TE Connectivity KHAU-17A12-120 NSNBC01 Relay

The TE Connectivity KHAU-17A12-120 NSNBC01 Relay is a Potter & Brumfield general-purpose power relay with a 120 VAC coil and four Form-C contacts (4PDT-CO), designed for reliable AC switching in control panels and automation equipment. This monostable relay provides a 5 A current rating per contact at 120 VAC, enabling safe, multi-line control from a single coil. The device’s AC coil and monostable design ensure the relay returns to the de-energized state after the drive is removed, delivering predictable switching performance in industrial environments. As part of TE Connectivity’s Potter & Brumfield family, the KHAU-17A12-120 model reflects TE’s long-standing focus on rugged reliability and compatibility with standard TE circuitry and accessories.