House alarm battery replacement cost

Our alarm keeps beeping and showing a battery fault. Can I swap the battery myself or does an engineer need to do it?

Asked by Adam on 28th Aug 2026
Expert Trade Answers
"If your system is programmed as user reset (tampers) then you can do it, if not you will need an engineer"
Answered on 28th Aug 2026 - Member since Jan 2021 - report
"It can be done yourself, you will need to switch of the mains power before doing so. Also you will need to know the user code to reset the alarm once the system is powered back up"
Answered on 28th Aug 2026 - Member since Aug 2026 - report
"Hi Adam, you can swap the battery yourself, the system might go into tamper but all thats needed is a reset on the system, make sure you get the correct battery installed and size, recommend depending on the panel 12v 7amp yuasa but may be a 3.2 amp or even a 2.1 amp depending on your panel size."
Answered on 28th Aug 2026 - Member since Apr 2026 - report
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