Allen-Bradley 1756-OA8 | Digital AC Output Module for ControlLogix (8-Point, 74–265 VAC)

Overview

The Allen-Bradley 1756-OA8 is an 8-channel AC digital output module for ControlLogix systems, designed to switch 74–265V AC loads with up to 2A per point. Ideal for controlling high-voltage devices such as solenoids, actuators, and lighting circuits, this module ensures safe and reliable switching in demanding industrial environments.

Its compact design, integrated diagnostics, and compatibility with Studio 5000 make it a dependable solution for discrete AC output applications.

Key Features

• 8 AC Output Channels – For controlling individual 120/240V AC devices

• Voltage Range: 74–265V AC (47–63 Hz)

• High Output Current: 2.0 A per point

• 20-Pin Interface – Easy connection with removable terminal blocks

• Channel Status Indicators – LED indicators for real-time diagnostics

• Overload and Short-Circuit Protection – Enhances system safety

• Hot-Swappable Design – Simplifies maintenance within ControlLogix chassis

• Studio 5000 Compatible – Seamless configuration and control

Technical Specifications

• Catalog Number: 1756-OA8

• Number of Outputs: 8

• Output Voltage: 74–265V AC (nominal 120/240V AC)

• Output Current: 2.0 A per point (16 A total per module)

• Isolation Voltage: 250V (continuous), basic insulation

• Backplane Current: ~140 mA @ 5.1V DC

• Minimum Load: 10 mA

• Response Time: 0.5 ms (ON/OFF typical)

• Connector Type: 20-pin RTB (sold separately)

• Operating Temperature: 0°C to +60°C

• Mounting: ControlLogix chassis

Applications

• AC Solenoid & Actuator Control

• Lighting & HVAC Systems

• Material Handling Equipment

• Industrial Automation Panels

• Discrete Output for High Voltage Loads

Why Choose the 1756-OA8?

• 2A per point for demanding AC loads

• Robust diagnostics and high-voltage protection

• Reliable operation within the ControlLogix environment

Order Now

Now available with fast global shipping. Compatible terminal blocks and accessories sold separately.