Skip to content
#1 Source in low voltage wire and cable. Call us today to learn more about special offers.
#1 Source in low voltage wire and cable. Call us today to learn more about special offers.

Filter

Brands

Sensor Type

Standards

Price

Color

Collection

clear

Magnetic Sensors

Magnetic Sensors

The Magnetic Sensor is a device that detects changes in magnetic flux density. Such change in magnetic properties is utilized in security devices such as reed switches. We offer a wide selection of mighty earth magnets and recessed magnetic switches to help you secure your perimeter.

  • Miniature Floor Mount Cast Aluminum Overhead Door Switch Set Magnetic Contact, 2 1/2" Gap
    from $20.86

    Miniature Overhead Door Magnetic Floor Mount Switch Set, 2 1/2in Gap

    4532B
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Miniature Overhead Door Floor Mount M...

    View full details
    from $20.86
  • Water Sensor With Relay Contact - 2500/2600 Series
    from $27.06

    Water Sensor With Relay Contact - 2500/2600 Series

    2600
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Water Sensor With Relay Contact Undete...

    View full details
    from $27.06
  • Reed Switch Set, Open Loop, 3/4"
    from $76.00

    Reed Switch Set, Open Loop, 3/4" Steel Door Recessed Magnetic Switch w/ Cable Leads - 10 Pack

    185-12-W
    GRI

    These items are Build to Order and Non-Returnable Descriptions Reed Switch Set, Open Loop, Steel Door Recessed 3/4" Magnetic Switch w/ Cable Le...

    View full details
    from $76.00
  • Reed Switch Set, 3/8"
    from $40.00

    3/8in Recessed Switch Set - 2020-12/2020-T Series - 10 Pack

    2020-12-W
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description 3/8” Recessed Switch Set - 10 Pack Our...

    View full details
    from $40.00
  • Door Channel Magnets - 10 Pack
    $49.20

    Door Channel Magnets - 10 Pack

    MC-180
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Door Channel Magnets - 10 Pack (White...

    View full details
    $49.20
  • Push Button/Plunger Switch - PB-100/PBF-100 Series - 10 Pack
    from $63.80

    Push Button/Plunger Switch - PB-100/PBF-100 Series - 10 Pack

    PBF-100-W
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Push Button/Plunger Switch - 10 Pack T...

    View full details
    from $63.80
  • Roller Ball Actuated Plunger Switch, Closed Loop, Flanged, Short, w/ Leads
    from $65.80

    Roller Ball Actuated Plunger Switch, Closed Loop, Flanged, Short, w/ Leads - 10 Pack

    DS-01-W
    GRI

    Description Roller Ball Actuated Plunger Switch, Closed Loop, Flanged, Short, w/ Leads - 10 Pack (White) The new Short Roller Ball Switch is a un...

    View full details
    from $65.80
  • Miniature 1/4” Recessed Switch Set - 50R Series - 10 Pack
    from $40.60

    Miniature 1/4in Recessed Switch Set - 50R Series - 10 Pack

    50RF-12-W
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Miniature 1/4” Recessed Switch Set -...

    View full details
    from $40.60
  • Miniature 3/8" Recessed Switch Set -10 Pack
    from $51.00

    Miniature 3/8" Recessed Switch Set -10 Pack

    20RS-12-AL
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Miniature 3/8" Recessed Switch -10 P...

    View full details
    from $51.00
  • Magnasphere Surface Mount Switch Set - MS28/MS29 and MS29P Series - 10 PACK
    from $245.00

    Magnasphere Surface Mount Switch Set - MS28/MS29 and MS29P Series - 10 PACK

    MS28A-G
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Magnasphere Surface Mount Switch Set M...

    View full details
    from $245.00
  • Press Fit Reed Switch 3/8"
    from $47.00

    Recessed 3/8in Ribbed Switch Set - 2120 Series - 10 Pack

    2120-12
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Recessed 3/8” Ribbed Switch Set The 21...

    View full details
    from $47.00
  • Rare Earth Magnet Switch Sets
    from $94.80

    Rare Earth Magnet Switch Sets, N Series, Miniature "Shortie" Recessed 3/8in with 12in Leads - Open Loop - 10 Pack

    N30RS-12-W
    GRI

    Description Rare Earth Magnet Switch Sets, N Series, Miniature "Shortie" Recessed 3/8" w/ 12" Leads - Open Loop - 10 Pack (White) Our Mighty Mag c...

    View full details
    from $94.80
  • Super Miniature 1/4" Recessed Switch
    from $40.80

    Switch (Only), Super Miniature 1/4" Recessed w/ 12" Leads - 10 Pack

    S50RS-12
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Switch (Only), Super Miniature 1/4" ...

    View full details
    from $40.80
  • Current Controller with Recessed Switch - Automatic AC Voltage Switching System, UL Listed
    $72.62

    Current Controller with Recessed Switch - Automatic AC Voltage Switching System, UL Listed

    CC-01-3030-T
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable   Description Current Controller/Automatic AC Vol...

    View full details
    $72.62
  • 120T/4473 Series 3/4" Switch 3/8" Magnet Recessed Switch Sets
    $49.00

    Magnet Recessed Switch Set - 3/4in Switch And 3/8in Magnet - 10 Pack

    4473-G
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Magnet Recessed Switch Set - 3/4" Swit...

    View full details
    $49.00
  • Miniature Flanged Surface Mount Switch Set - 1" Gap - 200V/140V
    from $49.20

    Miniature Surface Mounted Switch Sets With Flanges - 100 Series - 10 Pack

    100-12-AL
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Miniature Surface Mounted Switch Sets ...

    View full details
    from $49.20
  • Miniature Surface Mounted Switch Sets Without Flanges - 110 Series - 10 Pack
    from $49.20

    Miniature Surface Mounted Switch Sets Without Flanges - 110 Series - 10 Pack

    110-12-AL
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Miniature Surface Mounted Switch Sets ...

    View full details
    from $49.20
  • 3/8" One Inch Gap Recessed Switch Set - 100 Pack
    $328.00

    3/8" One Inch Gap Recessed Switch Set - 100 Pack

    5065
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description 3/8" One Inch Gap Recessed Switch Set ...

    View full details
    $328.00
  • Industrial Tamper Proof Surface Mount Switch
    from $254.20

    Industrial Surface Mount DPDT Switch Set 413 Series - 10 Pack

    413P-G
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Industrial Surface Mount DPDT Switch ...

    View full details
    from $254.20
  • Industrial Tamper Proof Surface Mount Switch
    from $135.20

    Industrial Surface Mount Open Loop Switch Set 401/411 Series - 10 Pack

    411P-G
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Industrial Surface Mount SPDT Switch ...

    View full details
    from $135.20
  • Industrial Tamper Proof Surface Mount Switch
    from $163.20

    Industrial Surface Mount SPDT Switch Set 402/412 Series - 10 Pack

    412P-G
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Industrial Surface Mount SPDT Switch ...

    View full details
    from $163.20
  • LED Cabinet LIght
    $69.00

    LED Cabinet LIght

    NPNB-RALED01
    Primus Cable

    Description LED Cabinet Light The LED Cabinet Light is a motion activated high power LED light designed to offer exceptional cabinet visibility ...

    View full details
    $69.00
  • High Security Surface Mount Magnetic Switches
    from $262.58

    High Security Surface Mount Magnetic Switches

    GR2707-A
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description High Security Mount Magnetic Switches T...

    View full details
    from $262.58
  • Reed Switch Set, Miniature 1/4" Recessed w/ Cable Leads - 10 Pack
    from $65.20

    Reed Switch Set, Miniature 1/4" Recessed w/ Cable Leads - 10 Pack

    60RS-12
    GRI

    These products are all Made to Order Which means they are non-cancelable and non-refundable Description Reed Switch Set, Miniature 1/4" Rece...

    View full details
    from $65.20