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10 (no) Recessed Security Alarm Switch Contact Reed Window Door Sensor Gri Dsc

10 (no) Recessed Security Alarm Switch Contact Reed Window Door Sensor Gri Dsc

3/8" Recessed Security Switch with Wire Leads and Magnets Bag of 10 Normally Opened: When the magnet is next to the switch in the normal position, the loop is opened. When the magnet is pulled away the loop closes. Email with questions BEFORE you...

at eBay

DSC SECURITY WS4945 WIRELESS ALARM DOOR/WINDOW CONTACT/TRANSMITTER

DSC SECURITY WS4945 WIRELESS ALARM DOOR/WINDOW CONTACT/TRANSMITTER

DSC SECURITY WS4945 WIRELESS ALARM DOOR/WINDOW CONTACT/TRANSMITTER BUILT-IN REED SWITCH •Normally closed external contact input •1 lithium battery included •Case and wall tamper ... more

DSC SECURITY WS4945 WIRELESS ALARM DOOR/WINDOW CONTACT/TRANSMITTER

DSC SECURITY WS4945 WIRELESS ALARM DOOR/WINDOW CONTACT/TRANSMITTER BUILT-IN REED SWITCH •Normally closed external contact input •1 lithium battery included •Case and wall tamper

Amazon.com

$23.99

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