Ajax FireProtect 2 RB (CO) black

FireProtect 2 RB (CO) Jeweller

FireProtect 2 (CO) Jeweller is a wireless fire detector with a built-in siren. Designed for indoor installation. Detects dangerous CO (carbon monoxide) level. The detector also can work without a hub.

Carbon monoxide (CO) detection


Sensitive element

chemical CO sensor

Alarm if accumulated dose of CO is exceeded
more than 50 ppm (0.005%) — no more than in 90 minutes
more than 100 ppm (0.01%) — no more than in 40 minutes
more than 300 ppm (0.03%) — no more than in 3 minutes

CO concentration of 400 ppm (0.04%) within 3 hours can be life-threatening. The detector stops notifying about the dangerous level of carbon monoxide when the concentration drops to 50 ppm (0.005%) within one minute.

Sensor life
10 years
After 10 years of operation, the detector must be replaced with a new one.

In-built siren

volume 85 dB at a distance of 3 meters
Sound notification of alarms. Active until the reason for triggering is eliminated or until the user disables notification.

Power supply

For FireProtect 2 RB (CO)

2 × CR123A battery
Up to 7 years of battery life.


Dimensions - 44 × 86 × 86 mm

Weight - 147 g

Operating temperature range - from 0°С to +50°С

Operating humidity - up to 80%

Protection class - IP20


Category Alarm
Sub-category Ajax
Brand Ajax
Alarm Type Smoke detection