See also: 28 1000 - Security Access and Surveillance for complete security systems.
Dortronics Systems
Dortronics Systems, Inc., is a U.S. manufacturer of Electric Locking Hardware and Door Interlock Controllers. it is the security industry's "quick-ship" supplier of standard and customized access control devices and custom security consoles. With in-house engineering and manufacturing, Dortronics can customize existing products and/or create new ones. Dortronics provides unmatched customer service and technical support.
SARGENT Manufacturing Company
Sargent develops and manufactures hardware for commercial and institutional buildings. SARGENT's best-in-class products such as locks, exit devices, key systems and access control solutions deliver safety and security to facilities and the people who pass through them every day.
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Dortronics Systems
Dortronics Systems, Inc., is a U.S. manufacturer of Electric Locking Hardware and Door Interlock Controllers. it is the security industry's "quick-ship" supplier of standard and customized access control devices and custom security consoles. With in-house engineering and manufacturing, Dortronics can customize existing products and/or create new ones. Dortronics provides unmatched customer service and technical support.
SARGENT Manufacturing Company
Sargent develops and manufactures hardware for commercial and institutional buildings. SARGENT's best-in-class products such as locks, exit devices, key systems and access control solutions deliver safety and security to facilities and the people who pass through them every day.