Mercury Carbon Monoxide Alarm – COD-208A
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Mercury Carbon Monoxide Alarm – COD-208A
Electromechanical alarm that saves lives by detecting carbon monoxide gas and giving a loud acoustic warning if this poisonous gas is present. The alarm is battery powered and incorporates an LCD display screen which constantly shows the current CO levels. An essential life saver needed in every household with gas or solid fuel heating. Recommended positioning, in all rooms with boilers, stoves or open fires.
This is a practical option if you need a gas detectors with clearly specified features and straightforward compatibility. The details below come from AVSL's current product information, so you can check the connections, size and performance before ordering.
What Is It Actually For?
It is designed for tested in an approved laboratory in the UK to ensure full compliance to EN50291-1 : 2018 certification. The remaining features make it useful where you want a tidy, dependable setup without unnecessary complication.
Why Choose This One?
The COD-208A gives you a sensibly specified gas detectors from Mercury. It is worth considering when you want the stated specification without paying for features that may not be relevant to your setup.
Who Is It For?
This is aimed at home users, installers, performers, schools, venues and production teams who need a suitable gas detectors. Suitability will depend on the connections and specification your system requires, so those are worth checking carefully.
Key Features
- Tested in an approved laboratory in the UK to ensure full compliance to EN50291-1 : 2018 certification
- Continually monitors with a loud alarm on detection of carbon monoxide
- Up to 10 years working life span
- LCD display shows the current particle sampling count
- LED status indicators; green for power, amber for fault and red for alarm
- Battery powered allowing the unit to remain functional in the event of a power cut
- Latched battery compartment designed to prevent alarm from being installed with no batteries
- Warning: this apparatus should be installed by a competent person and is to be installed according to the manufacturers instructions
Specifications
| Brand | Mercury |
|---|---|
| Model | COD-208A |
| SKU | 350.145UK |
| EAN | 5015972236635 |
| Apparatus | Type B |
| Batteries | 2 x Alkaline AA (supplied) |
| Alarm level | 85dB @ 3m |
| Sensor | Electromechanical |
| Operating temperature | 0°C to 45°C |
| CO alarm level | 27ppm - 55ppm: within 60 to 90 mins, 110ppm: within 10 to 40 mins, 330ppm: within 3 mins |
| Lifetime | 10 years from date of manufacture |
| Dimensions | 30 x 74 x 120mm |
| Weight | 175g (including batteries) |
| Packaged weight | 0.1880kg |
| Packaged dimensions | 40 x 40 x 125 mm |
| Country of origin | CN |
| Tariff code | 9027101000 |
What’s Included
- 1 x Mercury Carbon Monoxide Alarm – COD-208A
Please Note
Please check connections, measurements and compatibility before ordering. Batteries, cables, fixings and accessories are only included where specifically stated in the product description.
Not Sure If This Is Right?
If you are not sure whether this gas detectors will work with your existing equipment, get in touch with the make and model of the equipment you are connecting it to and we will help you check.

