MC-38 Wired Magnetic House Security Alarm Sensor for Door and Windows 4 AA Battery Holder Scale Model Building: Drill pilot

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MC-38 Wired Magnetic House Security Alarm Sensor for Door and Windows 4 AA Battery Holder Scale Model Building: Drill pilotMC 38 Wired Magnetic Door & Window Security Alarm Sensor Protect your home, office, or project enclosures with the MC 38 wired magnetic contact sensor a reliable reed switch based security device that detects when doors or windows are opened. Ideal for DIY alarm systems, Arduino Raspberry Pi security projects, and professional intrusion detection setups. Available from The Engineer Store, Bengaluru, with fast shipping and dedicated support.