Allen-Bradley 1756-PB75R | 75W Redundant Power Supply – 18–32V DC Input, Rack Mount for ControlLogix

Overview

The Allen-Bradley 1756-PB75R is a 75W redundant DC power supply for the ControlLogix platform, designed for use in high-availability applications. It operates from a 24V DC nominal input (range: 18–32V DC) and installs in the left-most slot of the chassis, where it can be paired with another power supply for redundant configurations.

This module ensures continuous power delivery to the system, even during maintenance or supply failures, making it essential for mission-critical industrial environments.

Key Features

• Power Rating: 75W

• Input Voltage: 18–32V DC

• Redundancy Support: Yes – Use with redundancy modules

• Mounting: Rack mount, left-most slot in chassis

• Backplane Power Delivery: 5.1V DC @ up to 13A

• Status LEDs: Monitor power and redundancy status

• Hot-Swappable: Enables uninterrupted replacement

• High Reliability – Designed for continuous operation environments

Technical Specifications

• Model: 1756-PB75R

• Power Output: 75W

• Input Voltage Range: 18–32V DC

• Output: 5.1V DC for ControlLogix backplane

• Backplane Current: Up to 13A

• Mounting Position: Left-most slot of chassis

• Operating Temperature: 0°C to +60°C

• Certifications: UL, CE, c-UL, ATEX

Applications

• Process Automation – Continuous operation with redundancy

• Critical Control Systems – Ensures system uptime

• Oil & Gas, Utilities – Harsh environments requiring dependable power

• Industrial Manufacturing – Integrated into high-reliability systems

Why Choose the 1756-PB75R?

• Supports redundant configurations for high-availability systems

• 24V DC input for flexible power supply design

• Compact, efficient, and reliable for industrial automation

Order Now

In stock and ready to ship worldwide. Ask about redundant supply pairs, chassis compatibility, or bulk pricing.