Delivery Update: We are currently experiencing a technical issue with our shipping notification emails. Please rest assured that orders are still being processed and dispatched as normal.
Want it Tomorrow? Order within and select Next Working Day Delivery at checkout
delivery icon

Free UK Mainland Delivery

On orders over £100

clock icon

Opening Times

8am - 4pm | Mon - Fri

exchange arrow icon

Trade Enquiry

Click here for more

Carbon Monoxide Alarm CO5B - Sealed 5 Year Battery


  • Product Code: 414005

£23.95

Ex VAT: £19.96


  Free delivery on orders over £100 (UK Mainland)
  30 day returns policy

Firehawk CO5B – 5-Year Sealed Battery CO Alarm


Compact carbon monoxide alarm with sealed battery and 5-year lifespan. Ideal for static caravans, holiday homes, or domestic use where fuel-burning appliances are present. Easy to install on walls or place on a flat surface.

Features:

  • Electrochemical CO sensor
  • Sealed 5-year lithium battery – no replacement needed
  • Wall-mountable or free-standing
  • LED indicators for power, fault, and alarm
  • Test and hush (silence) function
  • Loud 85 dB alarm at 1 metre

Specifications:

  • Sensor type: Electrochemical
  • Battery type: Sealed lithium (non-replaceable)
  • Battery life: 5 years
  • Alarm sound level: ≥85 dB at 1m
  • Operating temperature: –10°C to +40°C
  • Humidity range: 30–90% RH (non-condensing)

Dimensions:

  • Diameter: 100mm
  • Height: 30mm

Product Notes:

  • Conforms to BS EN 50291-1:2018 for domestic CO alarms. Ideal for bedrooms, living spaces, or anywhere fuel-burning appliances are present.