Siemens 3SU1400-1AA10-3BA0 Contact Module

Siemens 3SU1400-1AA10-3BA0 is a 1-pole contact module for the SIRIUS ACT 22 mm front-plate family, providing a single normally open (NO) contact with a spring-type terminal for panel mounting. It includes 1 contact element and is intended for use with Siemens SPST-NO actuators and indicators on the front plate, with a minimum order quantity of 5 units. The module is rated up to 500 V AC and 10 A, and it carries an IP40 enclosure rating (the terminal is IP20), aligning with standard signaling and control applications in panel installations. As a member of the 3SU1 family, this accessory extends pushbutton assemblies by adding a dedicated NO contact for simple control circuits.