{"product_id":"kuaiqu-adjustable-dc-power-supply-adjustable-dc-power-supply-120v-3a-360w-spps1203d-for-inverter-control-testing","title":"KUAIQU Adjustable DC Power Supply Adjustable DC Power Supply 120V 3A 360W SPPS1203D for Inverter Control 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\/SPPS305D_English_Manual.pdf?v=1748051830\" target=\"_blank\"\u003e \u003csvg style=\"margin-right: 8px;\" viewbox=\"0 0 16 16\" fill=\"currentColor\" height=\"20\" width=\"20\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\n        \u003cpath d=\"M.5 9.9a.5.5 0 0 1 .5.5v2.5a1 1 0 0 0 1 1h12a1 1 0 0 0 1-1v-2.5a.5.5 0 0 1 1 0v2.5a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2v-2.5a.5.5 0 0 1 .5-.5z\"\u003e\u003c\/path\u003e\n        \u003cpath d=\"M7.646 11.854a.5.5 0 0 0 .708 0l3-3a.5.5 0 0 0-.708-.708L8.5 10.293V1.5a.5.5 0 0 0-1 0v8.793L5.354 8.146a.5.5 0 1 0-.708.708l3 3z\"\u003e\u003c\/path\u003e\n      \u003c\/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 class=\"header-iWP5WJ auto-hide-last-sibling-br\"\u003e\u003cstrong\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/12.png?v=1776150334\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch1\u003eKUAIQU Adjustable DC Power Supply\u003c\/h1\u003e\n\u003ch1\u003eAdjustable DC Power Supply 120V 3A\u003c\/h1\u003e\n\u003ch1\u003e360W SPPS1203D for Inverter Control\u003c\/h1\u003e\n\u003ch1\u003eTesting\u003c\/h1\u003e\n\u003cp\u003eThe KUAIQU SPPS1203D is a 360W Adjustable DC Power Supply with a 0-120V adjustable voltage range and 0-3A adjustable current range, designed for bench testing of compatible inverter control circuits, control boards, and related electronic components. For Inverter Control Testing, engineers and technicians can adjust the DC output to establish different test conditions within the rated operating range of the power supply. The full-color LCD provides four-digit voltage and current display together with power display, while the precision encoder, M1-M4 four-group memory function, output switch, and panel lock provide practical controls for repeated bench testing and verification work.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003e0-120V 0-3A Adjustable DC Output\u003c\/h3\u003e\n\u003cp\u003eThe SPPS1203D provides an adjustable DC output from 0-120V and 0-3A with a rated output power of 360W. This wide voltage range gives users flexibility when establishing different DC supply conditions for compatible inverter control circuits and electronic components.\u003c\/p\u003e\n\u003cp\u003eFor Inverter Control Testing, different test procedures may require different DC supply settings. The adjustable output allows users to establish the required voltage and current settings within the rated capability of the Adjustable DC Power Supply, making it suitable for development, verification, and repeated bench testing.\u003c\/p\u003e\n\u003ch3\u003ePrecision Encoder Adjustment for Controlled Parameter Setting\u003c\/h3\u003e\n\u003cp\u003eThe SPPS1203D uses a precision encoder for voltage and current adjustment. The encoder provides a convenient way to change the output settings when preparing different test conditions.\u003c\/p\u003e\n\u003cp\u003eDuring Inverter Control Testing, users can adjust the DC supply according to the requirements of the test circuit and change the settings between different verification steps. This is particularly useful when several DC operating conditions need to be checked during circuit development or evaluation.\u003c\/p\u003e\n\u003ch3\u003eM1-M4 Four-Group Memory Function\u003c\/h3\u003e\n\u003cp\u003eThe SPPS1203D provides an M1-M4 four-group memory function for storing commonly used settings. Repeated inverter control testing can involve recurring voltage and current parameters, and the memory function provides a convenient way to retain frequently used settings for later recall.\u003c\/p\u003e\n\u003cp\u003eThis can simplify test preparation when users repeatedly work with the same or similar DC supply conditions. Instead of manually entering every commonly used setting again, users can use the available memory groups as part of their recurring bench test workflow.\u003c\/p\u003e\n\u003ch3\u003eFull-Color LCD with Voltage, Current and Power Display\u003c\/h3\u003e\n\u003cp\u003eThe full-color LCD provides four-digit voltage and current display along with power display, allowing users to observe the main DC output information during operation.\u003c\/p\u003e\n\u003cp\u003eFor Inverter Control Testing, clear visibility of voltage, current, and power values is useful when checking the actual supply condition of a compatible test circuit. The display also makes it easier to observe changes while adjusting the DC output for different test procedures.\u003c\/p\u003e\n\u003ch3\u003eOutput Switch for Convenient Test Control\u003c\/h3\u003e\n\u003cp\u003eThe output switch button allows users to control the DC output during bench testing. Users can prepare the required voltage and current settings and then control when the output is applied to the compatible inverter control test circuit.\u003c\/p\u003e\n\u003cp\u003eThis function is useful when changing test connections, preparing a new test condition, or repeating a verification procedure. It also allows the user to control the output without repeatedly changing the previously established voltage and current settings.\u003c\/p\u003e\n\u003ch3\u003ePanel Lock for Stable Test Settings\u003c\/h3\u003e\n\u003cp\u003eThe panel lock button helps reduce unintended changes to the front-panel settings after the required voltage and current parameters have been established.