Burglar alarm battery replacement
In Stock
High quality replacement 12v 2.1ah alarm battery replacement designed to give battery back-up to 99% of ALL alarm systems in the case of mains power failure. 4 to 5 year expected life-span.
- Voltage : 12v
- Capacity : 2.1ah
- Maintenance-free
- Sealed no leak/spill proof construction allows safe operation in any position
- Size (mm): 180 width x 36 depth x 62 height (excluding terminals)
- Compatible with many alarm systems
Correct Size & compatible
The 2.1ah size battery will work with 99% of ALL alarms. N.B. this battery is compatible / interchangeable with both the 7ah and the 3.4ah batteries (it's just the smaller version) - so is pretty much guaranteed to work with ALL major alarm systems on the market

Genuine
Please note this is a GENUINE alarm battery replacement, not a counterfeit/cheap knock-off. Buying fake batteries can lead to property fires.
12 month Guarantee
We provide a 12 month guarantee with all our batteries, for your peace of mind.
Install & support option
If you don't want to install the battery yourself, we also provide an 'onsite battery fitting service'- where we send an engineer to fit your battery for you. This is charged at £109 (including the battery). Book this service here >>