Compatible with:

Ei650i Battery Optical Alarm

Functioning as a standalone unit, the Ei650i Optical Alarm is best for detecting slow, smoldering fires commonly produced by electrical fires or flammable materials. This Optical Fire Alarm is best placed in the hallway, landing, living room, or dining room.

Powered by a sealed 10-year lithium battery
Built-in dust compensation technology
Built-in AudioLINK+ technology
Easy to fit with twist on base, multi-fixings and anti-tamper locking option
Easy to use, large test button
Grade F1 and Kitemarked to BS EN 14604:2005

Suitable For:

Product Description

Contains an Optical Smoke Chamber

The Ei650i Optical Alarm is best for detecting slow, smouldering fires commonly produced by electrical fires or sofas and is less likely to react to cooking smells if fitted in the hallway next to the kitchen.

Battery and Lifespan

This battery powered alarm contains sealed in, tamper-proof lithium battery that will last for the full 10-year life of the alarm. The alarm is not powered until it is twisted on the mounting base, thus avoiding battery power consumption during storage and prior to installation.

Technical Specification

Supply Type: Optical Chamber
Battery: 3V Lithium Battery (non replaceable)
Sound Level: 85 dB(A) at 3 metres
Temperature: Operating -10 to 40°C
Storage: 0 to 35°C (in a dry area)
Humidity Range: 15% to 95% R.H. non condensing

Button Test: Simulates the effect of smoke and checks chamber, electronics and horn
Indicators: Red- Alarm, fault
Plastic Material: UL 94 HB
Dimensions: Product – 120mm(H) x 120mm (W) x 55mm(H)
Weight: 182g
Warranty: 5 year (limited) warranty