Shop Magnetic Contact Switch Sensor

Sponsored
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$16.99
$17.99
Uxcell Rolling Door Contact Magnetic Reed Switch Alarm With 3 Wires For N.O./N.C. Applications OC-55
Amazon.com
44
$16.99
$17.99
Uxcell Rolling Door Contact Magnetic Reed Switch Alarm With 3 Wires For N.O./N.C. Applications OC-55
Amazon.com
44
$19.99
Tokatuker NC NO Magnetic Switch Wired Recessed Door Sensor Hidden Window Contact Reed Switch For Alarm System Access Control Replace
Amazon.com
45
$19.99
Tokatuker NC NO Magnetic Switch Wired Recessed Door Sensor Hidden Window Contact Reed Switch For Alarm System Access Control Replace
Amazon.com
45
$71.25
2507A-L: Edwards Signaling | Non-Contact Magnetic Switches
Galco Industrial Electronics
$71.25
2507A-L: Edwards Signaling | Non-Contact Magnetic Switches
Galco Industrial Electronics
$16.99
GAGALOR NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor For Roller Shutter With Adjustable Bracket
Amazon.com
21
$16.99
GAGALOR NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor For Roller Shutter With Adjustable Bracket
Amazon.com
21
$12.99
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC With Adjustable Bracket
Amazon.com
114
$12.99
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC With Adjustable Bracket
Amazon.com
114
$9.99
Magnetic Contact: Surface Mount Adhesive, 2 in Lg, 3/8 in Dp, 5/16 in Ht Model: 2EXT8
Grainger
$9.99
Magnetic Contact: Surface Mount Adhesive, 2 in Lg, 3/8 in Dp, 5/16 in Ht Model: 2EXT8
Grainger
$60.35
Magnetic Contact: Surface Mount, 2 in Lg, 11/16 in Dp, 3/8 in Ht Model: 2EXU6
Grainger
$60.35
Magnetic Contact: Surface Mount, 2 in Lg, 11/16 in Dp, 3/8 in Ht Model: 2EXU6
Grainger
$15.69
Bnafes 4Sets MC-31B Magnetic Reed Switch Wired Surface Mount Normally Open Closed NC NO Door Contact Sensor Alarm Magnetic Door Switch White
Amazon.com
18
$15.69
Bnafes 4Sets MC-31B Magnetic Reed Switch Wired Surface Mount Normally Open Closed NC NO Door Contact Sensor Alarm Magnetic Door Switch White
Amazon.com
18
$42.78
Magnetic Contact: Surface Mount, 2 in Lg, 11/16 in Dp, 3/8 in Ht Model: 2EXU5
Grainger
$42.78
Magnetic Contact: Surface Mount, 2 in Lg, 11/16 in Dp, 3/8 in Ht Model: 2EXU5
Grainger
$8.39
Dairzitv MC-31 Surface Mount Wired NC Door Contact Sensor Alarm Magnetic Reed Switch White 5 Pair
Amazon.com
3
$8.39
Dairzitv MC-31 Surface Mount Wired NC Door Contact Sensor Alarm Magnetic Reed Switch White 5 Pair
Amazon.com
3
$125.26
Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
DkHardware.com
10% Off*
$125.26
Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
DkHardware.com
10% Off*
$14.84
Magnetic Contact: Surface Mount, 1 1/8 in Lg, 1/2 in Dp, 5/16 in Ht Model: 2EXU2
Grainger
$14.84
Magnetic Contact: Surface Mount, 1 1/8 in Lg, 1/2 in Dp, 5/16 in Ht Model: 2EXU2
Grainger
$74.12
2204AU-L: Edwards Signaling | Non-Contact Magnetic Switches
Galco Industrial Electronics
$74.12
2204AU-L: Edwards Signaling | Non-Contact Magnetic Switches
Galco Industrial Electronics
$7.00
Honeywell 7939WG-WH Magnetic Contact, White
JMAC
358
$7.00
Honeywell 7939WG-WH Magnetic Contact, White
