| Brand | Allen-Bradley |
| Part Number | 1771-P4S1 |
| Manufacturer | Rockwell Automation |
| Product Type | Power Supply Module |
| Input Current | 1.06 Amps @ 100 V AC |
| Output Current | 8 Amps |
| Output Voltage | 5 V DC |
| Power Dissipation | 16 Watts |
| Input Voltage Range | 85 - 120 V AC RMS |
| Thermal Dissipation | 47.8 BTU/hour |
| Operating Temperature | IEC 60068 Cold and Dry Heat Tested |
Does the Allen-Bradley 1771-P4S1 come with a warranty?
Yes. The 1771-P4S1 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-P4S1 a genuine Allen-Bradley part?
The 1771-P4S1 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-P4S1 new or used?
We offer the 1771-P4S1 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-P4S1?
The 1771-P4S1 draws 1.06 Amps @ 100 V AC, runs on 85 - 120 V AC RMS, and operates across IEC 60068 Cold and Dry Heat Tested.
What is the Allen-Bradley 1771-P4S1?
The 1771-P4S1 is an Allen-Bradley PLC-5 Power Supply Module.
1771-P4S1
The Allen-Bradley 1771-P4S1 is a power supply module designed for the 1771 PLC-5 series, providing reliable power to peripheral devices within the 1771 chassis. It delivers a steady 5 Volt DC output at 8 Amps, supporting stable operation for connected components. The module accepts an input voltage ranging from 85 to 120 Volts AC RMS, drawing 1.06 Amps at 100 Volts AC nominal. With a maximum power dissipation of 16 Watts and thermal dissipation rated at 47.8 BTU/hour, the 1771-P4S1 meets IEC 60068 standards for operating ambient temperature, performing reliably in both cold and dry heat conditions.
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
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We can ship many items our the same day via Overnight or 2 Day Shipping.
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