{"product_id":"kuaiqu-dc-bench-power-supply-30v-20a-600w-with-usb-rs232-rs485-communication-r-sps3020s-for-industrial-automation-testing","title":"KUAIQU DC Bench Power Supply 30V 20A 600W with USB RS232 RS485 Communication, R-SPS3020S for Industrial Automation 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 href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/R-SPS-S-English-Manual.pdf?v=1763974656\" rel=\"noopener\" style=\"color: #2980b9; text-decoration: underline; font-weight: bold; display: inline-flex; align-items: center;\" target=\"_blank\"\u003e \u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"20\" height=\"20\" fill=\"currentColor\" viewbox=\"0 0 16 16\" style=\"margin-right: 8px;\"\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-vfC6AV auto-hide-last-sibling-br\"\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/12.png?v=1776150334\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch1\u003eKUAIQU DC Bench Power Supply 30V 20A\u003c\/h1\u003e\n\u003ch1\u003e600W with USB RS232 RS485\u003c\/h1\u003e\n\u003ch1\u003eCommunication, R-SPS3020S for \u003c\/h1\u003e\n\u003ch1\u003eIndustrial Automation Testing\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eKUAIQU R-SPS3020S\u003c\/strong\u003e is a 30V 20A 600W \u003cstrong\u003eDC Bench Power Supply\u003c\/strong\u003e designed for \u003cstrong\u003eIndustrial Automation Testing\u003c\/strong\u003e, control equipment development, industrial electronic module evaluation, and bench-level power testing. With an adjustable 0–30V output and up to 20A current capability, it provides a flexible DC power source for industrial automation devices and test circuits operating within the rated range.\u003c\/p\u003e\n\u003cp\u003eFor industrial automation testing, stable and repeatable power conditions are important when evaluating electronic modules, control circuits, sensors, interface boards, and other DC-powered equipment. The R-SPS3020S combines adjustable voltage and current control with a four-digit display, precision encoder adjustment, OCP and OVP protection, output ON\/OFF control, memory presets, and panel locking. USB and optional RS232\/RS485 communication interfaces also provide connection options for compatible test and control environments.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003e30V 20A 600W DC Bench Power Supply\u003c\/h3\u003e\n\u003cp\u003eThe R-SPS3020S provides a \u003cstrong\u003e0–30V adjustable output, up to 20A current, and 600W maximum power\u003c\/strong\u003e, making it suitable for a broad range of industrial automation testing tasks. The adjustable output allows users to establish different DC supply conditions when testing automation equipment, electronic modules, control circuits, and related devices within the rated operating range.\u003c\/p\u003e\n\u003ch3\u003eAdjustable Voltage and Current for Industrial Automation Testing\u003c\/h3\u003e\n\u003cp\u003eIndependent voltage and current adjustment helps users establish appropriate power conditions for different industrial automation test setups. This is useful when evaluating control boards, electronic modules, interface circuits, and DC-powered equipment that require different operating voltage or current limits.\u003c\/p\u003e\n\u003ch3\u003eFour-Digit Display for Voltage, Current, and Power Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe four-digit display provides clear readback of \u003cstrong\u003evoltage, current, and power\u003c\/strong\u003e, allowing users to monitor the power supply condition during testing. This makes it easier to observe changes in the connected load and verify that the test setup remains within the intended operating range.\u003c\/p\u003e\n\u003ch3\u003ePrecision Encoder Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe precision rotary encoder provides convenient adjustment of voltage and current settings. This is useful when industrial automation testing requires controlled changes to the DC input condition or repeated adjustment during equipment development and evaluation.\u003c\/p\u003e\n\u003ch3\u003eOCP and OVP Protection\u003c\/h3\u003e\n\u003cp\u003eBuilt-in \u003cstrong\u003eOver Current Protection (OCP)\u003c\/strong\u003e and \u003cstrong\u003eOver Voltage Protection (OVP)\u003c\/strong\u003e help protect the power supply and connected test equipment when abnormal current or voltage conditions occur. These protection functions are useful for bench testing industrial electronic equipment where controlled power conditions are required.\u003c\/p\u003e\n\u003ch3\u003eOutput ON\/OFF Control\u003c\/h3\u003e\n\u003cp\u003eThe independent \u003cstrong\u003eOutput ON\/OFF\u003c\/strong\u003e function allows users to control DC output without repeatedly disconnecting the test wiring. This provides a convenient way to start or stop power delivery during industrial automation testing, equipment evaluation, and circuit development.\u003c\/p\u003e\n\u003ch3\u003eM1-M3 Memory for Repeated Test Conditions\u003c\/h3\u003e\n\u003cp\u003eThe R-SPS3020S provides \u003cstrong\u003ethree memory groups, M1-M3\u003c\/strong\u003e, for storing commonly used power supply settings. For repeated industrial automation tests, saved settings can help reduce repeated manual adjustment and make recurring bench test procedures more convenient.