Description
The Allen-Bradley 1756-BA2 Battery Assembly is a high-reliability lithium backup battery designed specifically for ControlLogix Logix controllers, supporting 1756-L6X Series B models. It supplies stable 3 VDC power with a 1200 mAh capacity, ensuring retention of user programs, configuration data, and memory during power loss or system shutdown.
Built to operate reliably in industrial environments, the 1756-BA2 functions within a temperature range of 0 to 60°C (32 to 140°F). Its compact and lightweight design allows for quick installation and straightforward replacement, making it an essential PLC accessory for preventive maintenance programs and system uptime assurance in automation applications.
Specifications
| Specification | Details |
|---|---|
| Manufacturer | Allen-Bradley (Rockwell Automation) |
| Part Number | 1756-BA2 |
| Product Type | Battery Assembly |
| Controller Compatibility | ControlLogix (1756-L6X Series B only) |
| Battery Chemistry | Lithium |
| Nominal Voltage | 3 VDC |
| Energy Capacity | 1200 mAh |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| Top Category | PLCs & HMIs |
| Category | PLCs and Accessories |
| Sub-Category | PLC Accessories |
| Weight | 0.02 kg |
| Function | Program memory and data backup |
| Typical Applications | Industrial automation, PLC backup power |







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