The Norton 9540 Cast Iron door closers provide an ideal retrofit solution for retail, office, government and other commercial facilities. Certified to ANSI/BHMA Grade 1 requirements for long life and reliability, the 9540 is a direct replacement for LCN 4040 closers.Featuring a 25-year warranty, adjustable spring sizes 1-6, and Tri-Style® packaging, this heavy duty closer provides durability and strength for high traffic applications.
Norton Door Controls offers a comprehensive line of door controls designed and manufactured to ensure superior performance and reliability.
Founded in 1880 by Lewis C. Norton, Norton Door Check Company began manufacturing and marketing the first practical commercial door closers.