{"product_id":"kuaiqu-spps-h305-dc-power-supply","title":"KUAIQU SPPS-H305 30V 5A Wide Voltage DC Bench Power Supply for Lab \u0026 Electronics Repair","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\n    \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/General_format-English_Manual.pdf?v=1780391148\" rel=\"noopener\" target=\"_blank\" style=\"color: #2980b9; text-decoration: underline; font-weight: bold; display: inline-flex; align-items: center;\"\u003e\n      \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\n      Download English Manual (PDF)\n    \u003c\/a\u003e\n  \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\u003ch1\u003eKUAIQU SPPS-H305 Wide Voltage DC Bench Power Supply\u003c\/h1\u003e\n\u003cp\u003eThe KUAIQU SPPS-H305 is a 0–30V, 0–5A continuously adjustable DC bench power supply, designed for precision electronics work, repair, and laboratory testing.Built for engineers and technicians who require accurate voltage and current control, it features a dual coarse \u0026amp; fine adjustment knob system, allowing ultra-precise tuning for both voltage and current settings.\u003c\/p\u003e\n\u003ch2\u003eWhy choose this power supply?\u003c\/h2\u003e\n\u003ch3\u003e0–30V 0–5A continuously adjustable DC bench power supply\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThis regulated DC power supply provides a wide and stable output range, making it suitable for electronics repair, laboratory testing, R\u0026amp;D development, and industrial electronic applications requiring precise voltage and current control.\u003c\/p\u003e\n\u003ch3\u003ePrecision dual-control system with coarse and fine adjustment knobs\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eAs a professional adjustable bench power supply, it features independent coarse and fine tuning for both voltage and current, allowing fast setup as well as highly accurate micro-adjustments for sensitive electronic circuits and lab testing environments.\u003c\/p\u003e\n\u003ch3\u003eHigh-accuracy 4-digit LED display for real-time monitoring\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThis digital lab power supply is equipped with a high-resolution 4-digit display that shows voltage and current in real time, ensuring precise monitoring during electronics repair, PCB debugging, and engineering development work.\u003c\/p\u003e\n\u003ch3\u003eLow ripple stable DC regulated output for sensitive electronics\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eDesigned as a low noise regulated DC power supply, it delivers clean and stable output with minimal ripple, making it safe for ICs, microcontrollers, sensors, and other sensitive electronic components used in R\u0026amp;D and prototype testing.\u003c\/p\u003e\n\u003ch3\u003eComprehensive protection system (OCP \/ OVP \/ OTP) for safe operation\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThis bench DC power supply includes over-current, over-voltage, and over-temperature protection, ensuring reliable and safe operation in laboratory testing, electronics repair stations, and industrial maintenance environments.\u003c\/p\u003e\n\u003ch3\u003eAutomatic protection and alarm function for device safety\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThe regulated power supply automatically shuts down and triggers an alarm under abnormal conditions such as overload or short circuit, effectively protecting both the power supply unit and connected devices.\u003c\/p\u003e\n\u003ch3\u003eBuilt-in USB 5V auxiliary output for lab and development use\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eThis laboratory power supply includes a USB 5V output port, providing convenient power for development boards, embedded systems, and small electronic devices commonly used in engineering and prototyping work.\u003c\/p\u003e\n\u003ch3\u003eBench-top design ideal for professional electronics workspace\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eDesigned as a compact bench power supply, it fits perfectly on workbenches in repair shops, laboratories, and engineering desks, making it ideal for continuous daily use in professional environments.\u003c\/p\u003e\n\u003ch2 data-section-id=\"1wnq3ka\" data-start=\"667\" data-end=\"689\" class=\"PDq2pG_selectionAnchorContainer\"\u003eIdeal Applications\u003c\/h2\u003e\n\u003cp\u003ePerfectly suited for low to medium power applications, especially where precise voltage and current limiting are critical.\u003c\/p\u003e\n\u003cp\u003eWidely used in:\u003c\/p\u003e\n\u003cp\u003eElectronics repair workshops\u003cbr\u003ePCB debugging and prototyping\u003cbr\u003eLaboratory testing and education\u003cbr\u003eR\u0026amp;D engineering development\u003cbr\u003eSmall-scale production testing\u003c\/p\u003e\n\u003cp\u003eIts compact bench-top design makes it ideal for desktop use in professional and educational environments.\u003c\/p\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"2184\" data-start=\"2163\" data-section-id=\"ze6ug\"\u003ePackage Includes\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cul data-end=\"2309\" data-start=\"2186\"\u003e\n\u003cli data-end=\"2220\" data-start=\"2186\" data-section-id=\"6dvf29\"\u003e1 ×\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/www.kuaiquinstrument.com\/collections\/dc-power-supply\"\u003eDC Bench Power Supply \u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"2245\" data-start=\"2221\" data-section-id=\"rl4wq3\"\u003e1 × Output Test Lead\u003c\/li\u003e\n\u003cli data-end=\"2267\" data-start=\"2246\" data-section-id=\"1135xu1\"\u003e1 × AC Power Cord\u003c\/li\u003e\n\u003cli data-end=\"2287\" data-start=\"2268\" data-section-id=\"nlq7np\"\u003e1 × User Manual\u003c\/li\u003e\n\u003cli data-end=\"2309\" data-start=\"2288\" data-section-id=\"v68o7i\"\u003e1 × Warranty Card\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth align=\"left\"\u003eParameter Category\u003c\/th\u003e\n\u003cth align=\"left\"\u003eParameter Item\u003c\/th\u003e\n\u003cth align=\"left\"\u003eSPPS-H305\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eRated Output Parameters (0℃~40℃)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eVoltage\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e0-30V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eCurrent\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e0-5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003ePower\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e150W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eGeneral Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eUSB Output\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e5V\/2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eLoad Regulation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eVoltage\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤0.3%+10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eCurrent\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤0.1%+2.5mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eLine Regulation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eVoltage\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤0.01%+2.5mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eCurrent\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤0.1%+2.5mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eSetting Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eVoltage\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eCurrent\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e1mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eReadback Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eVoltage\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eCurrent\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e1mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eSetting Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eVoltage\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤0.05%+10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eCurrent\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤0.01%+10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eReadback Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eVoltage\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤0.05%+10mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eCurrent\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤0.01%+10mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eRipple \u0026amp; Noise (20Hz~20MHz)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eVoltage Ripple\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤60mVp-p \/ ≤10mVrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eCurrent Ripple\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤10mArms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eDynamic Response Parameters\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eRise Time (No Load)\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤200mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eRise Time (Full Load)\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤300mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eFall Time (No Load)\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤15S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eFall Time (Full Load)\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤300mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eDynamic Response Time\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≤200mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eEfficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eConversion Efficiency\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e≥85%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\"\u003e\u003cstrong class=\"container-nB6Z1e\"\u003eDimensions \u0026amp; Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eUnit Size \/ Net Weight\u003c\/td\u003e\n\u003ctd align=\"left\"\u003eApprox. 21\u003cem class=\"container-WiTAia\"\u003e17\u003c\/em\u003e8cm, 1.3KG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"KUAIQU Instrument Store","offers":[{"title":"Default Title","offer_id":47657717072049,"sku":"SPPS-H305","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/8027\/3329\/files\/KUAIQU_SPPS-H305_30V_5A_Wide_Voltage_DC_Bench_Power_Supply_for_Lab_Electronics_Repair.jpg?v=1782799929","url":"https:\/\/www.kuaiquinstrument.com\/products\/kuaiqu-spps-h305-dc-power-supply","provider":"KUAIQU Instrument Store","version":"1.0","type":"link"}