{"product_id":"dc-power-supply-variable-30v-10a-adjustable-compact-bench-unit","title":"DC Power Supply Variable 30V 10A Adjustable - Compact Bench Unit","description":"\u003cp\u003eIn this review the Kungber DC power supply proves to be a sensible choice for hobbyists, small labs and repair benches that need a compact, accurate and safe adjustable supply. The single biggest reason to buy is its combination of \u003cstrong\u003eintelligent charging\u003c\/strong\u003e with comprehensive safety detection, which lets users charge batteries while monitoring real-time charging power and automatically stopping when the battery is full. It is also light and compact enough for portable use without sacrificing useful features such as an 18W USB output and an \u003cstrong\u003eovercurrent detection alarm\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntelligent Charging:\u003c\/strong\u003e Displays charging power (Ah) in real time and stops charging automatically when the battery is full for safer battery maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvercurrent Detection Alarm:\u003c\/strong\u003e The OCP button enables detection of short circuits and overcurrents, triggering an alarm and cutting output to protect connected devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Footprint:\u003c\/strong\u003e Weighing under 2.3 lb and sized at 7.59 x 3.35 x 6.1 in, it fits small benches, classrooms and mobile work setups where space is limited.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e18W USB Interface:\u003c\/strong\u003e Built-in USB output provides a convenient 18W high-speed charge for phones or accessories without needing a separate charger.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal and Electrical Protections:\u003c\/strong\u003e Includes grounding, leakage, thermal, voltage overload, power overload and short-circuit protections to extend component life and improve reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Control:\u003c\/strong\u003e Encoder knob and regulated switching design let users make fine voltage and current adjustments for accurate testing and tuning.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis unit is ideal for electronics hobbyists, small repair shops, school labs and anyone needing a lightweight, accurate \u003cstrong\u003ebench power supply\u003c\/strong\u003e for tasks such as battery charging, motor testing and lamp or aging tests. The intelligent charging and safety detection are particularly helpful for users who will frequently charge batteries or test cells and want automatic protection.\u003c\/p\u003e\n\u003cp\u003eProfessionals who require very high continuous power or rack-mounted industrial supplies should look elsewhere, as this compact unit is optimized for portability and bench use rather than heavy continuous industrial duty. Similarly, if you need multiple isolated outputs or advanced programmable sequencing, a lab-grade programmable supply would be a better fit.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAccurate and stable voltage output with fine adjustment, matching customer reports of precise voltage control.\u003c\/li\u003e\n\u003cli\u003eComprehensive safety features including thermal protection and an overcurrent alarm reduce risk during testing and charging.\u003c\/li\u003e\n\u003cli\u003eLightweight and compact design makes it easy to move between workspaces and ideal for small benches.\u003c\/li\u003e\n\u003cli\u003eUseful onboard 18W USB port for charging mobile devices while working.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot intended for heavy continuous industrial loads; designed primarily for bench and light lab duties.\u003c\/li\u003e\n\u003cli\u003eSingle output design limits use when multiple isolated rails are required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel type\u003c\/td\u003e\n\u003ctd\u003eVariable DC bench power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput range\u003c\/td\u003e\n\u003ctd\u003eUp to 30V, 10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB output\u003c\/td\u003e\n\u003ctd\u003e18W high-speed USB port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e7.59 x 3.35 x 6.1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eUnder 2.3 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety features\u003c\/td\u003e\n\u003ctd\u003eGrounding, leakage, thermal, voltage overload, power overload, short-circuit protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003ctd\u003eOutput power cords, input cord, user manual and technical support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Kungber DC Variable 30V 10A supply is a practical, budget-friendly bench unit that delivers accurate voltage control, intelligent battery charging and a strong set of safety protections in a compact package. It is a good value for hobbyists, educators and small repair shops that need reliable, portable power and simple battery charging features without the cost or size of larger lab supplies.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it stop charging automatically when a battery is full?\u003c\/strong\u003e\u003cbr\u003eYes. The intelligent charging mode displays charging power and stops charging when the battery reaches full charge to prevent overcharging.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs there protection against short circuits?\u003c\/strong\u003e\u003cbr\u003eYes. The unit features an overcurrent detection alarm (OCP) that detects short circuits and overcurrents, sounds an alarm and stops output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it charge phones or USB devices?\u003c\/strong\u003e\u003cbr\u003eYes. The built-in 18W USB interface provides high-speed charging for phones and accessories while the supply is in use.\u003c\/p\u003e","brand":"Kungber","offers":[{"title":"Default Title","offer_id":48651916083419,"sku":"B08DJ1FDXV","price":74.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61bEnvu76rL._SL1500.jpg?v=1778596614","url":"https:\/\/gearmusthave.com\/products\/dc-power-supply-variable-30v-10a-adjustable-compact-bench-unit","provider":"GearMustHave","version":"1.0","type":"link"}