| Brand | Allen-Bradley |
| Part Number | 1771-P4R |
| Manufacturer | Rockwell Automation |
| Product Type | Redundant Power Supply Module |
| Input Voltage | 120 V AC, 50/60 Hz |
| Output Current | 8 Amps |
| Output Voltage | 5 V DC |
| I/O Chassis Slots | 1 |
Does the Allen-Bradley 1771-P4R come with a warranty?
Yes. The 1771-P4R is backed by our 24-Month Replace Industrial Warranty, with no rush fees or hidden warranty charges. If a unit fails under normal use within the warranty period, we repair or replace it.
Is this 1771-P4R a genuine Allen-Bradley part?
The 1771-P4R is sourced and verified independently. Replace Industrial, LLC is not a Rockwell Automation Authorized Distributor, and all warranties are provided directly by Replace Industrial.
Is the Allen-Bradley 1771-P4R new or used?
We offer the 1771-P4R in multiple conditions, from unused surplus to professionally reconditioned units. Every option is sourced and verified independently and covered by our 2-year replacement warranty.
What are the key ratings of the 1771-P4R?
The 1771-P4R runs on 120 V AC, 50/60 Hz and draws 8 Amps.
What is the Allen-Bradley 1771-P4R?
The 1771-P4R is an Allen-Bradley PLC-5 Redundant Power Supply Module.
1771-P4R
The Allen-Bradley 1771-P4R is a redundant power supply module designed for PLC-5 systems, providing reliable backup power to ensure continuous operation. This module delivers 8 Amps at 5 Volts DC output and operates on a 120V AC input at 50/60 Hz. It occupies a single slot in the 1771 I/O chassis and is engineered to maintain system uptime by automatically switching to backup power if the primary supply fails, making it essential for critical industrial applications.
All products are covered by our 2-Year (24-Month) Replace Industrial Warranty. If a unit is found defective under normal use within the warranty period, we repair or replace it at no additional cost, and a unit may be returned for a full refund within 30 days if returned in the same condition it was sent.
Replace Industrial is an independent distributor and does not convey the manufacturer's warranty; all warranties are provided by Replace Industrial alone. Read the full warranty policy
We repair a wide range of industrial automation equipment, including PLCs, HMIs, drives, servo motors, switches, and circuit breakers, with rush service for critical downtime. Request a quote, ship your unit, and we diagnose, repair, and return it. Request a repair quote
Our standard shipping method is UPS Ground. We can also ship on your FEDEX or DHL account.
We can ship many items our the same day via Overnight or 2 Day Shipping.
We currently only collect tax from customers in the state of North Carolina. If you are exempt on your purchase, please email your Sales Tax & Use Exemption Form to sales@replacenc.com.
If you are checking out via a quote we send you, there is an option to upload your form at the time of purchase.
If you have already placed an order, please send us your form and we can refund the charged taxes.










