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Contact Magnets & Accessories

Contact Magnets & Accessories include magnetic door and window contacts, reed switches, and mounting hardware designed for reliable intrusion detection. These durable sensors integrate with alarm contacts and access control systems to deliver prompt, accurate alerts, reduce false alarms, and simplify installation—ideal for commercial, industrial, and residential security installations where performance and dependability matter.

175 Items
GRI M-180 Magnet in Case, 3/4" Diameter, Steel Door, Recessed, White
George Risk Industries
GRI M-180 Magnet in Case, 3/4" Diameter, Steel Door, Recessed, White
M-180-W
Special Order
$1.82
GRI M180WGG Magnet, 3/8" Molded Case with 3/8"x1-1/2" Bare Magnet
George Risk Industries
GRI M180WGG Magnet, 3/8" Molded Case with 3/8"x1-1/2" Bare Magnet
M180WGG
Special Order
$3.97
GRI M-184-G 1" Diameter Steel Door, Recessed, Gray
George Risk Industries
GRI M-184-G 1" Diameter Steel Door, Recessed, Gray
M-184-G
Special Order
$2.05
GRI M-19 Alnico V Bare Magnet, 3/16" Diameter x 1", Pole End Painted
George Risk Industries
GRI M-19 Alnico V Bare Magnet, 3/16" Diameter x 1", Pole End Painted
M-19
Special Order
$1.90
GRI M-401-B Magnet Only for 400,  Brown
George Risk Industries
GRI M-401-B Magnet Only for 400, Brown
M-401-B
Special Order
$4.97
GRI M-401-G Magnet, Gray, 3/8" x 1-1/2", Inside 1/2" x 5/8" x 4" Industrial Surface Screw Mount Case
GRI M-401 Magnet in Case, 1/2" 1/2" 4" Screw Mount, Surface Mount, White
George Risk Industries
GRI M-401 Magnet in Case, 1/2" 1/2" 4" Screw Mount, Surface Mount, White
M-401-W
Special Order
$4.97
GRI M-4460 Magnet, 1/4"x1-3/16"
George Risk Industries
GRI M-4460 Magnet, 1/4"x1-3/16"
M-4460
Special Order
$4.32
GRI M-4510AU Magnet for 4510, .500 x 3"
George Risk Industries
GRI M-4510AU Magnet for 4510, .500 x 3"
M-4510AU
Special Order
$7.69
GRI M4532L Magnet for 4532L Surface Mount
George Risk Industries
GRI M4532L Magnet for 4532L Surface Mount
M4532L
Special Order
$8.72
GRI M-4532 Magnet in Case, 3.10" 2.14" Industrial Aluminum Housing
George Risk Industries
GRI M-4532 Magnet in Case, 3.10" 2.14" Industrial Aluminum Housing
M-4532
Special Order
$6.17
GRI M4612 Magnet for 4612 Mini Curtain
George Risk Industries
GRI M4612 Magnet for 4612 Mini Curtain
M4612
Special Order
$9.23
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