Ness Alarm Battery 12V 7Ah Replacement | Suits Ness, Bosch Paradox & Hills Reliance Alarms
Ness Alarm Battery 12V 7Ah Replacement | Suits Ness, Bosch Paradox & Hills Reliance Alarms
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A failing backup battery is one of the most common causes of alarm faults, keypad beeping and low battery warnings. Replacing the battery can often restore normal operation without replacing the full system. Simply replace it yourself or call upon a professional to get the job done. Genuine Alarm Battery- 12Volt 7Amp - Suits most alarms. Not Sure? Contact us with the make and model of your alarm and we can help confirm compatibility
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Product Description
Product Description
Genuine Ness Alarm Battery Replacement
Restore your home security system with this genuine 12V 7Ah replacement alarm battery, compatible with many Ness, Bosch and Hills Reliance alarm panels.
A failing backup battery is one of the most common causes of alarm faults, keypad beeping and low battery warnings. Replacing the battery can often restore normal operation without replacing the full system.
Suitable for many home alarm systems using a 12V 7Ah sealed lead acid battery, including selected Ness D8/D16, Bosch Solution and Hills Reliance systems.
Features:
- Genuine rechargeable sealed lead acid battery
- 12 Volt 7Ah capacity
- Suits many alarm systems
- Easy replacement
- Fast Australia dispatch
Tip: most alarm batteries should be replaced every 3–4 years for reliable backup protection.
FAQ
How do I know if my alarm battery needs replacing?
Common signs include keypad beeping, low battery warnings or faults after a power outage.
Will this battery suit my alarm system?
This battery suits many systems using a 12V 7Ah backup battery, including selected Ness, Bosch and Hills panels.
Can I replace the battery myself?
Yes for many systems, though professional installation is recommended. Have a security installer replace your battery.
How often should alarm batteries be replaced?
Most backup batteries last around 3–5 years depending on use and environment.
How do I know if my alarm battery needs replacing?
If your keypad displays low battery, system fault, or beeps after power outages.

very good product & service
just got the battery installed into my Hills R8. It was very easy to replace.
Thank you for your great service. Initially I was hesitant ordering from a website without knowing if my item is in stock. So I sent an email regarding if its in stock and got a reply straight away. Then I had used a parcel box for delivery which meant that my item sat in the couriers warehouse and the couriers wouldn’t let me change the delivery address. However, you guys managed to get in touch with them straight away and update the delivery address which meant that I got my delivery the next business day. Whenever I had sent you an email asking for something, you guys replied straight away.
I will definitely buy from your store again and also recommend you to my family and friends. Many thanks.