ADEMCO 11 vibration contacts are used in closed circuit alarm systems tohelp protect against intrusion through windows - walls and ceilings and into safescabinets etc.
They will initiate an alarm when a vibration of sufficient force strikes the protectedsurface.
Vibration contacts can be adjusted to respond on any surface glass windows plasterboard construction even cement walls.
Adjust by turning screw under the cover of the dust-tight casing. (Not recommended Mostarefactory pre set to 3-shocks)
The ribbed backing of the 11 Contact permits this vibrator to be glued to a glasssurface if necessary.
Protects ceilings - walls - safes and glass.
Adjustable sensitivity
Small and inconspicuous
Available in white or brown
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