Burglar alarm battery - 12v 2.1ah

  • £13.99
  • inc VAT
  • Save £2
( £11.66 ex VAT )

In Stock

High quality GENUINE replacement 12v 2.1ah alarm battery replacement designed to give battery back-up to 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


Please note this is a GENUINE burglar alarm battery replacement, not a counterfeit/cheap knock-off.  Buying fake batteries can lead to property fires.

Correct Size & compatible

We recommend the 2.1ah size battery as a good general alarm battery replacement for most brands of alarm systems. However, we advise checking what size battery is currently in your alarm. If you are not sure how to check this then order our battery replacement engineer service Book this service here >>

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 >>