2pcs NO/NC Wired Door Window Contact Magnetic Reed Switch Home Alarm System

2pcs NO/NC Wired Door Window Contact Magnetic Reed Switch Home Alarm System

Description:Switch Type: NC(normal close type), the circuit is closed normally, and, that if a magnet comes near it, the circuit opens.Switch Type: NO(normal open type), the circuit is open normally, and, that if a magnet comes near it, the circuit... more

$32.99 $16.35

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Magnetic Switch

Magnetic Switch

Help deter theft with this magnetic switch that is compatible with most vehicles with a sliding window. This switch contains normally closed and normally open contacts for customized use. more

$7.49

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Magnetic Switch

Magnetic Switch

Help deter theft with this magnetic switch that is compatible with most vehicles with a sliding window. This switch contains normally closed and normally open contacts for customized use. more

$5.90

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Seco-Larm Enforcer Overhead Door Magnetic Contact, Open/Closed Loop (SM-226L-3Q), Silver

Seco-Larm Enforcer Overhead Door Magnetic Contact, Open/Closed Loop (SM-226L-3Q), Silver

The Seco-Larm Enforcer Overhead Door-Mount Magnetic Contact, NO/NC is a contact switch designed for large doors and gates where regular contacts may be difficult to mount. The contact's large gap allows use with even the largest doors, such as garage... more

$21.95

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Directed ELC 8601 Magnetic Switch, As Shown

Directed ELC 8601 Magnetic Switch, As Shown

Features One of the only switches with both normally closed contacts Great for pick-ups with sliding rear window Normally Open Normally Closed Effective for Theft Deterrence Color: As Shown. more

$17.25

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Directed Electronics DEI8601B Magnetic Switch

Directed Electronics DEI8601B Magnetic Switch

One of the only switches with both normally closed contacts.Great for pick-ups with sliding rear window.Normally Open.Normally Closed.Effective for Theft Deterrence. more

$17.38

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Magnetic Switch

Magnetic Switch

Help deter theft with this magnetic switch that is compatible with most vehicles with a sliding window. This switch contains normally closed and normally open contacts for customized use. more

$6.77

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Linear WADWAZ-1 Z-Wave Door/Window Sensor, White

Linear WADWAZ-1 Z-Wave Door/Window Sensor, White

Wireless Z-Wave door or window sensor, internal magnetic switch contact and magnet, external normally closed contact input, tamper switch, powered by CD123A lithium battery. more

$30.50

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uxcell 5pcs Recessed NO Security Alarm Door Window Contact Sensor Magnetic Reed Switch

uxcell 5pcs Recessed NO Security Alarm Door Window Contact Sensor Magnetic Reed Switch

Switch Type: NC(normal close type), the circuit is close normally, and, that if a magnet comes near it, the circuit closed. The reed switch is an electrical switch operated by an applied magnetic field. Designed for use with alarm systems. Great for... more

$10.58

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Seco-Larm 82-13880 Recessed Alarm Switch Brown Stubby Switch And Magnet 2 Pack

Seco-Larm 82-13880 Recessed Alarm Switch Brown Stubby Switch And Magnet 2 Pack

Descriptions Friendly Tip: The price is for Single Item. The item sold Separately. Seco-Larm 82-13880 Recessed Alarm Switch Brown Stubby Switch And MagnetNormally closed magnetic contacts with a short 3/4" switch. Press-fit switch/magnet case with ribs... more

$23.85

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Seco-Larm 82-13881 Recessed Alarm Switch White Stubby Switch And Magnet 2 Pack

Seco-Larm 82-13881 Recessed Alarm Switch White Stubby Switch And Magnet 2 Pack

Descriptions Friendly Tip: The price is for Single Item. The item sold Separately. Seco-Larm 82-13881 Recessed Alarm Switch White Stubby Switch And MagnetNormally closed magnetic contacts with a short 3/4" switch. Press-fit switch/magnet case with ribs... more

$23.85

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Seco-Larm 82-13883 Recessed Alarm Switch White Stubby Switch And Magnet 2 Pack

Seco-Larm 82-13883 Recessed Alarm Switch White Stubby Switch And Magnet 2 Pack

Descriptions Friendly Tip: The price is for Single Item. The item sold Separately. Seco-Larm 82-13883 Recessed Alarm Switch White Stubby Switch And MagnetNormally closed magnetic contacts with a short 3/4" switch. Press-fit switch/magnet case with ribs... more

$23.85

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Seco-Larm SM-216Q/GY Alarm Switch Screw Terminals 2-3/4" Gap - Gray

Seco-Larm SM-216Q/GY Alarm Switch Screw Terminals 2-3/4" Gap - Gray

The SECO-LARM Wide Gap Magnetic Contact is a 2 3/4 inch magnet for normally-closed circuits. Perfect for loose-fitting door and windows, steel doors and other applications where wide gaps are found. N.O. wide-gap contact for N.C. circuits For... more

$24.53

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Seco-Larm 82-13866 Alarm Switch Screw Terminals 3/4 Inch Gap-White 2 Pack

Seco-Larm 82-13866 Alarm Switch Screw Terminals 3/4 Inch Gap-White 2 Pack

Descriptions Brand New Seco-Larm 82-13866 Alarm Switch Screw Terminals 3/4 Inch Gap-White The most basic sensors of any alarm system is a door and window Surface Mount Magnetic Contact Switch. This type of contact switch is for normally closed... more

$23.42

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ALEKO BS-MC105R 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC105R 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC105R 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Recessed Mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact Capacity:... more

