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Mains Powered CO Alarm with 10 year Lithium Backup Battery - Ei261

An introduction to the range of carbon monoxide alarms - 01:16 Where to install a carbon monoxide (CO) alarm - 01:26
01:16 01:26

Discontinued Product

This product has been discontinued and is no longer available to buy.

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Product Overview

The Ei261ENRC carbon monoxide (CO) alarm is mains powered (230V) with a rechargeable 10 year lithium back-up battery. Featuring a proven 10 year electrochemical sensor, the Ei261 is designed to detect CO for 10 years, and sounds a loud 85db warning alarm upon activation.

  • Product Lifespan: 10 years
  • Power: 230V mains powered with battery backup
  • Backup Battery: Re-chargeable lithium battery
  • Warranty: 5 year warranty
  • Optional remote control functionality (in conjunction with Ei1529RC)
  • CE marked and Kitemarked to BS EN 50291-1
  • Features AudioLINK technology
  • Easy to use test/hush button checks the electronics and horn, also silences nuisance alarms
  • Automatic self diagnostics alarm bleeps and amber light flashes if a fault is detected
  • Distinctive alarm sound 85dB(A) alarm with modulated sound output to distinguish from a smoke alarm
  • Suitable for ceiling or wall mounting
  • Detector alarms from: 50ppm (parts per million) CO gas
  • Pre-alarm warning LED flashes at 50 parts per million CO
  • Interlink feature standard on all models, maximum 12 units
  • 10 year high performance sensor
  • Optional security locking screw, there is no battery to remove but an additional security screw to further deter tampering is available
  • Separate optional relay
  • 5 year (limited) warranty
Interlink

The table below shows all the smoke alarms that can interlink with the EI261 Carbon Monoxide detector. It is recommended that any interlinked system including compatible smoke and heat alarms includes an Ei1529RC remote control to allow test, hush and locate functionality.

Smoke and Heat Alarms

Model Number
Type of unit
Type of interlink
Ei141 Ionisation Smoke Alarm Hard wire interlink
Ei144 Heat Alarm Hard wire interlink
Ei146 Optical Smoke Alarm Hard wire interlink
Ei161e Ionisation Smoke Alarm Hard wire Interlink
Ei166e Optical Smoke Alarm Hard wire Interlink
Ei164e Heat Alarm Hard wire Interlink
Ei161RC Ionisation Smoke Alarm Hard wire Interlink
Ei166RC Optical Smoke Alarm Hard wire Interlink
Ei164RC Heat Alarm Hard wire Interlink
EI2110 Multi Sensor Smoke & Heat Alarm Hard wire Interlink

Ancillary Products

Model Number
Type of unit
Type of interlink
Y03 Multi Frequency Sounder Hard wire interlink
MCP401RC Manual Call Point Hard wire interlink
Ei1529RC Smoke Alarm Locate, Hush and Remote Test Switch Hard wire Interlink
Technical Data

Technical Data

This is the technical data for the Mains Powered CO Alarm with 10 year Lithium Backup Battery - Ei261.

Product Code EI261ENRC
Alternative Product Codes Ei261, Ei261E, Ei261EN, Ei261ENRC
Weight 0.26kg
Sensitivity 50ppm (parts per million) CO gas
Visual Display LED
Warranty 5 Years
Dimensions (HxWxD) 126x150x42mm
Sound Output 85dB(A) at 3m
Temperature Range -10°C to 40°C
Humidity Range 15% to 95% Relative Humidity
Power Type Mains Powered

Product Datasheets

The following datasheets are available for this product.

FAQs (1)
Q. Can I link a CO detector with a Ei140 smoke alarm?
A.

Yes, we recommend the Ei261EN. You should also install a Ei159 locator to allow you to find out if the alarm was triggered by CO gas or by fire.

Customer Reviews

4 customers have have given this product an overall rating of 4.8 out of 5

Reviews by real customers

All of our product reviews are written by real customers that have purchased this product from us and are published without modification.

Rating: 5 / 5 Stars

Reviewed by: M C

Bought as a replacement for our old unit Excellent piece of essential equipment in our home.

Published on: 26th September 2018

Rating: 4 / 5 Stars

Reviewed by: J M

Easy to fix

Published on: 22nd May 2018

Rating: 5 / 5 Stars

Reviewed by: M W

Good product , well made , deliverd quickly

Published on: 12th October 2016

Rating: 5 / 5 Stars

Reviewed by:

you have to fit them on a new build and you had a good deal

Published on: 4th July 2015

Related Products

STI 9621- 171x146x108mm Vandal Cage for Smoke, Fire and CO Detectors £26.99 inc VAT £22.49 ex VAT Ei140 Series - Smoke & Heat Alarms with Interconnect £22.79 inc VAT £18.99 ex VAT Ei1529RC - Remote Locate, Silence and Test Control Switch £35.03 inc VAT £29.19 ex VAT Ei2110e - Multi-sensor Alarm with Lithium Backup Battery £61.43 inc VAT £51.19 ex VAT

Excellent Warranty

This product is supplied with a 5 year manufacturers warranty as standard

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