Wired Door Contact Window Sensor NO Surface Mount Magnetic Reed Switch Black 5 Pcs Ball Head Rod Ends especially for inspecting your hobbies

especially for inspecting your hobbies such as coins

Hole Quantity: 5

Compact design Space saving

The bearings used in the rotating part

The barbed end creates a tight seal on the flexible and semi-rigid tubes when used with a pipe clamp

Wired Door Contact Window Sensor NO Surface Mount Magnetic Reed Switch Black 5 Pcs Ball Head Rod Ends especially for inspecting your hobbiesDescription The Magnetic Contact Switch is with durable PVC housing for better rust resistance. Designed for use with window and door alarm systems, such as the garage, industrial warehouse, and shops, etc. N. O. means Normally Open: When the magnet separates, the circuit is conductive( light on ); When the magnet together, the circuit is not conductive ( light off ). Please check the right need carefully before purchasing it! Specification Type: