SIEMENS 3TB 40 12-0B MOTOR STARTER CONTACTOR
Engineered for reliable motor control and switching, the Siemens 3TB 40 12-0B is a compact and efficient motor starter contactor built to meet global industrial standards. Its robust construction and precise contact configuration ensure safe and consistent operation in various electrical control systems.
Manufacturer: Siemens
Type: Motor Starter Contactor
Model: 3TB 40 12-0B
Frame Size: S0
Technical Information
- Coil Voltage: 24 V DC
- Rated Power: 4 kW (at 380 V AC)
- Auxiliary Contacts: 1 Normally Open (1NO), 1 Normally Closed (1NC)
- Standard: IEC 158 / VDE 0660 / BS 5424
- Dimensions (W x D x H): 44 x 128 x 73 mm












