5Sets Magnetic Reed Switch, Magnetic Door Switch/Magnetic Contact Switch/Normally Open Closed NC NO Door Alarm Window Security, for DC 5V 12V 24V Light (white-31)

This pack of 5 Magnetic Reed Switches, B31 type, is a versatile security tool designed for doors, windows, and cabinets. Made of anti-fire ABS material, it has a contact type of NC/NO/COM and a trigger range of 10-20mm. The maximum switch voltage is 100V, the contact capacity is 500mA, and the rated power is 10W, but it cannot exceed a DC12v power supply. It is lightweight with a net weight of 20g, and its dimensions are 55X12.5X11.5mm. The package also includes screws for mounting on wood.