Allen Bradley 1771-P4S Power Supply Module

The Allen Bradley 1771-P4S is a 5V, 8A power supply module designed for use with the 1771 Universal I/O chassis. It provides reliable power for PLC-5 systems and supports parallel operation for increased current capacity.

Technical Specifications:

  • Manufacturer: Allen Bradley
  • Series: PLC-5
  • Catalog Number: 1771-P4S
  • Input Voltage Range: 97–132 VAC
  • Nominal Input Voltage: 120 VAC
  • Input Frequency: 47–63 Hz
  • Output Voltage: 5 VDC
  • Output Current: 8 A
  • Max Real Input Power: 59 W
  • Max Apparent Input Power: 89 VA
  • Module Width: 1-slot
  • Fuse: 1.5 A, 250 V slow-blow
  • Operating Temperature: 0°C to 60°C (32°F to 140°F)
  • Storage Temperature: -40°C to 85°C (-40°F to 185°F)
  • Relative Humidity: 5% to 95% non-condensing
  • Wire Size: 14 AWG max (single wire only)
  • Weight: Approximately 1.85 lbs (0.84 kg)
  • Lifecycle Status: Discontinued

Compatibility:

The 1771-P4S is compatible with Allen Bradley 1771-A1B, -A2B, -A3B, and -A4B Universal I/O chassis. It can be used in parallel with another 1771-P4S module using a 1771-CT paralleling cable to increase current capacity.

Request a Quote:

For pricing and availability, please Contact Us or call 1-800-755-2883.

Disclaimer: TCI Supply is not an authorized distributor of Allen Bradley products.

Frequently Asked Questions

Can the 1771-P4S be used in parallel with another power supply?

Yes, two 1771-P4S modules can be connected in parallel using a 1771-CT paralleling cable to provide increased current capacity. Note that this configuration does not offer redundancy.

What type of fuse does the 1771-P4S use?

The module uses a 1.5 A, 250 V slow-blow fuse for protection.

Is the 1771-P4S still in production?

No, the 1771-P4S has been discontinued by the manufacturer. However, it is still available through independent suppliers like TCI Supply.

Does TCI Supply offer warranties on the 1771-P4S?

While TCI Supply is not an authorized Allen Bradley distributor, we offer a standard warranty on all products. Please Contact Us for specific warranty details.

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