Siemens 3RT2027-1BB44 – SIRIUS Power Contactor

The Siemens 3RT2027-1BB44 is a SIRIUS series power contactor designed for industrial switching of motors and general loads. It features a robust contact system and is built for high mechanical and electrical durability. Suitable for use in control circuits, motor starters, switching operations and other load control applications. Mounting and connection options are optimized for industrial installation; complies with common safety and quality standards and provides long service life under heavy-duty operation.