Gas and Co Combined Detector Wholesale

*Power supply: AC220V/50~60Hz & 9v backup

*Sensor: Electrochemistry Co and Gas

* Excellent reliability & high stability.

* Durable sensor head.

* Self test function

* Visual and audible alarm function

* Low voltage warning

* Sensor-fault detection

* Can be connected with valve

Carbon monoxide:

50PPM: 60-90 minutes

100PPM: 10-40 minutes

300PPM: less than 3 minutes

400PPM: Immediately

Coal gas: 1000~5000ppm,

Liquid petroleum gas: 1000~5000ppm,

Natural gas: 1000ppm~5000ppm

* Responding time: Gas ≤30S

* CE ,EN50270 Standard