{"id":9618,"date":"2020-09-25T12:41:49","date_gmt":"2020-09-25T19:41:49","guid":{"rendered":"https:\/\/www.vernier.com\/til\/?p=9618"},"modified":"2026-02-02T11:03:23","modified_gmt":"2026-02-02T19:03:23","slug":"what-replacement-power-supply-should-i-buy-for-my-interface-or-charging-station","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/9618","title":{"rendered":"Which (replacement) power supply should I buy for my interface or charging station?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Using the correct power supply will ensure the equipment is receiving the correct voltage, adequate current, and (importantly) the correct polarity.<\/p>\n<h2 class=\"wp-block-heading\">Interfaces<\/h2>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66666%\">\n<ul class=\"wp-block-list\">\n<li><a href=\"\/product\/labquest-3\/\">LabQuest 3<\/a> (<nobr>LABQ3<\/nobr>) <img loading=\"lazy\" decoding=\"async\" width=\"100\" height=\"56\" class=\"wp-image-9147\" style=\"width: 100px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/06\/product.labq3._002.right.screenshot.jpg\" alt=\"\"><\/li>\n<li><a href=\"\/product\/labquest-2\/\">LabQuest 2<\/a> (<nobr>LABQ2<\/nobr>) <img loading=\"lazy\" decoding=\"async\" width=\"75\" height=\"42\" class=\"wp-image-5964\" style=\"width: 75px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/02\/product.labq2._hero.001.600.338.jpg\" alt=\"\"><\/li>\n<li><a href=\"\/product\/labquest-stream\/\">LabQuest Stream<\/a> (<nobr>LQ-STREAM<\/nobr>) <img loading=\"lazy\" decoding=\"async\" width=\"75\" height=\"42\" class=\"wp-image-5965\" style=\"width: 75px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/02\/product.lq-stream._hero.001.600.338.jpg\" alt=\"\"><\/li>\n<li>Original <a href=\"\/product\/original-labquest\/\">LabQuest<\/a> (<nobr>LABQ<\/nobr>) <img loading=\"lazy\" decoding=\"async\" width=\"75\" height=\"42\" class=\"wp-image-5968\" style=\"width: 75px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/02\/product.labq._hero.001.600.338.jpg\" alt=\"\"><\/li>\n<\/ul>\n<\/div>\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.333%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"262\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-1024x262.jpeg\" alt=\"\" class=\"wp-image-26594\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-1024x262.jpeg 1024w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-600x153.jpeg 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-768x196.jpeg 768w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-1536x393.jpeg 1536w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822.jpeg 1768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><strong>Replacement Power Supply<br \/><a href=\"\/product\/labquest-power-supply\/\">LabQuest<sup>&reg;<\/sup> Power Supply<\/a> (<nobr>LQ3-PS<\/nobr>)<\/strong><\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.666666%\">\n<ul class=\"wp-block-list\">\n<li><a href=\"\/product\/labpro\/\">LabPro<\/a> (<nobr>LABPRO<\/nobr>) <img loading=\"lazy\" decoding=\"async\" width=\"100\" height=\"56\" class=\"wp-image-5969\" style=\"width: 100px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/02\/product.labpro._hero.001.600.338.jpg\" alt=\"\"><\/li>\n<\/ul>\n<\/div>\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.333333%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/www.vernier.com\/wp-content\/uploads\/2019\/11\/product.ips_._hero.001-scaled.jpg\" alt=\"\" style=\"aspect-ratio:1.777793678924296\"\/><figcaption class=\"wp-element-caption\"><strong>Replacement Power Supply<br \/><a href=\"\/product\/vernier-ac-adapter\/\">Power Supply for LabPro, WDSS, and Stir Station<\/a> (<nobr>IPS<\/nobr>)<\/strong><\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<figure class=\"wp-block-table\">\n<table>\n<thead>\n<tr>\n<th class=\"has-text-align-left\" data-align=\"left\">Unit Specifications<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Voltage<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Current<\/th>\n<th class=\"has-text-align-center\" data-align=\"center\">Polarity<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"has-text-align-left\" data-align=\"left\">LabQuest Power Supply<strong>*<\/strong><\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">5 V<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">1500 mA<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">center positive<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-left\" data-align=\"left\">LabQuest 3 Power Supply (LQ3-PS)<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">5 V<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">2500 mA<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">center positive<\/td>\n<\/tr>\n<tr>\n<td class=\"has-text-align-left\" data-align=\"left\">LabPro Power Supply (IPS)<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">6 V<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">1000 mA<\/td>\n<td class=\"has-text-align-center\" data-align=\"center\">center negative<\/td>\n<\/tr>\n<\/tbody>\n<\/table><figcaption class=\"wp-element-caption\"><strong><small>*<\/small><\/strong><em><small>Designed for the original LabQuest and LabQuest 2. Can be used with LabQuest 3 but won&#8217;t charge the battery while the unit is on. <strong>No longer sold.<\/strong><\/small><\/em><\/figcaption><\/figure>\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h2 class=\"wp-block-heading\">Charging Stations<\/h2>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<ul class=\"wp-block-list\">\n<li><a href=\"\/product\/labquest-charge-station\/\">LabQuest<sup>&reg;<\/sup> Charge Station<\/a> (<nobr>LQ3-CRG<\/nobr>) <img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"84\" class=\"wp-image-26598\" style=\"width: 150px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-3.jpeg\" alt=\"\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-3.jpeg 2400w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-3-600x338.jpeg 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-3-1024x576.jpeg 1024w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-3-768x432.jpeg 768w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-3-1536x864.jpeg 1536w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-3-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/li>\n<li><a href=\"\/product\/sensor-cart-charge-station\/\">Go Direct<sup>&reg;<\/sup> Sensor Cart