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Amazon.com : RC-35 NC/NO Recessed Wired Window Door Contact Sensor Alarm Magnetic Reed Switch for Office Home Security System, Sets of 5 : Electronics
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Amazon.com: QWORK MC-31 Wired Surface-Mounted NC Magnetic Door Window Contact Sensor Alarm Reed Switch, White, Pack of 10 with 40 Screws : Industrial & Scientific
Amazon.com: SpeedDa 6 Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light : Tools
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Amazon.com: VictorsHome Magnetic Reed Switch NC Surface Mount Wired Door Window Contact Sensor with Cover for Home Security and Burglar Alarm Systems MC-31 5pcs : Electronics
Amazon.com: Magnetic Reed Switch RC-36 NC Recessed Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Magnetic Reed Switch,Sets of 5 (Brown) : Industrial & Scientific
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Amazon｜UHPPOTE NC有線磁気アラーム 窓ドアコンタクタセンサー 薄型ウインドウアラーム 開放検知 色：白（5個入)｜火災警報器 通販
Amazon.com: Hxchen RC-35 NC & NO Wired Magnetic Door Window Contact Sensor Switch Contact Sensor Alarm Magnetic Reed Switch White - (5 Sets) : Tools & Home Improvement
Amazon.com: SpzcdZa 2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security/Magnetic Door Switch/Magnetic Contact Switch/Reed Switch for GPS,Alarm or Other Device,DC 5V 12V 24V Light : Industrial &
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Amazon.com: Aoje-Link 2Sets RC-31 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch : Industrial & Scientific
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HWMATE NC Contatto magnetico con contatto reed per allarme su superficie montata per custodia in lega di alluminio per porte o finestre in metallo (confezione da 5) : Amazon.it: Fai da te
Magnetic Reed Switch RC-35 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Magnetic Reed Switch, Sets of 2: Amazon.com: Industrial & Scientific
Amazon.com: Magnetic Reed Switch RC-35 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Contact Sensor, for Home Security and Burglar Alarm Systems, Sets of 5, White : Tools & Home Improvement
Reed Switch Glass Reed Contact, Reed Contact Closer, Plastic Reed Switch, Glass Reed Switch, Magnetic Induction Switch, (2 mm x 14 mm), Pack of 10 : Amazon.de: Business, Industry & Science
