Introducing the 4.25V 21000F Supercapacitor, a high-capacity energy storage solution engineered for advanced home security systems and other critical applications. Leveraging graphene-based material and ultra-low ESR (1mΩ), this supercapacitor delivers rapid charge times (30 minutes), long lifecycle, and exceptional reliability across a wide operating temperature range (-20°C to +65°C). Ideal for energy backup, power stabilization, and peak load management in smart security systems, IoT devices, and industrial controls. With a rated voltage of 4.25V and a capacitance of 21000F, it ensures high energy density and safety while meeting international standards such as RoHS, CE, and ISO9000. Customizable color and OEM options available for tailored integration.More
China
