Carbon Monoxide Alarm with Push Fit Base

Mains Powered with Replaceable 9V Battery Back-up

Our range of mains smoke, heat and CO alarms with 9V battery back-up, feature unique Push2Fit bases for quick and easy installation to save you time and money on installations.


Third party tested and approved.

5 Year Warranty

For peace of mind.




Our datasheet and manual contain guidance on the product and the latest standards - if you have any additional questions, our team of experts can offer all the support you need, so get in touch!


Installation Support and Guidance.


Specification Detail and Standards.




Wireless interlink by fitting a RF-BW-T interlink base. Our mains 9V range allows installers to hardwire interlink up to 12 alarms or wireless interlink alarms across the whole property using the RF-BW-T interlink base (one base required per alarm).

Install Guide

Where to install your alarm.

Build a Network

Interlinking your alarms made easy.

Calibrated & Tested in CO Gas Electrochemical Sensor

Fitted with advanced electrochemical sensing technology, an accurate and proven method of sensing carbon monoxide. Our CO alarms are calibrated and tested in CO gas, designed to accurately measure low levels of CO to provide the earliest warning.

Electrochemical Sensor
Designed to Ensure Quick and Easy Fitting Push2Fit Base

We understand cost can be a huge factor for some projects, our mains 9V range offers a cost effective solution without compromising on quality, designed to save contractors time and money on installations.

Push2Fit Base
Suitable for New Build Sites Futureproof Installations

Our mains range with 9V battery backup alarms have a greater resistance to power surges which can often be an issue on new build construction sites where there is an inconsistent power supply.

Futureproof Installations

Did you know?

CO is an odourless and colourless toxic gas Learn More

CO also known as the silent killer, is impossible to identify without a proper detector. According to the Department of Health and 'Project Shout' campaigners, CO poisoning in the home causes approximately 50 deaths a year in the UK. Fuel-burning appliances are the most common sources of CO and should regularly be checked by registered engineers and faulty appliances should be replaced.

Learn More


Yes, our Mains 9V range of SW1-PF-T, HW1-PF-T, CW1-PF-T alarms can be hardwire interconnected with up to 12 smoke, heat or CO alarms or wirelessly interconnected with up to 50 alarms with the RF interlink base (RF-BW-T)

No, you should never mix other manufacturer smoke, heat and CO alarms within any single network – products will not function correctly and this will affect the levels of fire and CO protection. We highly recommend you never do this and you should always create a network of FireAngel alarms only.

Yes, our FireAngel Specification range and FireAngel Mains 9V range of alarms are suitable for all domestic properties, this includes rental and new build properties.