Allen Bradley 440R-N23135S


The Allen Bradley 440R-N23135S is a safety relay designed for reliable machine protection and control. This MSR127RP model operates on 24 V AC/DC and features a manual monitored reset, ensuring safe and intentional restarts. Its compact design, just 22.5 mm wide, includes removable spring clamp terminals for easy wiring and maintenance. The relay accepts a variety of input configurations—either one normally closed contact, two normally closed contacts, or signals from a light curtain—providing flexibility for different safety applications. On the output side, it offers three normally open safety contacts along with one auxiliary normally closed output to support diverse control needs. Distributed by BSP Automation, this safety relay is well-suited for integrating into industrial systems where dependable safety functions are critical.
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