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Displaying 41 to 60 (of 363 products)

1 Mini White Recessed Door Contacts NC Security Alarm Door Window Sensors with Magnetic Reed Switch. These ¾” Door Contact Position switches DCS Work with All Access Control and Burglar Alarm Systems

$7.25

$ 3 .99 $3.99

4.5
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Security Door Controls SDC 1571V 1200LB MAGLOCK 12/24V 628 Finish grade 1 and UL listed

$299.59

$ 99 .00 $99.00

4.4
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Honeywell Ademco 947-75TWH Steel Door Contact with Terminals (White)

$24.12

$ 12 .99 $12.99

4.9
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3 pcs White Recessed Door Contacts NC Security Alarm Window Sensors with Magnetic Reed Switch. These ¾” Contact Position switches (DCS) Work All Access Control and Burglar Systems

$15.09

$ 5 .99 $5.99

4.6
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Honeywell Ademco 11WH Vibration Contact, White

$32.12

$ 15 .99 $15.99

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5X Plunger Contacts Single and Double Doors for

$16.99

$ 7 .99 $7.99

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Magnetic Contact, Surface Mount, L 1/4 in

$9.87

$ 4 .99 $4.99

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1078C-N Recessed Steel Door Contact with Wire Leads, 3/4 in. Diameter, 3/8 in. Gap Size

$12.90

$ 6 .99 $6.99

4.7
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Honeywell Ademco 950W-GY Wide Gap Industrial Contact (Grey)

$32.02

$ 15 .99 $15.99

4.7
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Magnetic Contact, Recessed Mount, L 7/16

$12.48

$ 5 .99 $5.99

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Honeywell Ademco 949WH Mini Reed Screw Mount Contact, 15' Lead (White)

$22.61

$ 11 .99 $11.99

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DSC PG9945 Wireless PowerG Door/Window Contact with Auxiliary Input, Visible Link Quality LED Indicator, Case and Wall Tamper, Compatible with PowerSeries Neo Systems

$38.98

$ 16 .99 $16.99

4.4
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5 pcs Wired White Door Contacts Surface Mount NC Security Alarm Door Window Sensors.These ¾” Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems

$27.55

$ 12 .99 $12.99

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10 Mini Recessed Door Contacts Brown NC Security Alarm Door Window Sensors W/Magnetic Reed Switch. These ¾” Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems

$37.43

$ 19 .99 $19.99

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Seco-Larm SM-206Q/W Concealed-Mount Magnetic Contact, White; 1/4' Press-fit Mount; 1' Gap; Closed Loop; 15' Wire Leads; Used for Protecting Sliding Doors and Windows Where Space is Limited

$12.95

$ 5 .99 $5.99

4.3
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5 pcs Recessed Brown Door Contacts NC Security Alarm Door Window Sensors With Magnetic Reed Switch. These ¾” Door Contact Position switches (DCS) Work with All Access Control and Burglar Alarm Systems

$22.65

$ 10 .99 $10.99

4.6
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RC-36 NC+NO Recessed Security Window Door Contact Sensor Alarm Magnetic Reed Switch 2 Sets

$12.88

$ 5 .99 $5.99

5.0
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Power Supply Switch Controller, Power Supply Box, 12V 3A Electric Door Lock Power Supply Switch, 90 to 260V Input, Door Access Control Power Supply for Lock Remote Control System

$19.03

$ 8 .99 $8.99

4.5
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Schlage Electronics PS904 4-Amp Class 2 Power Supply with 4-Relay Output Board and Fire Alarm Interface Board, 12/24VDC Output, 120/240VAC at 50/60 Hz Input

$743.23

$ 99 .00 $99.00

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SCHLAGE - PS902-4RFA Schlage Electronics PS902 2-Amp Class 2 Power Supply with 4-Relay Output Board and Fire Alarm Interface Board, 12/24VDC Output, 120/240VAC at 50/60 Hz Input

$409.00

$ 99 .00 $99.00

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Displaying 41 to 60 (of 363 products)