The ES440 series consist of button control devices for use in access control applications such as emergency exits, lock release, and request to exit applications.
These units are complementary to most access control systems and may be used as a stand-alone device. "PUSH TO EXIT", "HANDICAP",... Read More
Available from DoorKing, Inc.
DoorKing offers a complete line of products to control vehicular traffic into your parking areas. From barrier gate operators, to traffic control spikes to power backup systems, DoorKing can provide the complete solution for your parking control needs.
For more than 35 years, DSI has developed custom and standard state-of-the-art security and access control solutions for corporate, commercial, government and industrial markets.
DoorKing, Inc. (we are also known as “DKS”) was established in 1948 and is one of the country's leading manufacturers of telephone entry systems, vehicular gate operators, parking control products and access control systems in the United States.