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Cylindrical lithium battery 17 mm by 35 mm with wire leads and connector

DUSLAN

DUSLAN standard battery 1756-BA2 3 V 1200 mAh lithium wire leads

SKU CH-SWKF-ES5G9

3 V lithium replacement battery with wire leads fits Allen-Bradley 1756-L6x Series B and Logix 5561-5564 PLCs

  • Reliable PLC memory backup with 1200 mAh lithium capacity
  • Direct fit for ControlLogix 5561, 5562, 5563, 5564 Series B controllers
  • Wide operating range from -60 °C to +85 °C for harsh environments
  • Compact 17 mm diameter by 35 mm length suits tight panels
  • Wire leads with connector enable quick, tool-free installation

DUSLAN 3 V 1200 mAh lithium battery with wire leads

This replacement cell provides backup power for Allen-Bradley ControlLogix processors. It delivers 3 V and 1200 mAh through wire leads with a connector. The lithium chemistry operates from -60 °C to +85 °C. The cylindrical case measures 17 mm in diameter and 35 mm in length.

Compatible ControlLogix models and other users

The battery fits 1756-L61, L61S, L62, L63, L64 and L6x Series B controllers plus the 1756-LSP and Logix 5561 through 5564 units. It is not suitable for systems that require a different voltage, capacity or mounting style. Buyers needing a snap-in or solder-tab terminal should look elsewhere.

1756-BA2 part number confirms fit

The 1756-BA2 designation matches the original equipment specification for the listed processors. Verifying this part number against the controller label is the single step that ensures the correct replacement.

How it compares

Measured against everything we stock in Household Batteries & Chargers, at today’s prices. Recalculated every night.

Price $13.99
Pricier than about 63% of the 10,440 comparable items (median $10.99).

Specifications

No published specifications for this item yet.

Questions about this item

Which Allen-Bradley controller models must I already have for this 1756-BA2 battery to fit?

It fits ControlLogix 5561, 5562, 5563, 5564 Series B and 1756-L61, L61S, L62, L63, L64, L6x Series B plus 1756-LSP processors.

Will the 17 mm diameter and 35 mm length fit the same battery compartment used by older 1756-BA2 replacements?

Yes, the 17 mm diameter and 35 mm length match the original BR2/3A-AB form factor for direct drop-in replacement.

How can I verify the 3 V lithium cell is working after installing it in my ControlLogix chassis?

Measure 3 V across the wire-lead connector with a multimeter and confirm the controller retains program memory through a power cycle.

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