\"379c3596\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e5d6bc1 elementor-widget elementor-widget-heading\" data-id=\"e5d6bc1\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">FEATURES <\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9e9f9a0 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"9e9f9a0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-311ef4f\" data-id=\"311ef4f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1246d37 elementor-widget elementor-widget-text-editor\" data-id=\"1246d37\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul><li>Advance switching mode power supply technology and component, excellent design, small volume, light weight, high efficiency, which ensure the stability and reliability of long-term full-load operation.<\/li><li>Max Output : 150\/300V, 10\/20\/30A, Max Power : 6000W<\/li><li>Constant voltage value and constant current value can be continuously adjustable within the range 0 &#8211; 100%.<\/li><li>Digital display output voltage and output current<\/li><li>Temperature control fan, Over-temperature automatic protection ; Output over &#8211; voltage<\/li><li>Over-current and short-circuit protection ; start up delay soft starting can avoid the overshoot voltage<\/li><li>when start up.<\/li><li>Simple operation, convenient use<\/li><li>Store temperature (-40 ~ 70)\u00b0C, working temperature : (-20 ~ 50)\u00b0C<\/li><li>Relative humidity : 90% (40 \u00b12\u00b0C), Atmospheric pressure (70 &#8211; 106)kPa<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1ba92a7 elementor-widget elementor-widget-spacer\" data-id=\"1ba92a7\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b745d1e elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"b745d1e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-65da798\" data-id=\"65da798\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-41612b2 elementor-widget elementor-widget-heading\" data-id=\"41612b2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">APPLICATION<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-235519f5 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"235519f5\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-364b6358\" data-id=\"364b6358\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-54d92d8d elementor-widget elementor-widget-text-editor\" data-id=\"54d92d8d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>It is widely used in field testing of electrical power equipments, system control, communication system, scientific research, and other equipments.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3049d07 elementor-widget elementor-widget-spacer\" data-id=\"3049d07\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6dc11881 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"6dc11881\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-62d7fe53\" data-id=\"62d7fe53\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d37650 elementor-widget elementor-widget-heading\" data-id=\"d37650\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">SPECIFICATION<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c6ec99c elementor-widget elementor-widget-image\" data-id=\"1c6ec99c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"983\" height=\"1024\" src=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec-983x1024.png\" class=\"attachment-large size-large\" alt=\"ADJUSTABLE DC POWER SUPPLY\" loading=\"lazy\" srcset=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec-983x1024.png 983w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec-288x300.png 288w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec-768x800.png 768w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec-12x12.png 12w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec-125x130.png 125w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec-192x200.png 192w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec-46x48.png 46w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec.png 1300w\" sizes=\"(max-width: 983px) 100vw, 983px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9e1ea6e elementor-widget elementor-widget-image\" data-id=\"9e1ea6e\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"982\" height=\"1024\" src=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_2-982x1024.png\" class=\"attachment-large size-large\" alt=\"ADJUSTABLE DC POWER SUPPLY\" loading=\"lazy\" srcset=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_2-982x1024.png 982w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_2-288x300.png 288w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_2-768x801.png 768w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_2-12x12.png 12w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_2-125x130.png 125w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_2-192x200.png 192w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_2-46x48.png 46w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_2.png 1300w\" sizes=\"(max-width: 982px) 100vw, 982px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c139889 elementor-widget elementor-widget-image\" data-id=\"c139889\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"992\" height=\"1024\" src=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_3-992x1024.png\" class=\"attachment-large size-large\" alt=\"ADJUSTABLE DC POWER SUPPLY\" loading=\"lazy\" srcset=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_3-992x1024.png 992w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_3-291x300.png 291w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_3-768x793.png 768w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_3-12x12.png 12w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_3-126x130.png 126w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_3-194x200.png 194w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_3.png 1304w\" sizes=\"(max-width: 992px) 100vw, 992px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-eea113c elementor-widget elementor-widget-image\" data-id=\"eea113c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"986\" height=\"1024\" src=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_4-986x1024.png\" class=\"attachment-large size-large\" alt=\"ADJUSTABLE