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Single 6 V 7 Ah sealed lead-acid battery with T1 terminals in a cartridge kit

RefurbUPS

RefurbUPS Streamlight SL40XI Compatible UPS Replacement Battery 12V 40AH

SKU CH-WXF2-9Y98N

A 12 V 40 Ah SLA battery kit replaces the Streamlight SL40XI cartridge with one 6 V 12 A T1/F1 terminal cell

  • Product typeKit/Package
  • Product weight5
  • Compatible 12V 40AH capacity powers Streamlight SL40XI units
  • Single 6V12A SLA cell with T1/F1 terminals fits directly
  • Factory-fresh high-rate discharge chemistry delivers reliable emergency runtime
  • Includes step-by-step installation instructions for quick replacement
  • Built for performance and reliability in emergency lighting systems

Streamlight SL40XI Compatible UPS Battery

This 12V 40AH replacement battery kit is designed for the Streamlight SL40XI emergency lighting system. It supplies reliable backup power for commercial and industrial safety installations. The package includes a single high-rate discharge 6V 7A SLA cell with T1/F1 terminals. Buyers who need a different voltage or capacity should verify their unit's specifications before ordering.

Factory-fresh sealed lead-acid chemistry

The battery delivers steady output during extended discharge cycles typical of emergency lighting operation. Its high-rate discharge design maintains voltage under sustained load rather than only in brief bursts. The sealed construction prevents leakage and allows installation in any orientation. Users who require lithium-ion cycle life or faster recharge times will need a different chemistry.

Direct replacement for OEM SL40XI cartridge

This kit replaces the original manufacturer battery cartridge without modification. The included installation instructions guide a straightforward swap in the field. The jump is worth it when the existing pack no longer holds a full charge or fails self-test routines. Systems that have been converted to a different battery form factor are not compatible.

How it compares

Measured against everything we stock in UPS Replacement Batteries, at today’s prices. Recalculated every night.

Price $8.99
Cheaper than about 96% of the 3,915 comparable items (median $39.99).

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Specifications

Product
Brand nameEmergency Lighting
Product lineEmergency Lighting
Product typeKit/Package

Questions about this item

Does the 12V 40AH battery generate noticeable heat or noise during continuous UPS operation?

The sealed lead-acid design runs silently and produces only minimal warmth under normal float charge, so it will not add audible noise or significant heat to your UPS enclosure.

What existing UPS hardware is required to install this Streamlight SL40XI replacement kit?

You need a UPS that accepts a 12V 40AH battery cartridge with T1/F1 terminals and has physical space for the 6V12A cell dimensions.

Will this replacement cartridge work reliably in an older UPS that originally used a lower-capacity battery?

Yes, the 12V 40AH rating matches the original specification, so the UPS charger and runtime calibration remain valid without firmware changes.

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