Showing 1–16 of 1276 results

  • ecobee EB-RSHM2PK-01 SmartSensor Remote Thermostat Sensor, 2-Pack

    ecobee EB-RSHM2PK-01 SmartSensor Remote Thermostat Sensor, 2

    $97.00

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  • GRI 4561 Mercury Tilt Sensor Switch

    GRI 4561 Mercury Tilt Sensor Switch

    $24.96

    Only 6 left in stock

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  • DSC PG9945 PowerG Wireless Door and Window Contact

    DSC PG9945 PowerG Wireless Door and Window Contact with Auxi

    $53.62

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  • DSC PG9307 PowerG Recessed Wireless Door and Window Contact

    DSC PG9307 PowerG Recessed Wireless Door and Window Contact

    $76.86

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  • DSC PG9945 PowerG Wireless Door and Window Contact

    DSC PG9945 PowerG Wireless Door and Window Contact with Auxi

    $50.23

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  • DSC PG9312 PowerG Outdoor Wireless Door and Window Contact

    DSC PG9312 PowerG Outdoor Wireless Door and Window Contact w

    $95.63

    Only 4 left in stock

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  • SC PG9309 PowerG Commerical Wireless Door and Window Contact

    DSC PG9309 PowerG Commerical Wireless Door and Window Contac

    $59.14

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  • DSC WS4945-4955MAG Wireless Door/Window Contact, 433MHz

    DSC WS4945NA/EU Hardware Package

    $14.50

    Only 9 left in stock

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  • GRI 6644 Magnetic Contact Resistor Pack

    GRI 6644 Magnetic Contact Resistor 10 Pack, 2-1K, 1/8W

    $54.00

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  • GRI CB-875-BL 7/8" Wire Run Plug, Black 100 Pack

    GRI CB-875-BL 7/8″ Wire Run Plug, Black 100 Pack

    $56.03

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  • GRI 20RS-T-W 20RS-T Series 3/8" Short Press Fit Recessed

    GRI 20RS-T-W 3/8″ Short Press Fit Recessed Switch Set

    $80.19

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  • GRI N20RS-T N Series Switch Set, MM-400 Rare Earth Magnet Paired with S20RS-T-W Press to Fit Contact, White (Min Order Qty of 10)

    GRI N20RS-T Switch Set MM-400 Magnet with S20RS-T-W Contact

    $95.04

    Only 10 left in stock

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  • GRI MM-600 Rare Earth Might Magnet

    GRI MM-600 Rare Earth Might Magnet, 5/8″ Diameter x 1/

    $42.53

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  • GRI 29A 29 Series Surface Mount Magnetic Reed Switch Set

    GRI 29A Surface Mount Magnetic Reed Switch Set, White

    $15.32

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  • The GRI 180 Series is the industry standard 3/4" diameter recessed steel door switch set with 12" leads. The 184 Series is a 1" diameter switch set. The innovative GRI 8080-T Series is a 3/4" diameter recessed switch set designed for residential, commercial and industrial steel doors and frames. The shorter length and the introduction of PC board type terminals makes the installation of the set quick and simple with no soldering, B connectors or tape to catch during installation or removal, reducing the cost of installation and creating greater profitability. Main Features Lifetime Warranty Colors: White, Brown, Grey or Black UL and ULC Approved 180-12 & 184-12 UL 10C Fire Rated Available in Closed Loop, Open Loop and SPDT 3/4" and 1" Diameter Mounting Standard 12" Leads or Terminals Self-Locking Solid, One Piece Design 7/8" Diameter also Available - Call Factory Switches or Magnets are Available Separately Standard 1/2"+ Gap on Steel Wide Gap 1"+ Gap on Steel Supervisory Loops Available

    GRI 8080-T-W 3/4″ Steel Door Recessed Switch Set, Stan

    $16.59

    Only 5 left in stock

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  • GRI DS-01T-W Short Roller Ball Plunger Switch, Terminal Block, Closed Loop, with 360 ° of Ball Access and Screw Down Flange, White

    GRI DS-01T-W Short Roller Ball Plunger Switch

    $20.51

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