Description
The Siemens 3RH2122-1BF40-1AA0 is a professional SIRIUS 3RH2 contactor relay offering robust and reliable switching capabilities for industrial applications. This 4-pole relay utilizes a 110V dc coil and has a rated current of 10A, featuring a flexible configuration of 2 normally open (NO) and 2 normally closed (NC) contacts. It is engineered to safely switch loads up to 690V ac, providing versatility for diverse control tasks.
Constructed with Siemens’ hallmark quality, the Siemens 3RH2122-1BF40-1AA0 delivers precise and consistent performance, essential for critical control circuits. Its durable design ensures long service life, even under frequent switching and demanding environmental conditions. The modular approach to its design allows for straightforward integration and potential future expansions within control panels.
This contactor relay is an excellent choice for motor control circuits, automation sequences, and general power switching applications where dependable contact operation is paramount. The Siemens 3RH2122-1BF40-1AA0 contributes significantly to the smooth and safe functioning of electrical machinery and systems across various industrial sectors.
Select the Siemens 3RH2122-1BF40-1AA0 for a high-performance and dependable contactor relay solution. Its robust build and adaptable contact configuration make it an ideal component for ensuring operational integrity and system safety.








