Fielect Rolling Door Contact Magnetic Reed Switch Alarm with 2 Wires for N.C. Applications MC-51

Price: $8.69
(as of Dec 11,2022 19:59:04 UTC – Details)

Product Description

[Dimension] – Cable Length: 300 mm; Sensing Distance: 20-30 mm; Total Size: 30mm x 14.5mm x 7.5mm / 1.22″ x 0.55″ x 0.3″(L*W*H)
[Normally Closed] – N.C. means Normally Closed: When the magnet together, the circuit is conductive( light on ); when the magnet separates or no magnets, the circuit is not conductive ( light off ). (Connect when merging, disconnect when separating)
[Material] – The magnetic switch alarm is with durable zinc alloy housing for better rust resistance.
[Applications] – The Rolling Door Contact is designed for use with window and door alarm systems, such as garage, industrial warehouse and shops, etc.