SDC Security Door Controls is a leading manufacturer of digital card access control systems, electronic locks, and security access control solutions. With a history dating back to 1972, SDC has established itself as an innovative and trusted brand in the electronic security and architectural openings industries. Their product range includes premium grade electrified mortise and cylindrical locks under the HiTower®, Selectric®, and Electra® brands.

These locks have been installed in thousands of buildings worldwide, including high-rise structures, nuclear power plants, museums, airports, and government centers. SDC's commitment to innovation has earned them numerous awards, including twelve SIA New Product Achievement and Security Industry Finest Awards. They hold scores of patents for their mechanical locks, electric strikes, electromagnetic locks, and other cutting-edge security solutions.

SDC products are available worldwide through security products wholesale distributors, systems integrators, and wholesale door hardware distributors. Their solutions can be found in a wide range of applications, from industrial and commercial facilities to schools, universities, and transportation hubs. Trust SDC Security Door Controls for reliable and advanced access control and security systems