Allen-Bradley 440R-N23132-S Guardmaster Safety Relay
The Allen-Bradley 440R-N23132-S is a high-performance Guardmaster MSR127TPS Safety Relay engineered by Rockwell Automation to provide reliable monitoring for critical industrial safety devices. This dual-channel safety relay is ideal for managing emergency stop buttons, light curtains, safety gates, and interlocking switches to ensure maximum operator and equipment protection. Designed for efficiency and ease of maintenance, the “S” model features removable spring clamp terminals, allowing for quick, toolless wiring and superior resistance to machine vibration compared to standard screw terminals.Â
| Specifications | |
| Product Make | ALLEN-BRADLEY |
| Part Number / MPN | Â 440R-N23132-S (MSR127TPS) |
| Product Type | Safety Relay |
| Supply Voltage | 24V AC/DC (50/60 Hz) |
| Power Consumption | 2 W |
| Safety Outputs | 3 Normally Open (N.O.) — Immediate |
| Auxiliary Outputs | 1 Normally Closed (N.C.) — Immediate |
| Terminal Type | Â Removable Spring Clamp |
| Input Type | 1 N.C., 2 N.C., or Light Curtain (OSSD) |
| Reset Mode | Automatic / Manual or Monitored Manual |
| Condition | NEW |
| Warranty | 1 YEAR |
| Country of Origin | Germany |
| Protection Degree | IP40 (Housing), IP20 (Terminals) |
| Length | 114.5 mm |
| Width | 22.5 mm |
| Height | 99 mm |
| Weight | 210 g |










There are no reviews yet.