Knight Plastics Heavy Duty Roller Shutter/Garage Door Alarm Contact.

These heavy duty contacts are designed to be fitted to garage doors or roller shutter doors. They are manufactured to be of a robust heavy construction for use in a garage type environment. The contact has an integral flexible armoured cable sleeve which protects the cable connected to the contact. The cable should be connected to your alarm system through a 6 way junction box (sold separately, view our other items). Grade 2 contacts with an operating gap of 50mm, Material: Aluminium, Cable protection: Approx 18 inch / 450mm armoured sleeve, Pre wired sealed construction, IP rating: IP67, Dimensions: 150mm x 40mm x 15mm. These are normally closed contacts (when door is closed circuit is closed) and therefore work with all the leading brands of burglar alarm panels: ADE, Accenta, Optima, Gardtec, Risco etc.