{"product_id":"kuaiqu-sps1203s-120v-3a-360w-dc-power-supply-for-power-supply-testing","title":"KUAIQU SPS1203S 120V 3A 360W DC Power Supply for Power Supply Testing","description":"\u003cdiv style=\"margin: 20px 0; padding: 15px; border-left: 4px solid #2c3e50; background-color: #f8f9fa; border-radius: 4px;\"\u003e\n\u003ch2 style=\"margin: 0 0 10px 0; font-size: 20px; color: #2c3e50;\"\u003e\u003ca style=\"color: #2980b9; text-decoration: underline; font-weight: bold; display: inline-flex; align-items: center;\" rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/OVP.pdf?v=1788508343\u0026gt;%20\u0026lt;svg%20style=\" viewbox=\"0 0 16 16\" fill=\"currentColor\" height=\"20\" width=\"20\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e Download English Manual (PDF) \u003c\/a\u003e\u003c\/h2\u003e\n\u003cp style=\"margin: 0; color: #666; font-size: 14px;\"\u003eClick the link above to get the full user guide for this product.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin: 0; color: #666; font-size: 14px;\"\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/12.png?v=1776150334\" alt=\"\"\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1\u003eKUAIQU SPS1203S 120V 3A 360W DC\u003c\/h1\u003e\n\u003ch1\u003ePower Supply for Power Supply Testing\u003c\/h1\u003e\n\u003cp\u003eThe KUAIQU SPS1203S is a 120V 3A 360W DC Power Supply designed for Power Supply Testing and compatible power system evaluation applications. Its adjustable 0-120V DC output provides flexible voltage conditions for testing power supply circuits, DC output performance, and related electronic systems within the rated operating range.\u003c\/p\u003e\n\u003cp\u003eFor power supply evaluation, users need controlled output adjustment, clear electrical parameter monitoring, and reliable protection during testing procedures. The SPS1203S combines Precision Encoder adjustment, an HD 4-Digit Display, an Independent Output Button, and multiple protection functions to provide controlled DC power for laboratory and engineering testing applications.\u003c\/p\u003e\n\u003cp\u003eWith its wide voltage range, adjustable current output, and real-time monitoring capability, the SPS1203S helps users establish different test conditions and evaluate compatible power supply designs and electronic circuits.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003e0-120V Adjustable DC Output for Power Supply Testing\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S provides a 0-120V adjustable DC output, allowing users to create different voltage conditions during Power Supply Testing. The wide output range supports evaluation of compatible power supply circuits and electronic systems requiring different DC input conditions within the rated specifications.\u003c\/p\u003e\n\u003ch3\u003e3A Current and 360W Power Capacity for Flexible Testing Conditions\u003c\/h3\u003e\n\u003cp\u003eWith up to 3A output current and 360W maximum power, the SPS1203S provides adjustable DC power for compatible power supply evaluation tasks. Users can configure voltage and current parameters according to the requirements of the connected device or circuit under test.\u003c\/p\u003e\n\u003ch3\u003ePrecision Encoder Adjustment for Controlled Output Settings\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S features V-COARSE, V-FINE, A-COARSE, and A-FINE adjustment controls. Coarse adjustment helps users quickly establish the required output range, while fine adjustment allows smaller changes when setting test parameters for different power supply evaluation conditions.\u003c\/p\u003e\n\u003ch3\u003eStable DC Output for Power Supply Evaluation\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S provides regulated DC output to establish controlled test conditions during power supply evaluation. Users can adjust output voltage and current within the rated range to observe the performance of compatible power supply circuits and electronic systems.\u003c\/p\u003e\n\u003ch3\u003eHD 4-Digit Display for Real-Time Parameter Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe HD 4-Digit Display provides real-time readings of voltage, current, and power. During Power Supply Testing, users can monitor output parameters and observe electrical changes when adjusting different test conditions.\u003c\/p\u003e\n\u003ch3\u003eIndependent Output Button for Safer Test Preparation\u003c\/h3\u003e\n\u003cp\u003eThe Independent Output Button allows users to set voltage and current values before enabling DC output. This helps prepare required test parameters before power is applied to the connected power supply circuit or electronic device.\u003c\/p\u003e\n\u003ch3\u003eDetailed Voltage and Current Resolution for Testing Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S supports 10mV voltage setting resolution below 100V and 0.1V resolution at 100V and above. Combined with 1mA current setting resolution, it provides detailed adjustment capability when configuring different power supply test conditions.\u003c\/p\u003e\n\u003ch3\u003eOVP and OCP Protection for Testing Applications\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S includes Over-Voltage Protection (OVP) and Over-Current Protection (OCP) to provide additional protection during testing. These functions help reduce the risk caused by abnormal voltage or current conditions when evaluating compatible power supply circuits.\u003c\/p\u003e\n\u003ch3\u003eMultiple Protection Functions for Bench Testing\u003c\/h3\u003e\n\u003cp\u003eIn addition to OVP and OCP, the SPS1203S includes Over-Load Protection, Short Circuit Protection, Over-Temperature Protection, and Grounding Protection. These protection functions provide additional safeguards during compatible laboratory and engineering testing applications.\u003c\/p\u003e\n\u003ch3\u003eUSB-A and USB-C Fast Charging Output\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S is equipped with USB-A and USB-C fast charging interfaces. The USB-A output supports PDO 5V\/3A, 9V\/2A, and 12V\/1.5A, while USB-C supports PPS 3.3V-5.9V\/3A and 3.3V-11V\/1.6A output specifications for compatible charging applications.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003ch3\u003ePower Supply Testing\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S provides adjustable DC power for evaluating compatible power supply circuits and electronic systems within its rated 0-120V, 0-3A, and 360W output range.\u003c\/p\u003e\n\u003ch3\u003eDC Output Performance Evaluation\u003c\/h3\u003e\n\u003cp\u003eUsers can adjust voltage and current settings to establish different output conditions and monitor electrical parameters when evaluating compatible DC power supply performance.\u003c\/p\u003e\n\u003ch3\u003ePower Circuit Testing\u003c\/h3\u003e\n\u003cp\u003eThe adjustable 0-120V output supports controlled DC power conditions for testing compatible power circuits and related electronic designs.