1756-BA1 Battery for ControlLogix L6x Controllers

1756-BA1 battery from Allen-Bradley is a lithium replacement battery for Series A 1756-L6x ControlLogix controllers. It is used to support controller memory backup in suitable legacy ControlLogix systems. Therefore, it is important for plants that still maintain installed 1756-L6x controller platforms.

Rockwell Automation lists this product as a ControlLogix / FlexLogix battery and identifies its function as replacement battery backup. The official page also states that it is for use with Series A 1756-L6x controllers. In addition, the product has an End of Life lifecycle notice with a discontinued date of December 31, 2027.

Legacy ControlLogix Battery Sourcing Support

The 1756-BA1 model is often purchased for preventive maintenance, spare stock, and installed-base support. Battery replacement planning can help avoid unplanned memory retention issues in older systems. Also, keeping the correct catalog number matters because Series A and Series B controller battery requirements are different.

HKXY Instruments can help you check availability, confirm lead time, and arrange a quotation. If your maintenance team needs a direct match, please confirm the controller series and battery model before ordering. As a result, our team can support a cleaner and safer purchasing process.

• Brand: Allen-Bradley / Rockwell Automation
• Model: 1756-BA1
• Product type: Lithium battery
• Function: Replacement battery backup
• For use with: Series A 1756-L6x controllers
• Lifecycle note: End of Life, discontinued date December 31, 2027

If you need the 1756-BA1 battery for legacy ControlLogix maintenance, send your quantity and destination. We will reply with stock status, price and delivery support.