Product Description
Siemens 3TF40 22-1X Contactor
The Siemens 3TF40 22-1X is a robust and reliable 3-pole contactor from the SIRIUS series, designed for switching motors and other electrical loads in industrial environments. Engineered for durability and high performance, this size S0 contactor is a proven solution for motor control, automation systems, and power distribution applications. Its integrated auxiliary contacts (2 Normally Open and 2 Normally Closed) provide essential feedback for control circuits, enhancing system safety and functionality. The screw-type terminals ensure secure and easy connections, making installation and maintenance straightforward.
Technical Specifications:
- Model: 3TF40 22-1X
- Type: 3-Pole Contactor
- Size: S0
- Rated Operational Current (AC-3, 400V): 9 A
- Rated Motor Power (AC-3, 400V): 4 kW
- Auxiliary Contacts: 2 NO (Normally Open) + 2 NC (Normally Closed)
- Coil Voltage: Varies by specific model (e.g., 24V DC, 110V AC, 230V AC)
- Termination Type: Screw Terminals

Siemens 3TF40 22-1X
Shop the Siemens 3TF40 22-1X, a reliable 3-pole, 9A (4 kW) contactor with 2NO + 2NC auxiliary contacts. Ideal for industrial motor control and switching applications.






