3.Contact Type: Normally Closed(When there is no magnet or the magnet is far away from the magnetic switch, the magnetic switch is turned off; when there is a magnet close to the magnetic switch, the magnetic switch is turned on)
4.Suitable for: Roller Door,Normal Home/Shop Door
5.Size: AS Shown
Features:
Brand new and high quality
Simple and convenient for installation
The metals electroplates outer shell, double-loop circuit design, performance stable.
Circuit is not connected when magnet is near the switch.
Special use for metal doors, anti-magnetic interference design.
Heavy duty aluminum casting for any weather condition and harsh environment for heavy traffic areas.
Dry Contact Output N.C. (door closed) contact opens when the magnet moves away.
Compatible with all alarms brands
Package included：
1/2x Door Magnetic Switch Alarm(Screws Included)
Sign up now
SIGN UP AND RECEIVE YOUR FREE PARTY PLANNER
Our subscribers are always the first to hear about discounts, free shipping offers, new products, and more!
