Siemens 3SE6704-2BA Safety Magnetic Switch Actuator

Siemens 3SE6704-2BA Safety Magnetic Switch Actuator is a rectangular solenoid in the SIRIUS 3SE67 family that magnetically actuates safety switches. It measures 25 x 88 mm and provides a 5 mm actuation distance when used with 3SE660*-2BA*-series contact blocks. The thermoplastic housing carries an IP67 rating, enabling reliable operation in harsh industrial environments, and the unit pairs with magnetically operated switch blocks to monitor guard doors, covers, and enclosures in automation installations. The model is also cataloged as 3SE67042BA in some listings, and is sold by Siemens Industry Mall and major distributors such as RS and Conrad Electronics; the compatible contact block is the 3SE6604-2BA01. This actuator is designed for safety-related circuits within the SIRIUS 3SE67 family, providing non-contact actuation suitable for guarding applications.