Door/Window Contact help

Door/Window Contact help

Questions about your Door/Window Contact?

Questions about your Door/Window Contact? You can find installation videos, instructions and answers to frequently asked questions here.



Further information

Technical Data

Device Name
Bosch Smart Home Door/Window Contact
Part Number
Reed contact (withoutbatteries): 21 g, Magnet unit: 16 g, Spacer: 2.2 g
Total weight
approx. 170 g
Dimensions (W x H x D)
Reed contact: 17 x 104 x 25 mm, Magnet unit: 12 x 49 x 12 mm, Spacer: 12 x 48 x 6 mm
Packaging dimensions (W x H x D)
92 x 181.5 x 52.75 mm
Country of manufacture
2× LR03/Micro/AAA
Battery life
≥ 2 years
Current consumption
max. 50 mA
Radio frequency
868.3 MHz / 869.525 MHz
Radio range in free-field conditions
> 100 m
Duty Cycle
at 868.3 MHz < 1% / h at 869.525 MHz < 10% / h
Transmit power
max. 10 mW
Receiver category
SRD category 2
Protection class
Ambient temperature
5 °C to 50 °C
5% to 80%

Box contents

  • 1 window contact incl. electronics and magnet contact
  • 2 AAA batteries
  • 1 spacer
  • Fixing materials for screw and adhesive mounting
  • 1 installation instructions
Notes about battery disposal

In conjunction with the sale of batteries or supply of devices that contain batteries, we are obligated to point out the following:

Used batteries should not be disposed of in the household rubbish. Consumers are obligated to take batteries to a suitable collection point provided by retailers or municipalities.

The symbols on the batteries have the following meaning:

The symbol of the garbage can crossed out by an X means that the battery must not be disposed of in household waste.

Pb = Battery contains more than 0.004 percent lead by mass, Cd = Battery contains more than 0.002 percent cadmium by mass, Hg = Battery contains more than 0.0005 percent mercury by mass

Please note the instructions above.

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