\u003c\/p\u003e\n\u003ch3\u003ePanel Lock for Stable Test Parameters\u003c\/h3\u003e\n\u003cp\u003eThe panel lock function helps prevent unintended changes to voltage and current settings during testing. This is useful when an industrial automation test requires a consistent power condition to be maintained while the connected device or circuit is being evaluated.\u003c\/p\u003e\n\u003ch3\u003eFront and Rear Output Connections\u003c\/h3\u003e\n\u003cp\u003eThe R-SPS3020S provides \u003cstrong\u003efront and rear output ports\u003c\/strong\u003e, giving users flexibility when arranging different industrial automation test setups. The front output is convenient for bench work and quick connections, while the rear output can be used when a cleaner or more permanent test wiring arrangement is preferred.\u003c\/p\u003e\n\u003ch3\u003eUSB RS232 RS485 Communication Interfaces\u003c\/h3\u003e\n\u003cp\u003eThe power supply supports a \u003cstrong\u003eUSB interface\u003c\/strong\u003e, with \u003cstrong\u003eRS232 and RS485 available as optional communication interfaces\u003c\/strong\u003e. These interfaces provide connection options for compatible industrial automation testing environments and equipment setups where communication with the power supply is required.\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003ch3\u003eIndustrial Automation Testing\u003c\/h3\u003e\n\u003cp\u003eThe R-SPS3020S can provide adjustable DC power for testing industrial automation equipment and electronic systems within its 30V, 20A, and 600W rated range. Users can adjust voltage and current according to the requirements of the device or test circuit.\u003c\/p\u003e\n\u003ch3\u003eIndustrial Control Equipment Testing\u003c\/h3\u003e\n\u003cp\u003eThe adjustable DC output can be used as a bench power source when evaluating DC-powered industrial control equipment and related electronic assemblies. Voltage and current can be adjusted to establish suitable test conditions.\u003c\/p\u003e\n\u003ch3\u003eAutomation Control Circuit Testing\u003c\/h3\u003e\n\u003cp\u003eThe power supply is suitable for bench testing automation control circuits that require an adjustable DC input. The display provides voltage, current, and power readback during the test process.\u003c\/p\u003e\n\u003ch3\u003eIndustrial Electronic Module Testing\u003c\/h3\u003e\n\u003cp\u003eThe R-SPS3020S can supply adjustable DC power for industrial electronic modules and development boards operating within the rated output range. OCP and OVP provide additional protection during module evaluation.\u003c\/p\u003e\n\u003ch3\u003eIndustrial Sensor Test Circuits\u003c\/h3\u003e\n\u003cp\u003eFor compatible DC-powered sensor test circuits, the adjustable output can provide different supply conditions during development and evaluation. The voltage and current readback helps users monitor the actual power condition during testing.\u003c\/p\u003e\n\u003ch3\u003eAutomation Interface Board Testing\u003c\/h3\u003e\n\u003cp\u003eThe R-SPS3020S can be used as a DC power source for interface boards and related electronic circuits used in industrial automation development. Its adjustable output and precision encoder support convenient changes to test conditions.\u003c\/p\u003e\n\u003ch3\u003eIndustrial PCB and Circuit Testing\u003c\/h3\u003e\n\u003cp\u003eThe 30V 20A 600W output capability provides a flexible bench power source for industrial PCB and circuit testing within the rated range. The four-digit display allows users to observe voltage, current, and power during operation.\u003c\/p\u003e\n\u003ch3\u003eRepeated Automation Equipment Testing\u003c\/h3\u003e\n\u003cp\u003eThe M1-M3 memory function can store three groups of commonly used settings, making the R-SPS3020S convenient for repeated industrial automation test conditions where the same power parameters are used regularly.\u003c\/p\u003e\n\u003ch3\u003eIndustrial Automation Development and Evaluation\u003c\/h3\u003e\n\u003cp\u003eDuring equipment development, engineers can use the adjustable DC bench power supply to establish different input conditions for electronic modules, control circuits, and other compatible DC-powered components.\u003c\/p\u003e\n\u003ch3\u003eLaboratory Industrial Electronics Testing\u003c\/h3\u003e\n\u003cp\u003eThe R-SPS3020S can serve as an adjustable DC bench power supply for laboratory testing, development, troubleshooting, and evaluation of industrial electronic circuits and automation-related equipment within its rated specifications.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eQuality Check and Terms of Service:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePackage includes:\u003c\/strong\u003e DC Power Supply *1, Output Power Cord *1, Input Power Cord *1, User Manual *1, Warranty Card *1.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHas passed CE \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 to ensure good quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustomer support: Contact us with any questions, and we'll respond within 24 hours.