$6.48

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ALEKO 5BS-MC18S 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 5BS-MC18S 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 5BS-MC18S 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.)... more

$11.10

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DIRECTED INSTALLATION ESSENTIALS 8601 NO/NC Magnetic Switch

DIRECTED INSTALLATION ESSENTIALS 8601 NO/NC Magnetic Switch

The Installation Tech 8601 Magnetic Switch is one of the only switches with both normally open and normally closed contacts. more

$26.75 $7.21

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10/pk Brown 3/8" Recessed Wired Security Alarm Door Window Switch Contact Magnet

10/pk Brown 3/8" Recessed Wired Security Alarm Door Window Switch Contact Magnet

3/8" Door Contacts with Magnet Works for all alarm systems that have hardwired zones 3/4" gap closed loop magnetic contact that features a terminal block style connection for accepting wire Have 18" Wire Leads Press fit design makes installation easy... more

$14.95

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Seco-Larm Enforcer Overhead Door-Mount Magnetic Contact, Closed Loop (SM-226RQ)

Seco-Larm Enforcer Overhead Door-Mount Magnetic Contact, Closed Loop (SM-226RQ)

The Seco-Larm Enforcer Overhead Door-Mount Magnetic Contact, Closed Loop is a contact switch designed for large doors and gates where regular contacts may be difficult to mount. The contact s large gap allows use with even the largest doors, such as... more

$17.24

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DIRECTED ELC 8600 Micro Magnetic Switch

DIRECTED ELC 8600 Micro Magnetic Switch

Features Adhesive pre-applied compact magnetic switch Includes leads Pre-applied adhesive compact magnetic switch Normally closed with contacts are apart Includes leads- SKU: KSAO42592 more

$11.69

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5 x Door Window Normal Closed Contact Security Alarm Magnetic Reed Switch Sets

5 x Door Window Normal Closed Contact Security Alarm Magnetic Reed Switch Sets

Switch Type: NC(normal closed type), the circuit is closed normally, and, that if a magnet not near it, the circuit open. The Reed Switch is an electrical switch operated by an applied magnetic field. There are two types of reed switches: normally open... more

$27.99 $13.99

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ALEKO BS-MC27ST 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC27ST 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC27ST 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$6.16

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ALEKO 5BS-MC03R-L 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 5BS-MC03R-L 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 5BS-MC03R-L 5 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Recessed Mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$8.98

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ALEKO 5BS-MC03R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC03R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC03R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Recessed Mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$8.23

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ALEKO 5BS-MC105R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC105R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC105R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Recessed Mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$10.52

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ALEKO BS-MC10R 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC10R 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC10R 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Recessed mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact Capacity:... more

$6.16

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ALEKO 5BS-MC10R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC10R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC10R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Recessed mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$11.10

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ALEKO 10BS-MC10R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC10R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC10R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Recessed mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$21.11

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ALEKO 10BS-MC105R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC105R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC105R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Recessed Mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$13.19

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ALEKO 10BS-MC03R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC03R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC03R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Recessed Mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$16.04

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ALEKO BS-MC12S 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC12S 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC12S 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws or Twin Adhesive Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it... more

$6.16

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ALEKO BS-MC12S-M 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC12S-M 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC12S-M 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws or Twin Adhesive Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed,... more

$6.16

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ALEKO 5BS-MC27ST 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC27ST 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC27ST 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Surface Mount with Screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.)... more

$8.98

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ALEKO BS-MC08R 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC08R 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO BS-MC08R 1 Set Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Recessed mount with screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$5.48

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ALEKO 10BS-MC08R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC08R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC08R 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Recessed mount with screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is... more

$28.38

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ALEKO 10BS-MC03R-L 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC03R-L 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications

ALEKO 10BS-MC03R-L 10 Sets of Magnetic Contact Reed Switches Security Alarm Contacts For Doors Windows and Other Applications:Mount Type: Recessed Mount Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.) Contact... more

$14.80

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ALEKO 5BS-MC08R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC08R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications

ALEKO 5BS-MC08R 5 Sets of Magnetic Contact Reed Switch Security Alarm Contact For Doors Windows and Other Applications:Mount Type: Recessed mount with screws Contact Type: N.O. (when the door is open, it is N.C.; when the door is closed, it is N.O.)... more

$14.99

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Seco-Larm Enforcer Overhead Door Magnetic Contact, Open/Closed Loop (SM-226L-3Q)

Seco-Larm Enforcer Overhead Door Magnetic Contact, Open/Closed Loop (SM-226L-3Q)

The Seco-Larm Enforcer Overhead Door-Mount Magnetic Contact, NO/NC is a contact switch designed for large doors and gates where regular contacts may be difficult to mount. The contact’s large gap allows use with even the largest doors, such as garage... more

$21.95

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USP Mini Overhead Door Magnetic Contact, Angled, Closed Loop (SP3000)

USP Mini Overhead Door Magnetic Contact, Angled, Closed Loop (SP3000)

As part of the SP series, the USP Mini Overhead Door Contact, Angled Magnet (2¼" Gap, NC) offers exceptional strength. The stainless steel, closed circuit (CC) contact is housed in cast metal and features an armored cable. Each switch is also welded... more

$18.95

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Door Window Recessed Security Alarm Contacts Magnetic Reed Switch 3 Pcs

Door Window Recessed Security Alarm Contacts Magnetic Reed Switch 3 Pcs

Description: Switch Type: NO(normal open type), the circuit is open normally, and, that if a magnet comes near it, the circuit closed. The reed switch is an electrical switch operated by an applied magnetic field.Designed for use with alarm systems.... more

$21.99 $10.52

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