LCN heavy-duty security door closers feature cast-iron cylinders, forged steel arms, all-weather fluid, and double heat-treated pinions that help provide long service life.
1261 and 1461 Series Closers are nonhanded and can be mounted with parallel arms on either right or left swing doors. They do not include covers. Powder-coated finish. Self-tapping/self-reaming screws, and peel-and-stick templates help ensure accurate installation.
4011 and 4111 Series Closers are handed and mounted hinge side; specify left or right handed. Tested for 10,000,000 cycles without failure. Powder-coated finish. Self-tapping/self-reaming screws, and peel-and-stick templates help ensure accurate installation.
4040XP Series Closers are nonhanded and mounted on top jambs on either right or left swinging doors. Tested for 10,000,000 cycles without failure. Powder-coated finish. Self-tapping/self-reaming screws, and peel-and-stick templates help ensure accurate installation.
LCN 4100 Series
The 4011 is a surface mounted regular arm closer. The 4011 is LCN’s best performing heavy duty closer designed specifically for institutional and other rugged high traffic applications. LCN heavy-duty security door closers feature cast-iron cylinders, forged steel arms, all-weather fluid, and double heat-treated pinions that help provide long service life.