\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\u003eR-SPS3020S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDC Bench Power Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e0–30V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current\u003c\/td\u003e\n\u003ctd\u003e0–20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Power\u003c\/td\u003e\n\u003ctd\u003e600W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Regulation Voltage\u003c\/td\u003e\n\u003ctd\u003e≤0.1% + 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\u003eSetting Resolution Voltage\u003c\/td\u003e\n\u003ctd\u003e10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetting Resolution Current\u003c\/td\u003e\n\u003ctd\u003e10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadback Resolution Voltage\u003c\/td\u003e\n\u003ctd\u003e10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadback Resolution Current\u003c\/td\u003e\n\u003ctd\u003e10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetting Accuracy Voltage\u003c\/td\u003e\n\u003ctd\u003e≤0.05% + 10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSetting Accuracy Current\u003c\/td\u003e\n\u003ctd\u003e≤0.01% + 10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadback Accuracy Voltage\u003c\/td\u003e\n\u003ctd\u003e≤0.05% + 10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReadback Accuracy Current\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≤200mVp-p \/ ≤20mVrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Ripple\u003c\/td\u003e\n\u003ctd\u003e≤20mArms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRipple Test Frequency\u003c\/td\u003e\n\u003ctd\u003e20Hz–20MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRise Time, No Load\u003c\/td\u003e\n\u003ctd\u003e≤150ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRise Time, Full Load\u003c\/td\u003e\n\u003ctd\u003e≤200ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFall Time, No Load\u003c\/td\u003e\n\u003ctd\u003e≤15s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFall Time, Full Load\u003c\/td\u003e\n\u003ctd\u003e≤50ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Response\u003c\/td\u003e\n\u003ctd\u003e≤20ms\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\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eFour-Digit Voltage, Current, and Power Display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eOCP, OVP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Control\u003c\/td\u003e\n\u003ctd\u003eOutput ON\/OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003eM1-M3, 3 Groups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustment\u003c\/td\u003e\n\u003ctd\u003ePrecision Encoder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePanel Lock\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eUSB, RS232\/RS485 Optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Ports\u003c\/td\u003e\n\u003ctd\u003eFront and Rear\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront Panel Current\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear Panel\u003c\/td\u003e\n\u003ctd\u003eFull Power Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C–40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. 26.5 × 19 × 8.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 2.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Size\u003c\/td\u003e\n\u003ctd\u003eApprox. 38 × 24.5 × 12.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 3.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarton Quantity\u003c\/td\u003e\n\u003ctd\u003e6 pcs\/carton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhy Choose KUAIQU R-SPS3020S?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKUAIQU R-SPS3020S\u003c\/strong\u003e combines a \u003cstrong\u003e30V 20A 600W DC Bench Power Supply\u003c\/strong\u003e with practical control and monitoring functions for industrial automation testing. Its adjustable voltage and current output provides flexibility for different DC-powered test conditions, while the four-digit display makes voltage, current, and power easy to monitor during operation.\u003c\/p\u003e\n\u003cp\u003eFor repeated testing, the M1-M3 memory function and panel lock help maintain consistent settings. OCP and OVP provide protection during bench testing, while Output ON\/OFF control makes test operation more convenient. The front and rear output connections also allow the power supply to adapt to different bench layouts.\u003c\/p\u003e\n\u003cp\u003eWith \u003cstrong\u003eUSB, RS232, and RS485 communication options\u003c\/strong\u003e, the R-SPS3020S also provides flexible connectivity for compatible industrial automation testing environments. Combined with its precision encoder, adjustable 0–30V output, up to 20A current capability, and 600W power rating, it is designed as a versatile \u003cstrong\u003eDC Bench Power Supply\u003c\/strong\u003e for industrial automation development, testing, and electronic equipment evaluation within its rated specifications.\u003c\/p\u003e","brand":"Shenzhen Kuaiqu Electronic Co., Ltd","offers":[{"title":"AC220V(±10%) \/ R-SPS3020S-R","offer_id":47982400110769,"sku":"R-SPS3020S-R-B-220V-0927-04","price":299.99,"currency_code":"USD","in_stock":true},{"title":"AC110V(±10%) \/ R-SPS3020S-R","offer_id":47982400143537,"sku":"R-SPS3020S-R-B-110V-0927-04","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/KUAIQU_DC_Bench_Power_Supply_30V_20A_600W_with_USB_RS232_RS485_Communication_R-SPS3020S_for_Industrial_Automation_Testing-01.jpg?v=1790497752","url":"https:\/\/www.kuaiquinstrument.com\/products\/kuaiqu-dc-bench-power-supply-30v-20a-600w-with-usb-rs232-rs485-communication-r-sps3020s-for-industrial-automation-testing","provider":"KUAIQU Instrument Store","version":"1.0","type":"link"}