Magnetic Contacts
Magnetic Contacts provide reliable door and window sensing for intrusion detection, access control, and perimeter monitoring. This collection includes wired and wireless door/window sensors, reed switches, and tamper-resistant models that deliver consistent detection, low false alarms, and easy installation. Ideal for residential, commercial, and industrial projects, these security sensors enhance system reliability and simplify integration with alarm panels and monitoring services.
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George Risk Industries
GRI 4510A Concrete Concealed Switch, 1/2" Gap, Open/Closed Loop, SPDT, Reed Form, 5W
4510A
In Stock
$40.63
George Risk Industries
GRI 4532-120 Miniature Overhead Door Switch with 10' Armored Lead
4532-120
In Stock
$58.90
George Risk Industries
GRI 4532-36 4532 Series Floor Mount Miniature Overhead Door Switch Set, 2-1/2" Gap, 10W, 200VDC, 0.50 Amp, Closed Loop, N/O, with 36" Lead and 2' Stainless-Steel Armored Cable, Aluminum
4532-36
In Stock
$30.19
George Risk Industries
GRI 4532CL Miniature Overhead Door Switch Set, Gap up to 1/2", 24" Armored Cable Standard
4532CL
In Stock
$36.41
George Risk Industries
GRI 4532D-36 Mini Overhead Door Switch with DPDT, 36" Armored Cable
4532D-36
In Stock
$41.82
George Risk Industries
GRI 4532D-48 Miniature Overhead Door Switch with 48" Armor Cable Lead
4532D-48
In Stock
$61.58
George Risk Industries
GRI 4532DL-36 Overhead Door Contact with Bracket and 36" Armored Lead
4532DL-36
In Stock
$46.21
George Risk Industries
GRI 4532 Floor Mount Miniature Overhead Door Switch Set, 2-1/2" Gap, 10W, 200VDC, 0.50A, Closed Loop, N/O, and 24" Armored Cable, Aluminum
4532
In Stock
$19.28
George Risk Industries
GRI 4532L Floor Mount Miniature Overhead Door Switch Set, L-Bracket, 2-1/2" Gap, 10W, 200VDC, 0.50A, Closed Loop, N/O, and 36" Armored Cable, Aluminum
4532L
In Stock
$21.16
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