Home Battery Powered Fire Alarm Pack: 3 Smoke & 1 Heat

The Home Battery Powered Fire Alarm Pack – 3 Smoke & 1 Heat provides comprehensive domestic fire protection using sealed 10-year battery technology.

This kit includes three DHI-HY-SA40A battery smoke alarms and one DHI-HY-HT10A battery heat alarm, offering extended coverage for circulation spaces alongside dedicated heat detection for kitchens and high-risk areas.

What’s Included

• 3 × DHI-HY-SA40A Battery Powered Smoke Alarms

• 1 × DHI-HY-HT10A Battery Powered Heat Alarm

Designed for larger homes and multi-storey properties, this pack is particularly suitable for 3–4 bedroom houses, townhouses and family homes requiring reliable smoke detection across multiple floors.

Each alarm operates independently and is powered by a sealed 10-year lithium battery, removing the need for mains wiring while providing long-term protection with minimal maintenance.

All units deliver a loud 85 dB(A) audible alarm at 3 metres, combined with clear LED visual indication and a central test and silence button for easy operation.

• Not suitable for Scottish homes - see our Scottish Compliant Packs

• 3 × DHI-HY-SA40A photoelectric smoke alarms

• 1 × DHI-HY-HT10A Class A1 heat alarm

• Sealed 3V CR123A lithium batteries

• 10-year battery life

• 85 dB(A) alarm output at 3 metres

• Combined test and silence button

• Low battery warning signal

• LED visual status indication

• Ceiling mounted installation

• Operating temperature: -10°C to +55°C

• Maximum humidity: ≤95% RH (non-condensing)