MCM Electronics

Nc Contact

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    Nc Contact

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    82-20110 - Round Overhead Door Contact

    Round Overhead Door Contact Magnet is enclosed in an epoxy compound inside a round-backed aluminum housing which mounts directly to the garage door. The special shape discourages using the housing as a foothold when closing the door and offers no projecting edges to catch when the door is raised.

    Mfr Name: Seco-larm

    Mfr Number: SM-226R-3Q

    See all Magnetic Contacts in Wired Alarms

    In Stock

    $18.99

    Buy Now

    83-16586 - Reed Switch Nugget

    The Fayalabs Nugget is designed to be played with Lego® bricks. With Faya-nugget, you can put your Arduino project into your Lego® project, or make your Lego creation come alive with senses, interactions and movements. Creations can sing, glow or respond to touch. The only boundary is your…

    Mfr Name: Faya Lab

    Mfr Number: 801-NU015

    See all Shields and Modules in Arduino

    Limited Stock

    $8.03

    (Reg: $12.99)
    Buy Now

    28-16898 - PIC-PLC Interface Module

    A PIC interface module for controlling electronics through a PIC or PICAXE Chip, including buffered inputs and outputs, and on-board LED and buzzer, and a Relay output.

    Mfr Name: Velleman SA

    Mfr Number: VM142

    See all Picaxe in Components

    Limited Stock

    $36.67

    (Reg: $47.99)
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    28-22974 - Sequential Control up to 256 Pre Assembled Module Board

    …time, (all relays share a time) and cycle to the next relay after a user-defined pause. The unit can also be set for manual control where two contacts will allow you to cycle "Forward" or "Backward" through the relays. * Four Relay expansion available Here * Eight Relay expansion available Here

    Mfr Name: Cebek

    Mfr Number: I-57

    See all Relay Modules in Components

    Limited Stock

    $66.62

    (MSRP $134.95)
    Buy Now

    82-12726 - Single-gang Request-to-Exit Sensor with Illiminated Button and Timer

    Push-to-exit button features Built-in timer (1~60 sec.), stainless-steel, single-gang faceplate and a large (2" square), illuminated, momentary push button.

    Mfr Name: Distributed By MCM

    Mfr Number: SD-7202GC-PT

    See all Push-to-Exit in Access Control

    In Stock

    $34.99

    Buy Now

    82-20005 - Proximity Reader

    Proximity Reader The ENFORCER Indoor Proximity Card Reader by SECO-LARM is a flexible solution for securing controlled access. Its stylish case and small size make it ideal for use in most residential, commercial, and industrial sites. Simple enough to deploy in small businesses, it also has the…

    Mfr Name: Seco-larm

    Mfr Number: PR-312S-PQ

    See all Proximity Readers in Access Control

    Limited Stock

    $43.33

    (Reg: $64.99)
    Buy Now

    82-13876 - Alarm Switch Prewired Flanged; 1" Gap - White

    Self-stick magnetic contacts with pre-wired 15" leads. Leads extend from contact middle

    Mfr Name: Seco-larm

    Mfr Number: SM-204/W

    See all Magnetic Contacts in Wired Alarms

    Special Order(Ships in 17 days)

    $2.59

    Buy Now

    82-13878 - Alarm Switch Prewired Side Flanged; 1quot; Gap - White

    Self-stick magnetic contacts with pre-wired 15" leads. Leads extend from contact end

    Mfr Name: Seco-larm

    Mfr Number: SM-205Q/W

    See all Magnetic Contacts in Wired Alarms

    Special Order(Ships in 17 days)

    $2.39

    Buy Now

    82-13868 - 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.

    Special Order(Ships in 17 days)

    $5.29

    Buy Now

    82-13885 - Heavy-Duty Magnetic Garage Door Switch-N.O. Contact for N.C. Circuits

    Use this heavy-duty magnetic Garage Door Contact Switch on garage doors, roll-up doors and other doors or gates where it may be difficult to mount regular magnetic contacts. Smaller magnetic switches have a small operating gap where the contact and magnet must be within half an inch for reliable…

    Mfr Name: Seco-larm

    Mfr Number: SM-226LQ

    See all Magnetic Contacts in Wired Alarms

    Special Order

    $9.99

    Buy Now

    82-20065 - Industrial Wide Gap Contact

    Industrial Wide Gap Contact Useful for industrial situations where a wide-gap, surface mount contact is needed.

    Mfr Name: Seco-larm

    Mfr Number: SM-4601-L3Q

    See all Magnetic Contacts in Wired Alarms

    Special Order(Ships in 17 days)

    $9.99

    Buy Now

    82-20080 - Steel Door Recessed Contact N.C. 1" Gap (Brown)

    1" Gap N.C. Contact in Brown Contact reed switch is SPST, iridium-plated to have a high melting point and Vickers hardness, which results in higher handling power and long life.

