Magnetic Door Contact Sensor

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Magnetic door contact sensor.

Such sensors consist of two parts a contact that is installed on the door window frame and an activating magnet that is mounted on the door. Spdt switches connect to an alarm system and to another device such as a motion detector. Magnetic contact switches are the most common sensing devices for sensing opening and closing of doors and windows. 99 5 coupon applied at checkout save 5 with coupon get it as soon as thu oct 8.

They are ideal for protecting doors windows and patio doors and any opening device such as a drawer or cupboard for example. Bnyzwot mc 31 surface mount wired nc door contact sensor alarm magnetic reed switch white 10pcs 3 9 out of 5 stars 17 12 99 12. Generally in comes in two components. Magnetic contact sensors can be added to existing wired alarm systems.

You can also choose from door position sensor and personal door magnetic contact. They are cheap and reliable. Mount the magnet to the door or window and mount the switch to the frame. Magnetic door contact sensor magnetic contact is used to detect opening of door gate or windows in the event of intrusion.

They are installed at upper and lower opening gap of the door. Magnetic contacts are perfect for use in situations where it is not suitable to fit pir sensors for example where there are pets or animals. The alarm will activate when the magnet is pulled away by the opening door or window. A wide variety of door magnetic contact sensor options are available to you such as resistance sensor inductance sensor and current sensor.

With over 400 magnetic contact sensor models to choose from sentrol offers the most comprehensive line of door contact and peripherals available. Built for durability and dependability sentrol door contacts are conservatively rated at 10 000 000 cycles ensuring long life. Resalet 2 sets magnetic reed switch alarm nc no surface mount wired contact sensor for gate garage window door security system white mc 31 13 99 13. Wire contacts to an alarm system to alert when doors or windows are opened.

Dingln door window magnetic contact wired sensor detector switch for home garage alarm security 6 59 6.