121KD20J VARISTOR DISC 20MM 120V 10KA 75VAC 100VDC THT The 121KD20J, expertly manufactured by YAGEO, is a state-of-the-art component designed for varistor disc 20mm 120v 10ka 75vac 100vdc tht. Combining robust engineering with reliable performance, it is ideal for demanding applications. With a body size of 20.00mm, it is compact and easy to integrate. With a surge current capacity of 10kA, it protects circuits from overvoltage scenarios. The energy handling capacity of 85J ensures durability in high-stress conditions. It performs reliably within an operating temperature range of -40°C~+105°C. This ROHS-compliant product meets stringent environmental and safety standards. Designed to meet modern performance requirements, the 121KD20J is a dependable choice for professionals seeking precision and reliability.