Allen-Bradley

Allen-Bradley 1746-P4 SLC 500 Power Supply

SKU 1746-P4

In stock
  • 12-month warranty
  • Free returns within 30 days

  • Manufacturer: Allen-Bradley

  • Product No.: 1746-P4

  • Country of origin:United States

  • Product Type: PLC Power Supply

  • Payment: T/T, Western Union

  • Weight: 1200g

  • Dimensions: 19.0 x 14.0 x 11.0 cm

  • Shipping port: Xiamen

  • Warranty: 12 months

Overview

The Allen-Bradley 1746-P4 is an SLC 500 rack-mount power supply for the 1746 modular hardware platform. It accepts 120/240 VAC input power and supplies the SLC chassis backplane.

Rockwell Automation lists the 1746-P4 as discontinued from September 30, 2024. Rockwell currently lists no planned replacement.

Technical Specifications

  • Catalog number: 1746-P4
  • Platform: SLC 500 / Bulletin 1746
  • Input: 120/240 VAC
  • Frequency: 47–63 Hz
  • Backplane output: 10 A at 5 VDC
  • Backplane output: 2.88 A at 24 VDC
  • User output: 24 VDC, 1 A maximum
  • Depth: 145 mm (5.70 in.)

Lifecycle and Replacement

Lifecycle status: Discontinued.

Discontinued date: September 30, 2024.

Rockwell replacement: No planned replacement is listed.

For an existing SLC 500 system, verify chassis loading and the installed power-supply catalog number before replacement.

FAQ

What chassis types are compatible with the Allen-Bradley 1746-P4?
The 1746-P4 is designed to install on the left-most slot of Allen-Bradley SLC 500 modular I/O chassis, providing power directly to the backplane bus.

What is the AC input voltage range for the 1746-P4?
This power supply operates on selectable line voltage ranges of either 85 to 132 VAC or 170 to 265 VAC at 47 to 63 Hz.

How much backplane current does the 1746-P4 supply?
It provides a maximum internal current capacity of 10.0 A at 5 VDC and 2.88 A at 24 VDC to support the SLC 500 processor and connected I/O modules.

Does the 1746-P4 provide user-accessible 24 VDC power?
Yes, it includes a dedicated 24 VDC user power output rated at 1.0 A max with a voltage operating range between 20.4 and 27.6 VDC.

View all FAQs →

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Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
United States

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