88 x 80 x 42mm both parts.
Roller door reed switch installation.
Most roller doors will be very similar.
Sentrol 2302a channel mount heavy duty roller door reed switch these panel door magnetic contacts are designed specifically for panel or sectional style overhead doors.
Designed for garage and roller doors.
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Security pindwc102 wireless door window contact for g5w alarm system.
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The unique design allows the contact to be mounted directly to the door channel with the magnet mounted vertically on the door off the floor and out of harm s way.
This item roller ball recessed button pressure reed switch window door alarm contact sensor plunger with terminals uxcell n c.
Roller door reed switch.
Magnetic reed switch re installation diy.
How to install a b d roller door into steel shed with steel jambs.
Most hardwired alarm systems use a magnetic reed switch on each door and window.
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These come in many styles to match the wide variety of doors and windows available but all operate on the same principal.
Sturdy metal reed switch designed for roller and tilt doors.
An electrical circuit is closed when a magnet is near the switch indicating the opening is shut.
Recessed wired security window door contact sensor alarm magnetic reed switch white rc 33 10pcs.
Normally closed when magnet in proximity of reed switch.
Normally closed contacts with an operating distance of 60mm.