{"product_id":"kuaiqu-sps1203s-120v-3a-360w-dc-test-power-with-voltage-control-for-dc-dc-converter-testing","title":"KUAIQU SPS1203S 120V 3A 360W DC Test Power with Voltage Control for DC-DC Converter 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\u003c\/h1\u003e\n\u003ch1\u003eDC Test Power with Voltage Control for\u003c\/h1\u003e\n\u003ch1\u003eDC-DC Converter Testing\u003c\/h1\u003e\n\u003cp\u003eThe KUAIQU SPS1203S is a 120V 3A 360W DC Test Power designed for DC-DC Converter Testing and compatible power conversion applications. Its adjustable 0–120V output provides a wide DC voltage range for establishing different converter input conditions, while up to 3A current and 360W maximum power support testing requirements within the rated output range.\u003c\/p\u003e\n\u003cp\u003eFor converter development and bench evaluation, flexible voltage control and clear electrical monitoring are important when checking circuit response under different input conditions. The SPS1203S combines Encoder Control, an HD 4-Digit Display, and an Independent Output Button to provide controlled DC power for compatible DC-DC converters and related power conversion circuits.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003e0–120V Adjustable DC Test Power for Converter Input Testing\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S offers a continuously adjustable 0–120V DC output, allowing users to create different input voltage conditions for compatible DC-DC Converter Testing. Its wide output range is suitable for evaluating converter circuits that require different DC input levels within the rated specifications.\u003c\/p\u003e\n\u003ch3\u003eUp to 3A Current and 360W Output Capacity\u003c\/h3\u003e\n\u003cp\u003eWith up to 3A output current and 360W maximum power, the SPS1203S can provide adjustable DC power for compatible converter modules and power conversion circuits. Voltage and current settings can be configured according to the requirements of the circuit under test within the rated operating range.\u003c\/p\u003e\n\u003ch3\u003eEncoder Control for Flexible Voltage and Current Configuration\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S uses V-COARSE, V-FINE, A-COARSE, and A-FINE controls to adjust output parameters. Coarse adjustment allows faster setup when changing between different test ranges, while fine adjustment supports more detailed voltage and current configuration during converter testing.\u003c\/p\u003e\n\u003ch3\u003eWide Voltage Range with Detailed Setting Resolution\u003c\/h3\u003e\n\u003cp\u003eFor output settings below 100V, the SPS1203S provides 10mV voltage setting resolution. At 100V and above, voltage setting resolution is 0.1V. Combined with 1mA current setting resolution, these controls help users configure output conditions across the SPS1203S operating range.\u003c\/p\u003e\n\u003ch3\u003eHD 4-Digit Display for Converter Parameter Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe HD 4-Digit Display shows real-time voltage, current, and power readings. This allows users to observe the electrical conditions supplied to compatible DC-DC converters and monitor parameter changes while adjusting the test setup.\u003c\/p\u003e\n\u003ch3\u003eIndependent Output Button for Safer Test Preparation\u003c\/h3\u003e\n\u003cp\u003eThe Independent Output Button allows voltage and current parameters to be configured before DC output is enabled. Users can prepare the required converter input conditions first and then activate the output when ready to begin testing.\u003c\/p\u003e\n\u003ch3\u003eOVP and OCP Protection for Controlled DC Testing\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S includes Over-Voltage Protection (OVP) and Over-Current Protection (OCP), providing additional protection when abnormal voltage or current conditions occur during compatible testing applications.\u003c\/p\u003e\n\u003ch3\u003eMultiple Protection Functions for Power Circuit Evaluation\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 functions provide additional safeguards when abnormal operating conditions occur during compatible power conversion circuit testing.\u003c\/p\u003e\n\u003ch3\u003eUSB-A and USB-C Fast Charging Outputs\u003c\/h3\u003e\n\u003cp\u003eThe integrated USB-A and USB-C ports provide additional fast charging output options for compatible devices. USB-A supports PE1.1\/2.0, APPLE, BC1.2, AFC, FCP, and QC2.0\/QC3.0 protocols, while USB-C supports PE1.1\/2.0, APPLE, BC1.2, AFC, QC2.0\/QC3.0, and PD3.0 protocols.\u003c\/p\u003e\n\u003ch3\u003eCooling Fan for Extended Bench Operation\u003c\/h3\u003e\n\u003cp\u003eThe built-in Cooling Fan helps dissipate heat during operation, supporting extended bench testing within the rated operating conditions of the SPS1203S.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003ch3\u003eDC-DC Converter Testing\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S provides adjustable DC Test Power for evaluating compatible DC-DC converters within its rated 0–120V, 0–3A, and 360W output range.\u003c\/p\u003e\n\u003ch3\u003eConverter Input Voltage Evaluation\u003c\/h3\u003e\n\u003cp\u003eUsers can configure different DC voltage conditions to examine how compatible converters operate under selected input settings within the rated output range.\u003c\/p\u003e\n\u003ch3\u003ePower Conversion Circuit Development\u003c\/h3\u003e\n\u003cp\u003eThe adjustable voltage and current output can provide controlled DC input conditions for compatible power conversion circuits during development and bench evaluation.\u003c\/p\u003e\n\u003ch3\u003eConverter Module Testing\u003c\/h3\u003e\n\u003cp\u003eThe SPS1203S can be used to supply adjustable DC power to compatible converter modules and related electronic assemblies operating within its rated voltage, current, and power specifications.\u003c\/p\u003e\n\u003ch3\u003eElectrical Parameter Observation\u003c\/h3\u003e\n\u003cp\u003eReal-time voltage, current, and power readings allow users to monitor the output conditions supplied during compatible DC-DC Converter Testing.\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\u003eUSB-A\u003c\/td\u003e\n\u003ctd\u003ePDO: 5V\/3A, 9V\/2A, 12V\/1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB-C\u003c\/td\u003e\n\u003ctd\u003ePPS: 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% + 15mA\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% + 15mA\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 × 15.5cm, 1.2kg\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 × 21cm, 1.65kg\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 flexible DC Test Power for compatible DC-DC Converter Testing applications.\u003c\/p\u003e\n\u003cp\u003eIts Encoder Control system, including V-COARSE, V-FINE, A-COARSE, and A-FINE adjustment, allows users to configure voltage and current conditions across a wide output range. The different voltage setting resolutions below and above 100V provide appropriate adjustment capability for the SPS1203S output specifications.\u003c\/p\u003e\n\u003cp\u003eThe HD 4-Digit Display enables real-time monitoring of voltage, current, and power, while the Independent Output Button allows parameters to be configured before power is applied to the connected circuit. Combined with OVP, OCP, Over-Load Protection, Short Circuit Protection, Over-Temperature Protection, Grounding Protection, USB-A and USB-C fast charging outputs, and a built-in Cooling Fan, the SPS1203S is a practical DC Test Power solution for compatible DC-DC converters, power conversion circuits, and bench testing applications.\u003c\/p\u003e","brand":"Shenzhen Kuaiqu Electronic Co., Ltd","offers":[{"title":"AC220V(±10%) \/ SPS1203S","offer_id":47896268046513,"sku":"SPS1203S","price":99.9,"currency_code":"USD","in_stock":true},{"title":"AC110V(±10%) \/ SPS1203S","offer_id":47896268079281,"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_Test_Power_with_Voltage_Control_for_DC-DC_Converter_Testing1.png?v=1788601256","url":"https:\/\/www.kuaiquinstrument.com\/products\/kuaiqu-sps1203s-120v-3a-360w-dc-test-power-with-voltage-control-for-dc-dc-converter-testing","provider":"KUAIQU Instrument Store","version":"1.0","type":"link"}