LCN SEM7820 Electromagnetic Fire Door Holder Heavy Duty 12/24V - Floor Mount LightSYS Video Kits double layered detection and pet

double layered detection and pet tolerant

Input voltage:DC12~24V

2 year electronic and finish warranty

2(1ch unlock button

Power: 12v

LCN SEM7820 Electromagnetic Fire Door Holder Heavy Duty 12/24V - Floor Mount LightSYS Video Kits double layered detection and petFeatures 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