Hefei Kewell Power System 

Hefei Kewell Power System Co.,Ltd. specializes in the development and distribution of advanced power supply and testing systems within the Chinese market. Its extensive product portfolio encompasses a wide array of precision DC power solutions, including high-accuracy, programmable, and bidirectional DC power supplies, alongside battery and fuel cell simulators, and photovoltaic array I-V simulators. The company also offers sophisticated battery pack charging-discharging test power systems and energy-recapturing DC electronic load systems. Furthermore, their AC offerings include regenerative analog grid power supplies, intermediate frequency power units, e-motor emulators, and energy recycling AC electronic load systems. Hefei Kewell also provides comprehensive test platforms for photovoltaic inverters, DC charging piles, various fuel cell components (DC-DC, engine, stack), fuses, and contactor/relay systems, in addition to PV array IV curve testers and tailored power supply solutions. These cutting-edge products are critical for industrial applications across key sectors such as new energy generation, electric vehicles, fuel cell technology, and power device manufacturing. Founded in 2011, the company is headquartered in Hefei, China.