\u003c\/p\u003e\n\u003ch3\u003eVoltage and Current Parameter Verification\u003c\/h3\u003e\n\u003cp\u003eThe HD 4-Digit Display allows users to monitor voltage, current, and power readings during testing, helping evaluate electrical parameters under different output settings.\u003c\/p\u003e\n\u003ch3\u003eLaboratory and Engineering Development\u003c\/h3\u003e\n\u003cp\u003eWith Precision Encoder adjustment, Independent Output Button, adjustable output range, and multiple protection functions, the SPS1203S is suitable for compatible laboratory testing and engineering development applications.\u003c\/p\u003e\n\u003ch2\u003eQuality Check and Terms of Service:\u003c\/h2\u003e\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cp\u003eEach KUAIQU SPS-S Upgrade Series DC Power Supply is packaged with the standard accessories required for normal operation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDC Power Supply ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOutput Cable ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInput Cable ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUser Manual ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWarranty Card ×1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCE \u0026amp; FCC Certification\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S is designed to meet applicable CE and FCC requirements for its intended use.\u003c\/p\u003e\n\u003ch3\u003eInspection Before Shipment\u003c\/h3\u003e\n\u003cp\u003eEach power supply undergoes inspection before shipment to help ensure proper operation and product quality.\u003c\/p\u003e\n\u003ch3\u003eCustomer Support within 24 Hours\u003c\/h3\u003e\n\u003cp\u003eFor questions about product operation, specifications, or usage, KUAIQU customer support provides assistance within 24 hours.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eItem\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSub-item\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Value (0°C~40°C)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e0-120V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e0-3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e360W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUSB \/ Type-C Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eUSB-A: PDO 5V\/3A, 9V\/2A, 12V\/1.5A; USB-C: PPS 3.3V-5.9V\/3A, 3.3V-11V\/1.6A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoad Regulation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e≤0.3% + 10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e≤0.1% + 2.5mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine Regulation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e≤0.01% + 2.5mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e≤0.1% + 2.5mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSetting Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100V: 10mV; ≥100V: 0.1V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e1mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReadback Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;100V: 10mV; ≥100V: 0.1V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e1mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSetting Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e≤0.01% + 15mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e≤0.01% + 10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReadback Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e≤0.01% + 15mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e≤0.01% + 10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRipple (20Hz~20MHz)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e≤300mVp-p \/ ≤30mVrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eCurrent\u003c\/td\u003e\n\u003ctd\u003e≤30mArms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRise Time (No Load)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTime\u003c\/td\u003e\n\u003ctd\u003e≤200ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRise Time (Full Load)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTime\u003c\/td\u003e\n\u003ctd\u003e≤300ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFall Time (No Load)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTime\u003c\/td\u003e\n\u003ctd\u003e≤30s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFall Time (Full Load)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTime\u003c\/td\u003e\n\u003ctd\u003e≤300ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDynamic Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTime\u003c\/td\u003e\n\u003ctd\u003e≤200ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEfficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003e≥85%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage \/ Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eAC 220V (AC110V optional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize \/ Net Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eApprox. 22 × 8.5 × 15.5 cm, 1.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Size \/ Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-\u003c\/td\u003e\n\u003ctd\u003eSingle unit: 29.5 × 13 × 21 cm, 1.65 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Choose KUAIQU SPS1203S?\u003c\/h2\u003e\n\u003cp\u003eThe KUAIQU SPS1203S combines a \u003cstrong\u003e0-120V adjustable output range, up to 3A current, and 360W maximum power\u003c\/strong\u003e to provide controlled DC power conditions for compatible Power Supply Testing applications.\u003c\/p\u003e\n\u003cp\u003eIts Precision Encoder adjustment with V-COARSE, V-FINE, A-COARSE, and A-FINE controls allows users to configure output parameters according to different testing requirements. The HD 4-Digit Display provides real-time monitoring of voltage, current, and power, helping users observe electrical values throughout the testing process.\u003c\/p\u003e\n\u003cp\u003eThe Independent Output Button allows test parameters to be prepared before DC output activation. Combined with stable DC output, OVP, OCP, Over-Load Protection, Short Circuit Protection, Over-Temperature Protection, Grounding Protection, USB-A and USB-C fast charging interfaces, and a built-in Cooling Fan, the SPS1203S provides a practical DC Power Supply solution for compatible power supply testing, electronic circuit evaluation, and laboratory engineering applications.\u003c\/p\u003e","brand":"Shenzhen Kuaiqu Electronic Co., Ltd","offers":[{"title":"AC220V(±10%) \/ SPS1203S","offer_id":47896268243121,"sku":"SPS1203S","price":99.9,"currency_code":"USD","in_stock":true},{"title":"AC110V(±10%) \/ SPS1203S","offer_id":47896268275889,"sku":"SPS1203S","price":99.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/KUAIQU_SPS1203S_120V_3A_360W_DC_Power_Supply_for_Power_Supply_Testing1.png?v=1788602961","url":"https:\/\/www.kuaiquinstrument.com\/fr\/products\/kuaiqu-sps1203s-120v-3a-360w-dc-power-supply-for-power-supply-testing","provider":"KUAIQU Instrument Store","version":"1.0","type":"link"}