Charge Station<\/a> (<nobr>GDX-CART-CRG<\/nobr>)<img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"84\" class=\"wp-image-26599\" style=\"width: 150px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-4.jpeg\" alt=\"\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-4.jpeg 1280w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-4-600x338.jpeg 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-4-1024x576.jpeg 1024w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-4-768x432.jpeg 768w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/li>\n<\/ul>\n<\/div>\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/www.vernier.com\/wp-content\/uploads\/2023\/12\/product.crg-cb._hero.001.jpg\"\/><figcaption class=\"wp-element-caption\"><strong>Replacement Power Cord<br \/><a href=\"\/product\/replacement-charge-station-power-cord\/\">Replacement Charge Station Power Cord<\/a> (<nobr>CRG-CB<\/nobr>)<\/strong><\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<ul class=\"wp-block-list\">\n<li><a href=\"\/product\/go-direct-charge-station\/\">Go Direct<sup>&reg;<\/sup> Charge Station<\/a> (<nobr>GDX-CRG<\/nobr>) <img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"84\" class=\"wp-image-26596\" style=\"width: 150px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-1.jpeg\" alt=\"\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-1.jpeg 2560w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-1-600x338.jpeg 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-1-1024x576.jpeg 1024w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-1-768x432.jpeg 768w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-1-1536x864.jpeg 1536w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-1-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/li>\n<li><a href=\"\/product\/labquest-2-charge-station\/\">LabQuest 2 Charge Station<\/a> (<nobr>LQ2-CRG<\/nobr>) <img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"84\" class=\"wp-image-26597\" style=\"width: 150px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-2.jpeg\" alt=\"\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-2.jpeg 2560w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-2-600x338.jpeg 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-2-1024x576.jpeg 1024w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-2-768x432.jpeg 768w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-2-1536x864.jpeg 1536w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-2-2048x1152.jpeg 2048w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/li>\n<li>LabQuest Charge Station (LQ-CRG, <em>discontinued<\/em>) <img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"84\" class=\"wp-image-26600\" style=\"width: 150px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/product.lq2-crg.001.1280.720.jpg\" alt=\"\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/product.lq2-crg.001.1280.720.jpg 1280w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/product.lq2-crg.001.1280.720-600x338.jpg 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/product.lq2-crg.001.1280.720-1024x576.jpg 1024w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/product.lq2-crg.001.1280.720-768x432.jpg 768w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/><\/li>\n<\/ul>\n<\/div>\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" src=\"https:\/\/www.vernier.com\/wp-content\/uploads\/2019\/11\/product.lq2-crg-ps._hero.001-scaled.jpg\"\/><figcaption class=\"wp-element-caption\"><strong>Replacement Power Supply<\/strong><br \/><strong><a href=\"\/product\/go-direct-charge-station-power-supply\/\">Go Direct<sup>&reg;<\/sup> Charge Station Power Supply<\/a> (<nobr>GDX-CRG-PS<\/nobr>)<\/strong><\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\">\n<ul class=\"wp-block-list\">\n<li>Go Wireless<sup>\u00ae<\/sup> Charging Station (GW-CRG, <em>discontinued<\/em>)<br \/><img loading=\"lazy\" decoding=\"async\" width=\"225\" height=\"59\" class=\"wp-image-26595\" style=\"width: 225px;\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/GW-CRG.png\" alt=\"\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/GW-CRG.png 678w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/GW-CRG-600x158.png 600w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" \/><small>(no USB ports)<\/small><\/li>\n<\/ul>\n<\/div>\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\">\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"262\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-1024x262.jpeg\" alt=\"\" class=\"wp-image-26594\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-1024x262.jpeg 1024w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-600x153.jpeg 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-768x196.jpeg 768w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822-1536x393.jpeg 1536w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2020\/09\/image-e1770053743822.jpeg 1768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><strong>Replacement Power Supply<br \/><a href=\"\/product\/labquest-power-supply\/\">LabQuest<sup>&reg;<\/sup> Power Supply<\/a> (<nobr>LQ3-PS<\/nobr>)<\/strong><\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<h2 class=\"wp-block-heading\">Related articles<\/h2>\n<ul class=\"wp-block-list\">\n<li><a href=\"\/til\/4108\/\">What power supplies can I use with mBot?<\/a><\/li>\n<li><a href=\"\/til\/3236\/\">What power supplies can I use with the DCU?<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Using the correct power supply will ensure the equipment is receiving the correct voltage, adequate current, and (importantly) the correct polarity. Interfaces Unit Specifications Voltage&#8230;<\/p>\n","protected":false},"author":86433,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-9618","post","type-post","status-publish","format-standard","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/9618","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/users\/86433"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/comments?post=9618"}],"version-history":[{"count":0,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/9618\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/media?parent=9618"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/categories?post=9618"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/tags?post=9618"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}