LCN manufactures premium door closers and automatic operators, offering heavy-duty door control solutions for commercial and institutional environments.
LCN is a global leader in door control solutions, renowned for the quality and durability of its cast iron door closers. A brand within the Allegion family, LCN provides a comprehensive portfolio of mechanical and electro-mechanical door hardware designed to meet the rigorous demands of high-traffic commercial, educational, and healthcare facilities.
From the iconic 4040XP heavy-duty closer to advanced automatic operators and accessibility systems, LCN products are engineered to ensure reliable performance and code compliance. The brand is synonymous with innovation in door control, offering patented solutions like the Senior Swing and Auto Equalizer that enhance building access and security.
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For the 2800IQ and 9500IQ Senior Swing models, the maximum approved door weight is 600 lbs (272 kg) for a door leaf up to 48 inches wide.
No, LCN IQ series operators store settings locally. They do not need to be recalibrated after a power loss and will retain customer configurations.
LCN door closers typically use a specialized all-weather fluid designed to maintain constant viscosity across a wide temperature range, ensuring consistent operation.
Calibration is initiated through the control box prompts. It does not start automatically for safety reasons; you must follow the instructions on the controller interface.
Yes, many LCN operators, such as the Senior Swing, feature a 24VDC output rated for 2A, which can power peripheral devices like the Von Duprin QEL, provided the total draw is less than 2 Amps.