Siemens 3RT2017-1BB41 | Power Contactor – 12A, 24V DC Coil, 3-Pole, 1NO Auxiliary Contact, Size S00, IP20 Overview The Siemens 3RT2017-1BB41 is a 3-pole power contactor from the SIRIUS 3RT2 series, engineered for reliable switching of motors and industrial loads. It is rated for 12A at AC-3 (400V) and comes with a 24V DC coil and 1 normally open (NO) auxiliary contact. The compact S00 frame size allows for easy integration into tight control panels. Key Features Rated Current (AC-3): 12A @ 400V Rated Power: Up to 5.5 kW (AC-3, 400V) Control Voltage: 24V DC Auxiliary Contacts: 1 NO built-in Main Contacts: 3-pole (3NO) Contactor Size: S00 Mounting: DIN rail or screw mounting Protection Rating: IP20 Technical Specifications Part Number: 3RT2017-1BB41 Series: SIRIUS 3RT2 Terminal Type: Screw terminals Electrical Life: Up to 1 million operations (AC-3) Mechanical Life: Up to 10 million operations Ambient Temperature Range: –25°C to +60°C Dimensions (W x H x D): Approx. 45 x 58 x 73 mm Weight: Approx. 0.3 kg Standards: IEC 60947-4-1, UL, CSA, CE Applications Motor starters (DOL) Control panels and switchboards HVAC systems, pumps, and compressors Automation systems requiring compact power switching Auxiliary circuit integration and control feedback Why Choose the 3RT2017-1BB41? Compact S00 Size: Saves panel space DC Coil Control: Ideal for low-voltage DC control logic Integrated Auxiliary Contact: Reduces need for additional components Durable Build: Siemens-engineered for long-lasting reliability Flexible Mounting: DIN rail or panel mounting compatible Order Now The Siemens 3RT2017-1BB41 contactor is available and ready for international delivery. Return to the Siemens SIRIUS Contactors Return to the Siemens Industrial Automation Products main category to explore the complete Siemens portfolio.