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The Ei141 is a mains powered smoke alarm with alkaline back-up battery. As all Ei141 alarms use older ionisation smoke detection technology, they are now being discontinued. If you need to replace an Ei141, the Ei146e which uses optical smoke detection is 100% compatible with your existing base plate and alarm system. This means you don't need to spend a penny on an electrician or worry about the disruption of rewiring works.
The new alarm can interlink with any other Ei140/140RC series alarms remaining in your system, along with many other Ei Electronics / Aico models. The more modern optical sensor technology in the Ei146e is less susceptible to false alarms, making it suitable for use in a wider range of locations such as rooms adjacent to kitchens, hallways, landings, bedrooms, and living areas.
The simple installation process of the Ei146e replacement alarm eliminates the need for an electrician. However, power to all alarm circuits should be cut before removing and replacing any mains powered alarm.
The tables below show all the products that can interlink with this alarm.
Smoke and Heat Alarms
Model Number
|
Type of Unit
|
Type of Interlink
|
Ei3014 / Ei3014RF | Mains Powered Heat Alarm - Sealed Lithium | Hardwire Interlink |
Ei3016 / Ei3016RF | Mains Powered Optical Smoke Alarm - Sealed Lithium | Hardwire Interlink |
Ei3024 / Ei3024RF | Mains Powered Optical & Heat Alarm - Sealed Lithium | Hardwire Interlink |
Ei3028 / Ei3028RF | Mains Powered Heat & Carbon Monoxide Alarm - Sealed Lithium | Hardwire Interlink |
Ei2110e / Ei2110eRF | Mains Powered Multi Sensor Smoke & Heat Alarm - Sealed Lithium | Hardwire Interlink |
Ei161e / Ei161eRF | Mains Powered Ionisation Smoke Alarm - Sealed Lithium | Hardwire Interlink |
Ei164e / Ei164eRF | Mains Powered Heat Alarm - Sealed Lithium | Hardwire Interlink |
Ei166e / Ei166eRF | Mains Powered Optical Smoke Alarm - Sealed Lithium | Hardwire Interlink |
Ei141 / Ei168RC141RC | Mains Powered Ionisation Alarm - 9V Alkaline | Hardwire Interlink |
Ei144 / Ei168RC144RC | Mains Powered Heat Alarm - 9V Alkaline | Hardwire Interlink |
Ei146 / Ei168RC146RC | Mains Powered Optical Smoke Alarm - 9V Alkaline | Hardwire Interlink |
Carbon Monoxide Alarms
Model Number
|
Type of unit
|
Type of interlink
|
Ei3018 / Ei3018RF | Mains Powered Carbon Monoxide Alarm - Sealed Lithium | Hardwire Interlink |
Ei3028 / Ei3028RF | Mains Powered Heat & Carbon Monoxide Alarm - Sealed Lithium | Hardwire Interlink |
Ei261 | Mains Powered Carbon Monoxide Alarm - Sealed Lithium | Hardwire Interlink |
Ancillary Products
Model Number
|
Type of unit
|
Type of interlink
|
MCP401RC | Mains Powered Manual Call Point | Hardwire Interlink |
Ei1529RC | Mains Powered Locate, Silence & Test Control Switch | Hardwire Interlink |
Ei159 | Mains Powered Smoke Alarm Locator Switch | Hardware Interlink |
Ei128R | Mains Powered 5A Relay Module | Hardwire Interlink |
Ei128RBU | Mains Powered 5A Relay Module with Lithium Backup Battery | Hardwire Interlink |
Y03 | Mains Powered Multi Frequency Sounder | Hardwire Interlink (via relay) |
SAB300C | Mains Powered Flashing Xenon Strobe (Clear) | Hardwire Interlink (via relay) |
SAB300R | Mains Powered Flashing Xenon Strobe (Red) | Hardwire Interlink (via relay) |
Wiring Explained
Mains powered Ei Electronics smoke and heat alarms require a 230V AC power supply and up to 12 alarms can be hardwire interlinked in one system.
To obtain a mains power supply, each alarm can be connected to the nearest lighting circuit using 2 core and earth cable with a separate, dedicated interlink cable connecting all alarms. However, if possible it is recommended that the alarms are all powered from a dedicated circuit from the distribution board using 3 core and earth cable for safety during maintenance, as the interlink cable will carry power from live alarms on other power circuits. Please see the diagram below:-
Product Code | EI141RA |
---|---|
Alternative Product Codes | Ei141, Ei141RC, Ei141EK, Ei146, Ei146RC, Ei146e |
Brand | EI Electronics |
Back-Up Battery | Replaceable 9V Alkaline |
Dimensions (HxDia) | 50 x 152mm |
Operating Temperature | 0°C to +40°C |
Relative Humidity | 15% - 95% |
Sound Output | 85dB |
Warranty | 5 years |
Weight | 0.35kg |
Product Datasheets |
Model | Stock | Price |
---|---|---|
Product Code: EI141RA |
Stock Level:
More than 20 in stock Expected dispatch: Today
|
Price:
£39.23 inc VAT £32.69 ex VAT |
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32 customers have given this product an overall rating of 4.9 out of 5
Rating: 5 / 5 Stars
Reviewed by: V I
Great product. Instaled in seconds. Love that I could use the old base without the need for any new wiring. It would be great if there was an option to buy a new unit without the base for those of us simply replacing an old unit after the 10 year expiry. It'd be a great way to reduce the plastic waste, as I simply threw the bases out.
Published on: 28th November 2023
Rating: 5 / 5 Stars
Reviewed by: J F
Installation was smooth and easy
Published on: 24th November 2023
Rating: 5 / 5 Stars
Reviewed by: S G
Very simple to fit to old base which was in the house when I bo
Published on: 17th November 2023
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