The door sensors record the door opening and closing events which are transmitted to the vehicle tracking system by means of the GPS tracking device. The device is installed easily, is reliable, and is often used for the monitoring of the said events in refrigerated semi-trailers. The door sensors are perfectly fit for the protection of cargoes against third party actions and natural forces.

Compatible equipment: FM-Eco4 light, FM-Eco4(+), FM-Pro4, FM-Tco4 LCV, FM-Tco4 HCV.

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