Siemens 3SK12111BB40-SIRIUS SAFETY RELAY O/P EXT. 4RO WITH RELAY ENABLING CIRC. 4 NO CONTACTS+RELAY FEEDBACK

The Siemens 3SK12111BB40 is a Sirius safety relay designed for advanced safety applications. It features four output relays (4RO), with relay enabling circuits, and four NO (Normally Open) contacts. This relay provides enhanced safety by ensuring reliable feedback and monitoring of safety circuits. Ideal for use in machinery safety and control systems, it helps prevent hazardous situations by providing quick and secure response to safety signals, improving overall operational safety.