Allen-Bradley 1771-P4R | Power Supply Module

Overview

The 1771-P4R from Allen-Bradley is a high-performance power supply module for PLC systems. It delivers 5VDC at 8 Amperes, ensuring reliable operation for industrial automation components. Its design maximizes energy efficiency and supports continuous system uptime.

Electrical Specifications

The 1771-P4R operates on an input voltage range of 97–132VAC, with a nominal supply of 120V AC. It delivers a steady 5VDC output to the backplane at 8 Amperes. A 1.5A, 250V slow-blow fuse safeguards the module against surges, protecting connected equipment.

Physical Specifications

This compact module weighs only 1.6 pounds and fits standard Allen-Bradley PLC chassis. Its durable construction facilitates easy installation and long-term operation in industrial environments. The module’s terminal design allows secure wiring with minimal maintenance.

Functionality and Applications

The 1771-P4R guarantees stable power distribution across multiple PLC modules. Its backplane output supports high-load scenarios without performance loss. This module is ideal for industrial automation setups requiring robust, consistent power delivery for all connected devices.