A-B 1771-P4R Power Supply Module for Allen-Bradley PLC Systems
The Allen-Bradley 1771-P4R is a robust power supply module engineered for PLC-5 and SLC 500 control systems. It delivers stable 5VDC power to industrial automation backplanes, ensuring uninterrupted operation in manufacturing plants, process control facilities, and heavy machinery applications where voltage fluctuations are common.
| Parameter | Specification |
|---|---|
| Brand | Allen-Bradley (A-B) |
| Model | 1771-P4R |
| Input Voltage | 97-132VAC (Nominal 120V AC) |
| Output | 5VDC @ 8A Backplane Current |
| Fuse Protection | 1.5A, 250V Slow-Blow |
| Dimensions | Standard 1771 Series Module Size |


This industrial-grade power module integrates seamlessly with Allen-Bradley PLC-5 processors and SLC 500 chassis. Typical applications include assembly line controls, material handling systems, and energy management installations. Compatible with 1771 series I/O modules including 1771-IA, 1771-OB, and 1771-IF. For custom configuration requirements, our engineers can recommend optimal solutions.
Apex Automation provides ready-to-ship industrial solutions since 2014. We offer comprehensive technical support including:
- Pre-sales configuration guidance
- 1-year performance warranty
- Expedited global shipping
- Obsolete part sourcing services
Contact us for volume pricing or hard-to-find models: WhatsApp +86 136 3952 2374 or email anikaqx@gmail.com for immediate response.

















There are no reviews yet.