JMAC
358
$13.66
Magnetic Contact: Surface Mount, 1 in Lg, 1/4 in Dp, 1/4 in Ht Model: 2EXU1
Grainger
$13.66
Magnetic Contact: Surface Mount, 1 in Lg, 1/4 in Dp, 1/4 in Ht Model: 2EXU1
Grainger
$7.89
Bnafes Recessed Security Alarm Contacts Door Window Sensor Magnetic Reed Switch White 4Pcs
Amazon.com
50
$7.89
Bnafes Recessed Security Alarm Contacts Door Window Sensor Magnetic Reed Switch White 4Pcs
Amazon.com
50
$10.32
Magnetic Contact: Surface Mount, 2 in Lg, 9/16 in Dp, 1/2 in Ht Model: 2EXT7
Grainger
$10.32
Magnetic Contact: Surface Mount, 2 in Lg, 9/16 in Dp, 1/2 in Ht Model: 2EXT7
Grainger
$27.05
Magnetic Contact: Surface Mount, 4 in Lg, 9/16 in Dp, 9/16 in Ht Model: 2EXU4
Grainger
$27.05
Magnetic Contact: Surface Mount, 4 in Lg, 9/16 in Dp, 9/16 in Ht Model: 2EXU4
Grainger
$14.65
Magnetic Contact: Surface Mount, 1 5/16 in Lg, 1/2 in Dp, 3/8 in Ht Model: 2EXU3
Grainger
$14.65
Magnetic Contact: Surface Mount, 1 5/16 in Lg, 1/2 in Dp, 3/8 in Ht Model: 2EXU3
Grainger
$5.52
Honeywell Ademco 944T-WH 3/8" Magnetic Contact W/ Screw Terminals, White
JMAC
127
$5.52
Honeywell Ademco 944T-WH 3/8" Magnetic Contact W/ Screw Terminals, White
JMAC
127
$12.99
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Brown - (10 Sets)
Amazon.com
$12.99
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Brown - (10 Sets)
Amazon.com
$183.00
SMSA2P30CG CARLO GAVAZZI - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$183.00
SMSA2P30CG CARLO GAVAZZI - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$25.70
Magnetic Contact: Surface Mount, 4 in Lg, 9/16 in Dp, 9/16 in Ht Model: 2EXT9
Grainger
$25.70
Magnetic Contact: Surface Mount, 4 in Lg, 9/16 in Dp, 9/16 in Ht Model: 2EXT9
Grainger
$275.21
Schmersal BNS260-11/01Z-ST-L | SAFETY SENSOR, CODED MAGNET, 1)NO/1)NC CONTACTS, NC SIGNALING CONTACT, LH DOOR | Magnetic And Reed Switches | 101184380
RS
$275.21
Schmersal BNS260-11/01Z-ST-L | SAFETY SENSOR, CODED MAGNET, 1)NO/1)NC CONTACTS, NC SIGNALING CONTACT, LH DOOR | Magnetic And Reed Switches | 101184380
RS
$680.00
MC88CH1O1CLM5L CARLO GAVAZZI - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$680.00
MC88CH1O1CLM5L CARLO GAVAZZI - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$11.93
George Risk Industries 3/4" Diameter Recessed Magnetic Contact Switch Set With Oval Channel Insert 1/2" Plus Gap Closed Loop (N/O) Screw 8080-TOC-BL
DkHardware.com
10% Off*
$11.93
George Risk Industries 3/4" Diameter Recessed Magnetic Contact Switch Set With Oval Channel Insert 1/2" Plus Gap Closed Loop (N/O) Screw 8080-TOC-BL
DkHardware.com
10% Off*
$258.00
101MG2L1 HONEYWELL - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$258.00
101MG2L1 HONEYWELL - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$32.99
Boltic 687MDCSWITCH Magnetic Door Contact Switch
WebstaurantStore
$32.99
Boltic 687MDCSWITCH Magnetic Door Contact Switch
WebstaurantStore
$79.46
Security Door Controls DPS Monitoring Recessed Magnetic Contact DPDT Double Pole Double Throw MC-4-2
DkHardware.com
10% Off*
$79.46
Security Door Controls DPS Monitoring Recessed Magnetic Contact DPDT Double Pole Double Throw MC-4-2
