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DC Expansion Power Supply Allen Bradley 1769-PB4 CompactLogix

DC Expansion Power Supply Allen Bradley 1769-PB4 CompactLogix

Product Overview

The 1769-PB4 is a 24V DC expansion power supply for Allen-Bradley CompactLogix and MicroLogix 1500 I/O systems. It provides additional backplane power when system I/O requirements exceed the...

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Availability: Low stock: 99 left

SKU: 1769-PB4
Vendor: Allen Bradley
Category: DC Expansion Power Supply
Related Series:

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  • Carriers: Shipped via DHL, FedEx, UPS, or USPS.
  • Dispatch: Orders processed in 1-2 business days and dispatched within 3-5 business days.
  • Tracking: Full tracking details provided via email upon shipment.

30-Day Money-Back Guarantee

  • Guarantee: 30-day return window for in-stock, factory-sealed products.
  • Condition: Items must be unopened, unused, and in original packaging.
  • Authenticity: We guarantee 100% original and authentic hardware.

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Authenticity & Warranty

  • Genuine Guarantee: We supply only 100% original, brand-new, and factory-sealed industrial automation parts.
  • Full Coverage: Every component is backed by a 12-month comprehensive warranty from the date of purchase.
  • Traceability: All products come with original factory documentation and accessories for full industrial compliance.

Technical Support & Sourcing

  • Expert Assistance: Our technical team provides free consultation to help you verify compatibility for DCS and PLC systems.
  • Rare Part Sourcing: Specializing in obsolete and hard-to-find components from Allen-Bradley, Siemens, ABB, HIMA, and more.
  • Bulk Inquiries: Contact us at pambo@5gplc.com for volume pricing or customized project quotes.
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Product Overview

The 1769-PB4 is a 24V DC expansion power supply for Allen-Bradley CompactLogix and MicroLogix 1500 I/O systems. It provides additional backplane power when system I/O requirements exceed the controller’s internal supply capacity. We supply this module as 100% Brand New and original.

Technical Specifications

Parameter Specification
Manufacturer Allen-Bradley / Rockwell Automation
Part Number 1769-PB4
Input Voltage 24V DC nominal
Input Range 19.2–31.2V DC
5.1V DC Output 4.0 A
24V DC Output 2.0 A
Max Power 100 VA
Inrush Current 30 A @ 31.2V DC
Mounting DIN Rail / Panel Mount
Operating Temperature 0°C to 60°C
Weight 0.43 kg 

Engineering Advantages

Extended System Capacity

Adds additional backplane power to support more I/O modules in a single system.

Stable Power Delivery

Provides regulated and filtered DC power for reliable PLC operation.

Efficient Installation

DIN rail mounting and removable terminal blocks simplify wiring and maintenance.

FAQs

When is the 1769-PB4 required?

It is needed when I/O power demand exceeds the controller’s built-in power supply capacity.

Can it power field devices directly?

No. It only powers the internal backplane and I/O modules.

Does it support AC input?

No. It requires 24V DC input. AC systems need a separate AC-to-DC power supply module.

Is this product original?

Yes. We provide 100% Brand New and genuine Allen-Bradley products in original packaging.