Allen-Bradley 440R-N23114 MSR126.1T Safety Relay

Allen-Bradley 440R-N23114 Guardmaster MSR126.1T Safety Relay is a compact, two-contact safety relay designed to monitor dual safety devices and deliver a fail-safe output to hazard-control circuitry. It operates from 24 V AC or DC and draws 4 W of coil power, enabling a small, panel-mountable solution. The MSR126.1T module provides two safety contacts (13-14 and 23-24) and is housed in a 22.5 mm-wide enclosure, suitable for standard control panels. As part of the Guardmaster MSR family, it is commonly used to supervise emergency stops, interlocks, and light curtains, ensuring safe shutdown of machinery when safety conditions are breached.