Enhance your machine safety systems with the Schmersal SRB Series Output Extension Module. This robust expander module is designed to increase contact capabilities, offering 4 additional safety contacts. It operates efficiently on a rated voltage of 24 VDC with a permissible range of -15% to +10%, ensuring compatibility with varying power supplies. The module can handle AC voltages between 20.4 and 26.4 VAC, as well as DC voltages from 20.4 to 28.8 VDC, all while maintaining a low electrical power requirement of just 1 W. Ideal for integration into various safety circuits, this output extension is a reliable addition to any machine safety protocol.