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Top 10 Wired Window Alarm Sensors

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uxcell N.C. Recessed Wired Window Garage Contact Sensor Alarm Magnetic Reed Switch White HC-34A 10pcs

[Note] - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!

9.9
SCORE
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uxcell N.C. Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White RC-33 10pcs

[Note] - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!

9.6
SCORE
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uxcell N.O. Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White RC-33 4pcs

[Note] - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!

9.4
SCORE
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INTELLid 3 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

Will make Sense Door Closer at Roughly or 15mm

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Actmei 10pcs RC-33 NC Recessed Wired Window Door Contact Sensor Alarm Magnetic Reed Switch White

Each Size(Approx): 17 x 10.6mm / 0.67 x 0.42-inch (H*D) Cable Length(Each): 25cm / 9.8-inch

8.8
SCORE
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PEN RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White

(6 Sets)

Function: RC-33 RecessedThe reed switch is an electrical switch operated by an applied magnetic field. Designed for use with alarm systems. Great for use in family and factory window, door. etc.

8.7
SCORE
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PSCCO 2pcs Recessed Door Magnetic Switch Wired NC Home Security Door Window Magnet Alarm Contact Sensor(White)

Made of flame retardant ABS housing material,high temperature resistant,not easy to deform.

8.7
SCORE
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Yootop 5 Sets Recessed Wired Magnet Reed Switch Window Door Magnetic Contact Sensor Alarm White

DESIGN - The short length of the Sensor makes it ideal for thin-framed windows and doors where longer units cannot be used.

8.7
SCORE
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BNYZWOT RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White 5 Pair

Color: White Net Weight: 40g Package Content: 5pcs x Magnetic Door Switch

8.7
SCORE
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uxcell N.C. Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch White RC-33 2pcs

[Note] - the Magnetic Door Switch must be installed according to the sensing distance. It can only provide a switch signal to the transmitter. It cannot directly load the power, nor directly connect the lamp!

7.3
SCORE
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more info
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