S21ME6F – Zero Cross, Optical Isolation

The S21ME6F is a zero-cross optotriac coupler designed for AC load control applications. The S21ME6F combines an infrared LED with a triac output to provide electrical isolation between control and power circuits. Its zero-cross function reduces switching noise and helps extend load life. The S21ME6F is widely used in solid-state relays, motor controls, and lighting systems. It supports stable triggering and dependable operation under rated conditions. Engineers select the S21ME6F for safe signal isolation and controlled AC switching. Florida Circuit supplies verified S21ME6F components. Request availability and pricing for S21ME6F today.