DC POWER SUPPLY\" loading=\"lazy\" srcset=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_4-986x1024.png 986w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_4-289x300.png 289w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_4-768x798.png 768w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_4-12x12.png 12w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_4-125x130.png 125w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_4-193x200.png 193w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_4-46x48.png 46w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ESPA_Spec_4.png 1300w\" sizes=\"(max-width: 986px) 100vw, 986px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-37867ef6 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"37867ef6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-871655e\" data-id=\"871655e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-18f52f6f elementor-widget elementor-widget-heading\" data-id=\"18f52f6f\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">DIMENSION <\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26310497 elementor-widget elementor-widget-image\" data-id=\"26310497\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"767\" height=\"1024\" src=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/09\/ESPA-Dimension1-767x1024.png\" class=\"attachment-large size-large\" alt=\"ESPA-Dimension1\" loading=\"lazy\" srcset=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/09\/ESPA-Dimension1-767x1024.png 767w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/09\/ESPA-Dimension1-225x300.png 225w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/09\/ESPA-Dimension1-768x1025.png 768w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/09\/ESPA-Dimension1-9x12.png 9w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/09\/ESPA-Dimension1-97x130.png 97w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/09\/ESPA-Dimension1-150x200.png 150w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/09\/ESPA-Dimension1-36x48.png 36w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/09\/ESPA-Dimension1.png 1136w\" sizes=\"(max-width: 767px) 100vw, 767px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5b12a8b elementor-widget elementor-widget-spacer\" data-id=\"5b12a8b\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3e710a3 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"3e710a3\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-905476a\" data-id=\"905476a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6b75d58 elementor-widget elementor-widget-heading\" data-id=\"6b75d58\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">BLOCK DIAGRARM<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a38c12 elementor-widget elementor-widget-image\" data-id=\"6a38c12\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"1024\" height=\"434\" src=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram-1024x434.png\" class=\"attachment-large size-large\" alt=\"ESPA_Block Diagram\" loading=\"lazy\" srcset=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram-1024x434.png 1024w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram-300x127.png 300w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram-768x326.png 768w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram-1536x651.png 1536w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram-16x7.png 16w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram-130x55.png 130w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram-200x85.png 200w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram-48x20.png 48w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2026\/03\/ESPA_Block-Diagram.png 1948w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ec738df elementor-widget elementor-widget-spacer\" data-id=\"ec738df\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-42988a9 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"42988a9\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1d821a6\" data-id=\"1d821a6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bde5c1c elementor-widget elementor-widget-heading\" data-id=\"bde5c1c\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">PRODUCT CODING<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a980041 elementor-widget elementor-widget-image\" data-id=\"a980041\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"1024\" height=\"418\" src=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code-1024x418.png\" class=\"attachment-large size-large\" alt=\"ADJUSTABLE DC POWER SUPPLY_Product code\" loading=\"lazy\" srcset=\"https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code-1024x418.png 1024w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code-300x122.png 300w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code-768x313.png 768w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code-1536x627.png 1536w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code-16x7.png 16w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code-130x53.png 130w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code-200x82.png 200w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code-48x20.png 48w, https:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2025\/08\/ADJUSTABLE-DC-POWER-SUPPLY_Product-code.png 2004w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4fcbe282 elementor-hidden-phone elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"4fcbe282\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-11f45cc6\" data-id=\"11f45cc6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-334e4fd elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"334e4fd\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-18e9efb\" data-id=\"18e9efb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1ef1026 elementor-widget elementor-widget-spacer\" data-id=\"1ef1026\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-50cd8aa elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"50cd8aa\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-7dfdbe6\" data-id=\"7dfdbe6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-af34730 