AlarmDoor/Window Contact Sensor - AM2020

Operation                      Transmits signal to alarm panel when magnetic contact is broken
Simple Installation Easily mounted to doors or windows
Tamper Protection   Tamper switch triggers alarm when casing is opened
Wireless 50 metres wireless transmission range


Door/Window Contact Sensor

Power Supply DC 1.5V (AA Alkaline Battery Included)
Power Consumption 0.06W Max
Radio Frequency 433MHz
Wireless Range Up to 50m

Operating Temperature

-5°C ~ 50°C

Operating Humidity ≤80%



Sensor 71(L) x 34(W) x 17.5(H) mm

Bracket 51(L) x 12(W) x 13.5(H) mm


What battery does the sensor use?

2 x AA, Alkaline type.


How long does the battery last for?

Up to 1 month continuously in Armed mode. This depends on the frequency of motion detection. Up to 6 months in Disarmed mode.