Allen-Bradley ControlLogix 1756-BA2 Replacement Battery

Overview
The Allen-Bradley 1756-BA2 is a lithium battery specifically designed for ControlLogix Series B controllers. It provides reliable power backup to maintain memory retention, ensuring system data is preserved during power interruptions. This battery is ideal for industrial automation systems requiring high durability and consistent performance.

Key Features

• Designed for ControlLogix Series B controllers

• Maintains memory integrity during power loss

• Lithium chemistry for long service life

• Compact and easy-to-install with wire lead connectors

• High reliability in demanding industrial environments

Technical Specifications

• Manufacturer: Allen-Bradley / Rockwell Automation

• Model Number: 1756-BA2

• Product Type: Battery for Series B Controllers

• Family / Series: ControlLogix

• Material: Lithium

• Nominal Voltage: 3.0 V

• Nominal Capacity: 1200 mAh

• Terminals: Wire leads connector

• Power Backup Function: Retains controller memory during power loss

• Operating Temperature Range: 0–60°C (32–140°F) recommended

• Storage Temperature Range: -20–70°C (-4–158°F)

• Weight: 2 Kg (shipping)

• Compatible Controllers: Allen-Bradley ControlLogix Series B

Applications

• Replacement battery for ControlLogix Series B controllers

• Memory retention during power outages or system maintenance

• Prevents data loss in critical automation systems

• Ideal for industrial environments requiring long-lasting battery backup

FAQ

Q1: Can 1756-BA2 be used in Series A controllers?
A1: No, it is specifically designed for Series B controllers.

Q2: What is the expected battery life?
A2: Lithium chemistry provides a typical service life of 5–7 years under normal conditions.

Q3: How is the battery installed?
A3: It uses wire lead connectors, compatible with the Series B module slot.

Q4: What happens if the battery fails?
A4: Loss of battery power may result in memory loss for the controller during power interruptions.