Use one 433 MHz transmitter for a magnetic contact or garage-door tilt zone plus two normally closed external-contact zones, each with its own serial number.
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Protect a steel opening with a self-locking 3/4-inch recessed contact, 12-inch leads, 1/2-inch steel gap, and UL 10C fire-rated designation.
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Fit hardwired protection into thin frames with a short 3/8-inch press-fit contact, screw terminals, 1/2-inch standard gap, and lifetime GRI warranty.
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Gain flexible indoor opening protection from a compact two-zone 345 MHz transmitter with dual magnet orientations, a closed-circuit wired input, and CR123A battery.
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Match darker doors and trim with a brown two-zone 345 MHz transmitter featuring a magnetic contact, closed-circuit input, mounting hardware, and CR123A battery.
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Add two-zone opening flexibility with a white 345 MHz transmitter combining a built-in reed switch, closed-circuit input, included mounting hardware, and CR123A battery.
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Conceal opening protection inside a door or window frame with a 3-inch recessed 345 MHz contact, 0.5-inch magnet gap, and replaceable AAA lithium battery.
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Fit monitored opening protection onto narrow trim with a 3 x 0.5-inch slim wireless contact, front and back tamper protection, and replaceable AAA battery.