Showing 2497–2512 of 12705 results

  • SILENT KNIGHT Honeywell SILENT KNIGHT SD505DTSK Duct Detector Test Switch

    SILENT KNIGHT Honeywell SILENT KNIGHT SD505DTSK Duct Detecto

    $267.94

    Only 4 left in stock

    The SILENT-KNIGHT-SD505-DTS-K is a remote test switch for the DUCTR Duct Smoke Detector .With the DTS-K, you can test your duct smoke detector remotely without the hassle of having to physically move to your detectors location. The switch provides LED indication of SD505-DUCTR status, and it uses the same key as the control panel. Also…

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  • Silent Knight SKE-450 Silent Knight SKE450 50W Voice Evacuation Panel, 50W

    Silent Knight SKE-450 Silent Knight SKE450 50W Voice Evacuat

    $2,093.95

    Only 8 left in stock (can be backordered)

    • 50 watts of output power on a 25 or 70.7 VRMS speaker circuit. The speaker circuit can be Class A or B. Provides maximum flexibility for new or retrofit jobs.
    • Downloadable Voice Messages via direct connect. If you need a different message download it from the SK website free of charge!
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  • Silent Knight SK-FML Fiber Card, Multi Mode Module

    Silent Knight SK-FML Fiber Card, Multi Mode Module

    $125.33

    Only 13 left in stock

    • Simple plug-in card installation
    • Connect compatible panels using fiber optic cable for improved multi-site management and lower monthly monitoring costs
    • Use single and multi-mode modules on the same network card for added design flexibility
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  • Silent Knight SK-NIC-KIT Accessory Install Kit, (1) SK-NIC Network Card

    Silent Knight SK-NIC-KIT Accessory Install Kit, (1) SK-NIC N

    $927.57

    Only 12 left in stock

    • Perfect for use when connecting compatible panels using fiber optic cable. Or copper wire for improved multi-site management and lower monthly monitoring costs
    • For fiber optic network installs, add-on modules can be used including the SK-FML multi-mode fiber module and the SK-FSL single-mode fiber module
    • Can also be used with a variety of wire types, such as standard unshielded or twisted-pair copper wire
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  • Seco-Larm SD-927PKC-NEQ Enforcer โ€œNo Touchโ€ RTE IR Sensor Plate, Single-gang IR Technology Motion Sensor, Stainless Steel Finish

    Seco-Larm SD-927PKC-NEQ Enforcer “No Touch” RTE

    $59.79

    Only 11 left in stock

    • Dual voltage, 12-24 VAC/VDC
    • Range adjustable from 23/8″-8″ (6-20 cm)
    • Stainless steel single-gang plate
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  • Securitron Square Emergency Exit Button, Single Gang, 2โ€ณ Length, 2โ€ณ Width

    Securitron Square Emergency Exit Button, Single Gang, 2̸

    $91.34

    In stock

    • Emergency Exit Buttons offer additional safety, as required by code, for possible malfunction of motion exit sensor
    • Momentarily pressing the button releases door for 30 seconds
    • Retriggerable
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  • Speco HT471T Mini IR Turret Camera

    $131.99$133.19

    In stock

    Speco
    White
    Gray
    • 2.9mm fixed lens
    • 1/3″ Progressive Scan CMOS, 4MP
    • Compact size – only 2.36″ in diameter!
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  • Speco N8NRL 4K 8-Channel H.265 Network Video Recorder with PoE, 2TB HDD, Black

    Speco N8NRL 4K 8-Channel H.265 Network Video Recorder with P

    $366.84

    In stock

    • Real time recording up to 8MP resolution (4K) at 30fps
    • H.265 compression – Store up to 2x more than H.264!
    • Built-in PoE ports for all channels for easy installation
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    Speco SPCE6OT Contractor Elite Series 6.5 in speaker Pair

    $206.39$232.79

    In stock

    Speco
    White
    Black
    • Great sound at an affordable price
    • IP66 compliant, weather resistant
    • Selectable 70V transformer
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  • Saftey Technology STI-13010FR univ stpr w/fire labeling flmt

    Saftey Technology STI-13010FR univ stpr w/fire labeling flmt

    $104.39

    In stock

    • Indoor/outdoor polycarbonate cover
    • Without horn, with fire label
    • Flush mount
    • UL/cUL, ADA Compliant
    • 5.95 in H x 4 in W x 2.5 in D
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  • 9-ga Wire cage Protects Horn/Strobe/spkr

    9-ga Wire cage Protects Horn/Strobe/spkr

    $45.99

    In stock

    • Designed to protect horn/strobe/speaker units
    • Constructed of tough 9-gauge steel wire.
    • Coated with corrosion resistant polyester.
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  • TekTone IH121K Station Mounting Kit

    TekTone IH121K Station Mounting Kit

    $22.92

    In stock

    • Enables single mounting of SF-series stations on
    • Tek-CARE Nurse Call Systems.
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  • TekTone IR104E Tek-ENTRY Apartment Intercom Station, 4-Wire, Flush Mount, ABS Plastic, White

    TekTone IR104E Tek-ENTRY Apartment Intercom Station, 4-Wire,

    $40.42

    In stock

    Flush mounting
    Simple, push button operation
    Easy installation

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  • Tektone T9-IR204E apartment intercom station

    Tektone T9-IR204E apartment intercom station

    $32.52

    In stock

    • 3 common and 1 selective wires
    • Surface mounted
    • Simple, push button operation
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  • TEKTONE SOUND & SIGNAL LI381 Corridor Dome Light, 1 bulb,

    TEKTONE SOUND & SIGNAL LI381 Corridor Dome Light, 1 bul

    $36.10

    Only 17 left in stock

    • ULยฎ 1069 Listed
    • Snap-in lens
    • Easy bulb replacement
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  • TEKTONE SOUND & SIGNAL PK543A Amplifier/Relay/Power Supply for 5, 4

    TEKTONE SOUND & SIGNAL PK543A Amplifier/Relay/Power Sup

    $125.93

    Only 7 left in stock

    • Easy installation
    • Low-voltage operation
    • Multiple applications
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