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"af34730\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/drive.google.com\/file\/d\/1JWhMRAe7nxz5GGIEZ3BG0IQqe0J39uUj\/view?usp=drive_link\" target=\"_blank\" class=\"elementor-button-link elementor-button elementor-size-xs\" role=\"button\" id=\"BTN_NOVA\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Download Datasheet<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-17a5218\" data-id=\"17a5218\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c1920ef elementor-align-center elementor-widget elementor-widget-button\" data-id=\"c1920ef\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"https:\/\/drive.google.com\/file\/d\/1FiS--3ZvKXnjKfaWTs7Zzi4b26I7_tdB\/view?usp=drive_link\" target=\"_blank\" class=\"elementor-button-link elementor-button elementor-size-xs\" role=\"button\" id=\"BTN_NOVA\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Download User Manual<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-50d48ce elementor-hidden-phone elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"50d48ce\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-06d7d41\" data-id=\"06d7d41\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-83ddd49 elementor-section-boxed elementor-section-height-default elementor-section-height-default qodef-elementor-content-no\" data-id=\"83ddd49\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-deb948a\" data-id=\"deb948a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1c1ccc8 elementor-widget elementor-widget-spacer\" data-id=\"1c1ccc8\" data-element_type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>SD-BD-04-03\/Rev.10\/27-02-69 Switching power supply ADJUSTABLE DC POWER SUPPLY DESCRIPTION The Adjustable DC Power supply adopts high frequency switching power technology. it is controlled by high performance microcontroller. The voltage and current can be adjusted independently. The adjustable power supply widely used in industrial control and electronic products aging and testing. It is suitable for all [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-full-width.php","meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ADJUSTABLE DC POWER SUPPLY (ESPA) - ESPTECHNOLOGIES<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.esptechno.com\/main\/th\/adjustable-dc-power-supply-espa\/\" \/>\n<meta property=\"og:locale\" content=\"th_TH\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ADJUSTABLE DC POWER SUPPLY (ESPA) - ESPTECHNOLOGIES\" \/>\n<meta property=\"og:description\" content=\"SD-BD-04-03\/Rev.10\/27-02-69 Switching power supply ADJUSTABLE DC POWER SUPPLY DESCRIPTION The Adjustable DC Power supply adopts high frequency switching power technology. it is controlled by high performance microcontroller. The voltage and current can be adjusted independently. The adjustable power supply widely used in industrial control and electronic products aging and testing. It is suitable for all [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.esptechno.com\/main\/th\/adjustable-dc-power-supply-espa\/\" \/>\n<meta property=\"og:site_name\" content=\"ESPTECHNOLOGIES\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-02T08:00:21+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2021\/05\/ESPOWER.png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 \u0e19\u0e32\u0e17\u0e35\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.esptechno.com\/main\/#website\",\"url\":\"https:\/\/www.esptechno.com\/main\/\",\"name\":\"ESPTECHNOLOGIES\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.esptechno.com\/main\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"th\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.esptechno.com\/main\/adjustable-dc-power-supply-espa\/#primaryimage\",\"inLanguage\":\"th\",\"url\":\"http:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2021\/05\/ESPOWER.png\",\"contentUrl\":\"http:\/\/www.esptechno.com\/main\/wp-content\/uploads\/2021\/05\/ESPOWER.png\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.esptechno.com\/main\/adjustable-dc-power-supply-espa\/#webpage\",\"url\":\"https:\/\/www.esptechno.com\/main\/adjustable-dc-power-supply-espa\/\",\"name\":\"ADJUSTABLE DC POWER SUPPLY (ESPA) - ESPTECHNOLOGIES\",\"isPartOf\":{\"@id\":\"https:\/\/www.esptechno.com\/main\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.esptechno.com\/main\/adjustable-dc-power-supply-espa\/#primaryimage\"},\"datePublished\":\"2025-08-19T03:56:25+00:00\",\"dateModified\":\"2026-03-02T08:00:21+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.esptechno.com\/main\/adjustable-dc-power-supply-espa\/#breadcrumb\"},\"inLanguage\":\"th\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.esptechno.com\/main\/adjustable-dc-power-supply-espa\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.esptechno.com\/main\/adjustable-dc-power-supply-espa\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\\u0e1b\\u0e23\\u0e30\\u0e01\\u0e2d\\u0e1a\\u0e01\\u0e34\\u0e08\\u0e01\\u0e32\\u0e23\\u0e1c\\u0e25\\u0e34\\u0e15\\u0e40\\u0e04\\u0e23\\u0e37\\u0e48\\u0e2d\\u0e07\\u0e01\\u0e33\\u0e40\\u0e19\\u0e34\\u0e14\\u0e44\\u0e1f\\u0e1f\\u0e49\\u0e32 \\u0e41\\u0e1c\\u0e07\\u0e27\\u0e07\\u0e08\\u0e23 \\u0e2d\\u0e38\\u0e1b\\u0e01\\u0e23\\u0e13\\u0e4c\\u0e1b\\u0e23\\u0e30\\u0e2b\\u0e22\\u0e31\\u0e14\\u0e1e\\u0e25\\u0e31\\u0e07\\u0e07\\u0e32\\u0e19 \\u0e2b\\u0e25\\u0e2d\\u0e14\\u0e44\\u0e1f\\u0e1f\\u0e49\\u0e32 \\u0e01\\u0e32\\u0e23\\u0e1c\\u0e25\\u0e34\\u0e15\\u0e21\\u0e2d\\u0e40\\u0e15\\u0e2d\\u0e23\\u0e4c\\u0e44\\u0e1f\\u0e1f\\u0e49\\u0e32\",\"item\":\"https:\/\/www.esptechno.com\/main\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"ADJUSTABLE DC POWER SUPPLY (ESPA)\"}]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"ADJUSTABLE DC POWER SUPPLY (ESPA) - ESPTECHNOLOGIES","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.esptechno.com\/main\/th\/adjustable-dc-power-supply-espa\/","og_locale":"th_TH","og_type":"article","og_title":"ADJUSTABLE DC POWER SUPPLY (ESPA) - ESPTECHNOLOGIES","og_description":"SD-BD-04-03\/Rev.10\/27-02-69 Switching power supply ADJUSTABLE DC POWER SUPPLY DESCRIPTION The Adjustable DC Power supply adopts high frequency switching power technology. it is controlled by high performance microcontroller. 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