    Mfr Name: Seco-larm

    Mfr Number: SM-4105-LQ/B

    See all Magnetic Contacts in Wired Alarms

    On Backorder(Expected in 17 days)

    $2.49

    Buy Now

    82-20075 - Steel Door Recessed Contact N.C. 1" Gap (White)

    Quick-Connect Contact Contact reed switch is SPST, iridium-plated to have a high melting point and Vickers hardness, which results in higher handling power and long life.

    Mfr Name: Seco-larm

    Mfr Number: SM-4104-TQ/W

    See all Magnetic Contacts in Wired Alarms

    On Backorder(Expected in 17 days)

    $2.49

    Buy Now

    82-20085 - Steel Door Recessed Contact with Leads N.C. 1" Gap (White)

    1" Gap N.C. Contact in White Contact reed switch is SPST, iridium-plated to have a high melting point and Vickers hardness, which results in higher handling power and long life.

    Mfr Name: Seco-larm

    Mfr Number: SM-4105-LQ/W

    See all Magnetic Contacts in Wired Alarms

    On Backorder(Expected in 17 days)

    $2.49

    Buy Now

    SM-226L-3 - Heavy-Duty Magnetic Garage Door Switch - N.O./N.C Contact

    Use this heavy-duty magnetic Garage Door Contact Switch on garage doors, roll-up doors and other doors or gates where it may be difficult to mount regular magnetic contacts. Smaller magnetic switches have a small operating gap where the contact and magnet must be within half an inch for reliable…

    Mfr Name: Seco-larm

    See all Wired Alarms in Alarm Systems

    Discontinued

    $17.99

    Buy Now

    82-13985 - Overhead Door Alarm Switch NC/NO Contact; 3 Wires

    Use this heavy-duty magnetic Garage Door Contact Switch on garage doors, roll-up doors and other doors or gates where it may be difficult to mount regular magnetic contacts. Smaller magnetic switches have a small operating gap where the contact and magnet must be within half an inch for reliable…

    Mfr Name: Seco-larm

    Mfr Number: SM-226L-3Q

    See all Magnetic Contacts in Wired Alarms

    Special Order(Ships in 17 days)

    $17.99

    Buy Now

    82-20105 - Plunger Type Contact

    Plunger-Type Contact Used for protecting sliding doors and windows where space is limited

    Mfr Name: Seco-larm

    Mfr Number: SM-4301-TQW

    See all Magnetic Contacts in Wired Alarms

    On Backorder(Expected in 17 days)

    $2.39

    Buy Now

    82-2575 - Tamper Switch N/C

    White plunger type tamper switches with screw terminals for panel, siren and bell boxes.

    Mfr Name: Seco-larm

    Mfr Number: SS-072Q

    See all Magnetic Contacts in Wired Alarms

    On Backorder(Expected in 14 days)

    $2.39

    Buy Now

    26-5245 - Magnetic Alarm Reed Switch

    * SPDT NO or NC Magnet * Normally Closed & Normally Open

    Mfr Name: NTE Electronics

    Mfr Number: 54-627

    See all Security in Switches

    Special Order

    $6.17

    Buy Now

    82-13875 - Alarm Switch Prewired Flanged; 1" Gap - Brown

    Self-stick magnetic contacts with pre-wired 15" leads. Leads extend from contact middle

    Mfr Name: Seco-larm

    Mfr Number: SM-204/BR

    See all Magnetic Contacts in Wired Alarms

    Special Order(Ships in 17 days)

    $2.39

    Buy Now

    82-13869 - Alarm Switch Screw Terminals Miniature with 2" Gap - White

    The easy-to-install normallyopen magnetic contacts include a wide 2" gap, for use with loose-fitting doors and windows, steel doors, and other applications where wide gaps are found.

    Special Order(Ships in 17 days)

    $3.49

    Buy Now

    82-2580 - Tamper Switch N/O

    White plunger type tamper switches with screw terminals for panel, siren and bell boxes.

    Mfr Name: Seco-larm

    Mfr Number: SS-073Q

    See all Magnetic Contacts in Wired Alarms

    On Backorder(Expected in 14 days)

    $1.99

    Buy Now

    82-13867 - Alarm Switch Screw Terminals 2-3/4" Gap - Brown

    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.

    Special Order

    $5.79

    Buy Now

    82-20095 - Roller-Ball Recessed- Mount

    Roller-Ball Recessed-Mount Used for protecting sliding doors and windows where space is limited

    Mfr Name: Seco-larm

    Mfr Number: SM-4302-LQ/W

    See all Magnetic Contacts in Wired Alarms

    On Backorder(Expected in 17 days)

    $2.49

    Buy Now