The aico Easi Fit EI146 Optical Smoke Detector is one of our best selling products. Feature 240v mains connection with an alkaline battery back-up for peace of mind and added safety that will last up to 4 years in stand-by mode. The smoke detector is easy to fit and is inter-linkable.

More responsive to slow smouldering fires
Advanced optical chamber with proven extended life capability
Fine mesh insect screen

Alkaline battery supplied already connected to reduce installation errors (does not draw power until alarm is fitted to the mounting plate)

Hush button for false alarm control
Interconnects with other Ei mains powered smoke and heat alarms
Separate mains and warning LEDs
Time and money saving Easi-fit design

5 year guarantee
Kitemarked to BS EN 14604: 2005

Mains wired

Alkaline battery designed to last up to 4 years in stand-by.

Multiple cable entries and surface wiring knockouts.

Large, clearly marked wiring connections.

The test/hush button provides false alarm control and also allows the alarm to be manually tested.

Ei's unique large volume optical smoke chamber and sophisticated electronics have a proven track record of reliability and high efficiency detection

Radio-link compatible.

Designed for applications where the budget is a key consideration and where maintenance is in the hands of the owner occupier or there is no requirement for lithium power cell back-up. The 140 Series
provides an alkaline battery back-up instead of rechargeable cells.