\u003c\/p\u003e\n\u003cp\u003eDuring repeated Inverter Control Testing, maintaining consistent test conditions can be important when comparing results from different test procedures. The panel lock provides a practical way to help keep established front-panel settings from being changed unintentionally during operation.\u003c\/p\u003e\n\u003ch3\u003e5V 2A USB Output\u003c\/h3\u003e\n\u003cp\u003eThe SPPS1203D includes a 5V 2A USB output for compatible USB-powered accessories. This provides an additional fixed-voltage power option when suitable USB accessories are used together with a compatible inverter control test setup.\u003c\/p\u003e\n\u003cp\u003eThe USB output is separate from the main adjustable 0-120V DC output and does not replace the main Adjustable DC Power Supply output. It provides an additional 5V 2A source for compatible accessories that require this type of power input.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003ch3\u003eInverter Control Testing\u003c\/h3\u003e\n\u003cp\u003eThe SPPS1203D can be used as an Adjustable DC Power Supply for testing compatible inverter control circuits within its 0-120V, 0-3A, and 360W rated output capability.\u003c\/p\u003e\n\u003cp\u003eUsers can establish different DC supply conditions by adjusting the output voltage and current, then observe the displayed voltage, current, and power values through the full-color LCD. The output switch provides convenient control when applying or removing DC power during different stages of a test.\u003c\/p\u003e\n\u003ch3\u003eInverter Control Circuit Development\u003c\/h3\u003e\n\u003cp\u003eDuring inverter control circuit development, engineers may need to evaluate circuit behavior under different DC supply conditions. The SPPS1203D provides adjustable voltage and current settings that can be changed using the precision encoder.\u003c\/p\u003e\n\u003cp\u003eThe M1-M4 memory function can be used for frequently repeated settings, helping users organize recurring bench test conditions during development and verification work. The panel lock can also help reduce unintended changes after a desired test setting has been established.\u003c\/p\u003e\n\u003ch3\u003eInverter Control Board Verification\u003c\/h3\u003e\n\u003cp\u003eThe SPPS1203D is suitable for providing adjustable DC power to compatible inverter control boards and related electronic control components during bench verification.\u003c\/p\u003e\n\u003cp\u003eThe 0-120V voltage range and 0-3A current range allow users to establish different supply conditions within the rated capability of the 360W power supply. The four-digit voltage and current display and power display provide visible output information while the test is being performed.\u003c\/p\u003e\n\u003ch3\u003eRepeated Inverter Test Procedures\u003c\/h3\u003e\n\u003cp\u003eRepeated testing may require the same or similar voltage and current settings to be established multiple times. The M1-M4 four-group memory function provides a practical way to retain commonly used settings for recurring test procedures.\u003c\/p\u003e\n\u003cp\u003eThe output switch can be used to control the DC output during repeated tests, while the panel lock can help reduce accidental changes to established settings. Together with the precision encoder and full-color LCD, these functions support a more organized bench testing workflow.\u003c\/p\u003e\n\u003ch3\u003eDC Supply Condition Verification\u003c\/h3\u003e\n\u003cp\u003eThe SPPS1203D can provide adjustable DC power when verifying the supply conditions of compatible inverter control electronics and related circuits.\u003c\/p\u003e\n\u003cp\u003eUsers can adjust the output within the 0-120V and 0-3A range, observe voltage, current, and power information on the full-color LCD, and use the output switch to control the application of DC power to the test setup. These functions make the SPPS1203D suitable for laboratory and bench-level Inverter Control Testing within its rated specifications.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eQuality Check and Terms of Service:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eEach KUAIQU DC Power Supply and its accessories are inspected before shipment to help maintain consistent product quality and ensure that the supplied components are checked before delivery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1 × SPPS1203D DC Power Supply\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1 × Output Power Cord\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1 × Input Power Cord\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1 × User Manual\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1 × Warranty Card\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eQuality Assurance:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCE \u0026amp; FCC Certification\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAll DC Power Supplies and accessories are inspected before shipment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustomer support within 24 hours\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle unit package size: approx. 33.5 × 13 × 22cm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle unit package weight: approx. 