Allegion's Commercial Family of Brands
These heavy-duty, high-security and surface-mounted closers feature special components to resist tampering and vandalism.
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The heavy duty 4210/4510 Smoothee Series closers are high-security closers that feature special components to resist tampering and vandalism and meet ANSI/BHMA A156.4 Grade 1 standards. The closers are UL listed for self-closing doors and boast a 30-year limited warranty.
Forged steel parallel arms and heavy gauge metal security covers are designed for correctional, vandal-prone, institutional and other high traffic applications. A choice of finishes and cylinder functions meet correctional and vandal-resistant requirements. Materials include a high-strength cast iron cylinder, a one-piece forged steel piston, a double-heat-treated pinion, all-weather fluid, tamper-resistant regulating screws and a high-efficiency, full-complement, low-friction bearing. The LCN “Green Dial” ensures accurate spring power adjustments.
Body Construction
Quality and Durability
Installation
Visit the 4210/4510 Series catalog pages for mounting details, arm options and accessories.
Templates / Installation Instructions
4210 Series
4210T Series
4510T Series
4510T Series
Get the resources you need to get in touch with an Allegion team member for LCN replacement parts.
Double heat-treated pinions are used in LCN door closers to provide extra strength and reduce fatigue so that the hardware can deliver consistent performance and withstand high-abuse applications.
As part of Allegion’s family of pioneering brands, LCN benefits from the strength, efficiencies, resources, and integration from a global power. In turn, we pass those advantages on to you.
Allegion helps keep people safe and secure where they live, work and visit. With more than 30 brands sold worldwide, we specialize in security around the doorway and beyond. It’s the power of one.
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Cast Iron
Surface Mounted
Heavy Duty
