Introducing the RR551D1921, a high-performance 20A rocker switch from the RR5 series. Designed for panel mount installation with a convenient snap-in feature, this switch is perfect for a wide range of applications. Operating at a rated voltage of 125VAC, it guarantees reliable performance. The round actuator shape and off-on switch operation make it easy to use. With a solder termination type and SPST contact configuration, this switch ensures secure connectivity. Its panel cut-out diameter of 20mm and operating temperature range of -20 to 65°C offer versatility and durability. Trust in the RR551D1921 for your switching needs.