LCN SEM7820 Electromagnetic Fire Door Holder Heavy Duty 12/24V - Floor Mount LightSYS Wireless Kits Door position mornitoring by reed

Door position mornitoring by reed switch

White/Blue

up to 16 X10 devices

Supports Ethernet Channel

LCN SEM7820 Electromagnetic Fire Door Holder Heavy Duty 12/24V - Floor Mount LightSYS Wireless Kits Door position mornitoring by reedFeatures The LCN SEM7800 Series are heavy duty, electrically controlled door holding magnets. Magnets are fail safe and hold until the current is interrupted. A manual door closer is used to control and close the door. A choice of floor, recessed wall or surface mounted wall magnets are available. All SEM Series magnets are UL listed for smoke barrier or labelled fire doors. Tested and certified under ANSI Standard A156. 15. 7830 is suitable for use