DkHardware.com
10% Off*
$145.00
mc36cm CARLO GAVAZZI - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$145.00
mc36cm CARLO GAVAZZI - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$143.00
SGA8072 TELEMECANIQUE SENSORS - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$143.00
SGA8072 TELEMECANIQUE SENSORS - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$8.34
Uxcell Door Window NO/NC Recessed Security Contact Sensor Alarm Magnetic Reed Switch | Harfington
harfington
30-day returns (most items)
$8.34
Uxcell Door Window NO/NC Recessed Security Contact Sensor Alarm Magnetic Reed Switch | Harfington
harfington
30-day returns
$8.34
Uxcell Wired Door Contact Sensor NO NC Surface Mount Magnetic Reed Switch Black | Harfington
harfington
30-day returns (most items)
$8.34
Uxcell Wired Door Contact Sensor NO NC Surface Mount Magnetic Reed Switch Black | Harfington
harfington
30-day returns
$6.93
Uxcell Wired Door Contact Sensor NO Surface Mount Magnetic Reed Switch Black | Harfington
harfington
30-day returns (most items)
$6.93
Uxcell Wired Door Contact Sensor NO Surface Mount Magnetic Reed Switch Black | Harfington
harfington
30-day returns
$230.17
Schmersal BNS260-11/01Z-R | SAFETY SENSOR, CODED MAGNET, 1)NO/1)NC CONTACTS, NC SIGNALING CONTACT, RH DOOR | Magnetic And Reed Switches | 101184372
RS
$230.17
Schmersal BNS260-11/01Z-R | SAFETY SENSOR, CODED MAGNET, 1)NO/1)NC CONTACTS, NC SIGNALING CONTACT, RH DOOR | Magnetic And Reed Switches | 101184372
RS
$3,271.00
CR306E00200AAAAA GENERAL ELECTRIC - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
$3,271.00
CR306E00200AAAAA GENERAL ELECTRIC - Sensors & Switches & Reed/Hall-Effect/Magnetic Switch Supplies
Radwell.com
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    Shop Magnetic Contact Switch Sensor

    Sponsored
    About our ads
    $16.99
    $17.99
    Uxcell Rolling Door Contact Magnetic Reed Switch Alarm With 3 Wires For N.O./N.C. Applications OC-55
    Amazon.com
    44
    $16.99
    $17.99
    Uxcell Rolling Door Contact Magnetic Reed Switch Alarm With 3 Wires For N.O./N.C. Applications OC-55
    Amazon.com
    44
    $19.99
    Tokatuker NC NO Magnetic Switch Wired Recessed Door Sensor Hidden Window Contact Reed Switch For Alarm System Access Control Replace
    Amazon.com
    45
    $19.99
    Tokatuker NC NO Magnetic Switch Wired Recessed Door Sensor Hidden Window Contact Reed Switch For Alarm System Access Control Replace
    Amazon.com
    45
    $71.25
    2507A-L: Edwards Signaling | Non-Contact Magnetic Switches
    Galco Industrial Electronics
    $71.25
    2507A-L: Edwards Signaling | Non-Contact Magnetic Switches
    Galco Industrial Electronics
    $16.99
    GAGALOR NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor For Roller Shutter With Adjustable Bracket
    Amazon.com
    21
    $16.99
    GAGALOR NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor For Roller Shutter With Adjustable Bracket
    Amazon.com
    21
    $12.99
    Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC With Adjustable Bracket
    Amazon.com
    114
    $12.99
    Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC With Adjustable Bracket
    Amazon.com
    114
    $9.99
    Magnetic Contact: Surface Mount Adhesive, 2 in Lg, 3/8 in Dp, 5/16 in Ht Model: 2EXT8
    Grainger
    $9.99
    Magnetic Contact: Surface Mount Adhesive, 2 in Lg, 3/8 in Dp, 5/16 in Ht Model: 2EXT8
    Grainger
    $60.35
    Magnetic Contact: Surface Mount, 2 in Lg, 11/16 in Dp, 3/8 in Ht Model: 2EXU6
    Grainger
    $60.35
    Magnetic Contact: Surface Mount, 2 in Lg, 11/16 in Dp, 3/8 in Ht Model: 2EXU6
    Grainger
    $15.69
    Bnafes 4Sets MC-31B Magnetic Reed Switch Wired Surface Mount Normally Open Closed NC NO Door Contact Sensor Alarm Magnetic Door Switch White
    Amazon.com
    18
    $15.69
    Bnafes 4Sets MC-31B Magnetic Reed Switch Wired Surface Mount Normally Open Closed NC NO Door Contact Sensor Alarm Magnetic Door Switch White
    Amazon.com
    18
    $42.78
    Magnetic Contact: Surface Mount, 2 in Lg, 11/16 in Dp, 3/8 in Ht Model: 2EXU5
    Grainger
    $42.78
    Magnetic Contact: Surface Mount, 2 in Lg, 11/16 in Dp, 3/8 in Ht Model: 2EXU5
    Grainger
    $8.39
    Dairzitv MC-31 Surface Mount Wired NC Door Contact Sensor Alarm Magnetic Reed Switch White 5 Pair
    Amazon.com
    3
    $8.39
    Dairzitv MC-31 Surface Mount Wired NC Door Contact Sensor Alarm Magnetic Reed Switch White 5 Pair
    Amazon.com
    3
    $125.26
    Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
    DkHardware.com
    10% Off*
    $125.26
    Security Door Controls Door Position Sensor (DPS) Concealed Magnetic Contact DPDT Double Pole Double Throw MC-4M-2-U
    DkHardware.com
    10% Off*
    $14.84
    Magnetic Contact: Surface Mount, 1 1/8 in Lg, 1/2 in Dp, 5/16 in Ht Model: 2EXU2
    Grainger
    $14.84
    Magnetic Contact: Surface Mount, 1 1/8 in Lg, 1/2 in Dp, 5/16 in Ht Model: 2EXU2
    Grainger
    $74.12
    2204AU-L: Edwards Signaling | Non-Contact Magnetic Switches
    Galco Industrial Electronics
    $74.12
    2204AU-L: Edwards Signaling | Non-Contact Magnetic Switches
    Galco Industrial Electronics
    $7.00
    Honeywell 7939WG-WH Magnetic Contact, White
    JMAC
    358
    $7.00
    Honeywell 7939WG-WH Magnetic Contact, White
    JMAC
    358
    $13.66
    Magnetic Contact: Surface Mount, 1 in Lg, 1/4 in Dp, 1/4 in Ht Model: 2EXU1
    Grainger
    $13.66
    Magnetic Contact: Surface Mount, 1 in Lg, 1/4 in Dp, 1/4 in Ht Model: 2EXU1
    Grainger
    $7.89
    Bnafes Recessed Security Alarm Contacts Door Window Sensor Magnetic Reed Switch White 4Pcs
    Amazon.com
    50
    $7.89
    Bnafes Recessed Security Alarm Contacts Door Window Sensor Magnetic Reed Switch White 4Pcs
    Amazon.com
    50
    $10.32
    Magnetic Contact: Surface Mount, 2 in Lg, 9/16 in Dp, 1/2 in Ht Model: 2EXT7
    Grainger
    $10.32
    Magnetic Contact: Surface Mount, 2 in Lg, 9/16 in Dp, 1/2 in Ht Model: 2EXT7
    Grainger
    $27.05
    Magnetic Contact: Surface Mount, 4 in Lg, 9/16 in Dp, 9/16 in Ht Model: 2EXU4
    Grainger
    $27.05
    Magnetic Contact: Surface Mount, 4 in Lg, 9/16 in Dp, 9/16 in Ht Model: 2EXU4
    Grainger