1.7KG\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStandard carton: 8 pcs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSPPS1203D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAdjustable DC Power Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Voltage\u003c\/td\u003e\n\u003ctd\u003e0-120V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e0-3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Output Power\u003c\/td\u003e\n\u003ctd\u003e360W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking Temperature\u003c\/td\u003e\n\u003ctd\u003e0℃-40℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Output\u003c\/td\u003e\n\u003ctd\u003e5V 2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Function\u003c\/td\u003e\n\u003ctd\u003eM1-M4, 4 Groups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Setting Resolution\u003c\/td\u003e\n\u003ctd\u003e100mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Setting Resolution\u003c\/td\u003e\n\u003ctd\u003e1mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Readback Resolution\u003c\/td\u003e\n\u003ctd\u003e100mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Readback Resolution\u003c\/td\u003e\n\u003ctd\u003e1mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Setting Accuracy\u003c\/td\u003e\n\u003ctd\u003e≤0.01%+15mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Setting Accuracy\u003c\/td\u003e\n\u003ctd\u003e≤0.01%+10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Readback Accuracy\u003c\/td\u003e\n\u003ctd\u003e≤0.01%+15mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Readback Accuracy\u003c\/td\u003e\n\u003ctd\u003e≤0.01%+10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Ripple\u003c\/td\u003e\n\u003ctd\u003e≤300mVp-p\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Ripple\u003c\/td\u003e\n\u003ctd\u003e≤30mArms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRise Time, No Load\u003c\/td\u003e\n\u003ctd\u003e≤200mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRise Time, Full Load\u003c\/td\u003e\n\u003ctd\u003e≤300mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFall Time, No Load\u003c\/td\u003e\n\u003ctd\u003e≤30S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFall Time, Full Load\u003c\/td\u003e\n\u003ctd\u003e≤300mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Response Time\u003c\/td\u003e\n\u003ctd\u003e≤200mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Regulation, Voltage\u003c\/td\u003e\n\u003ctd\u003e≤0.3%+10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Regulation, Current\u003c\/td\u003e\n\u003ctd\u003e≤0.1%+2.5mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine Regulation, Voltage\u003c\/td\u003e\n\u003ctd\u003e≤0.01%+2.5mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine Regulation, Current\u003c\/td\u003e\n\u003ctd\u003e≤0.1%+2.5mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEfficiency\u003c\/td\u003e\n\u003ctd\u003e≥85%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003eAC 220V, AC 110V Optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. 24 × 8.5 × 16cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 1.3KG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Dimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. 33.5 × 13 × 22cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 1.7KG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard Carton\u003c\/td\u003e\n\u003ctd\u003e8 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Choose KUAIQU SPPS1203D?\u003c\/h2\u003e\n\u003cp\u003eThe KUAIQU SPPS1203D combines 0-120V adjustable DC output, 0-3A adjustable current, and 360W rated output power in a compact bench power supply. For Inverter Control Testing, its precision encoder adjustment provides convenient parameter changes, while the full-color LCD displays four-digit voltage and current values together with power information. The M1-M4 four-group memory function supports recurring test settings, and the output switch and panel lock provide practical control during repeated bench testing.\u003c\/p\u003e\n\u003cp\u003eWith a 100mV voltage setting and readback resolution for this 120V model, 1mA current resolution, voltage setting and readback accuracy of ≤0.01%+15mV, and current setting and readback accuracy of ≤0.01%+10mA, the SPPS1203D provides clearly defined electrical specifications for compatible inverter control test setups. The 5V 2A USB output also provides an additional power option for compatible USB accessories. Within its rated specifications, the SPPS1203D is a practical Adjustable DC Power Supply for Inverter Control Testing, inverter control circuit development, control board verification, and repeated DC supply condition testing.\u003c\/p\u003e","brand":"Shenzhen Kuaiqu Electronic Co., Ltd","offers":[{"title":"AC220V(±10%) \/ SPPS1203D","offer_id":47926610854065,"sku":"SPPS1203D-B-220V-0914-01","price":139.99,"currency_code":"USD","in_stock":true},{"title":"AC220V(±10%) \/ SPPS1203D-R","offer_id":47926610886833,"sku":"SPPS1203D-R-B-220V-0914-01","price":154.99,"currency_code":"USD","in_stock":true},{"title":"AC110V(±10%) \/ SPPS1203D","offer_id":47926610919601,"sku":"SPPS1203D-B-110V-0914-01","price":139.99,"currency_code":"USD","in_stock":true},{"title":"AC110V(±10%) \/ SPPS1203D-R","offer_id":47926610952369,"sku":"SPPS1203D-R-B-110V-0914-01","price":154.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/KUAIQU_Adjustable_DC_Power_Supply_Adjustable_DC_Power_Supply_120V_3A_360W_SPPS1203D_for_Inverter_Control_Testing-01.png?v=1789451638","url":"https:\/\/www.kuaiquinstrument.com\/products\/kuaiqu-adjustable-dc-power-supply-adjustable-dc-power-supply-120v-3a-360w-spps1203d-for-inverter-control-testing","provider":"KUAIQU Instrument Store","version":"1.0","type":"link"}