3RF2120-1AA22 SIEMENS

The 3RF2120-1AA22 is a compact and efficient 1-phase solid-state relay (SSR) from Siemens, designed for switching AC loads with high reliability and minimal wear. This SSR features a narrow width of 22.5 mm, making it ideal for space-saving installations in control cabinets and machinery. It is rated for a current of 20 A and can operate with an input voltage range of 24-230 V AC, while controlling loads with a voltage range of 110-230 V AC. The 3RF2120-1AA22 utilizes screw terminals for secure and easy wiring, ensuring a robust connection in industrial environments. Its semiconductor-based design provides silent and rapid switching, eliminating the mechanical wear and tear associated with traditional electromechanical relays. This SSR is suitable for a wide range of applications, including heating, lighting, and motor control. It offers enhanced durability and a longer lifespan compared to conventional relays, reducing maintenance costs and downtime. The integrated design ensures efficient heat dissipation, contributing to the overall reliability and performance of the relay. Furthermore, the 3RF2120-1AA22 complies with relevant industry standards, ensuring safe and reliable operation.