Security Door Controls Blog

Learn tips for increasing power when designing or retrofitting for door access control for your worship facility.

Learn why electromagnetic locks are highly reliable, long-lasting units compared to other electric locking devices and provide proven, failsafe security.

Explore the critical role that classroom door security plays in ensuring the safety of students and teachers in schools.

Explore the critical role that classroom door security plays in ensuring the safety of students and teachers in schools.

Since 1995, SDC has developed the broadest line of delayed egress locking solutions with a proven track record of safety, security and reliability.

Motorized ELR systems are revolutionizing access control, offering convenience and security. Learn about the advantages of motorized ELRs in Exit Devices.

Discover time-tested electrified hardware disability solutions that are fulfilling ADA compliance and unlocking access for individuals with disabilities.

Our pioneering Spacesaver® bolt lock design changed the industry. Today, our complete line of bolt locks meets almost any code requirement.

SDC’s 12/24VDC class 2 hybrid power supplies have been designed specifically to meet demand for specific power supply requirements as the industry transitions.

Come to booth #208 and see how our proven Delayed Egress solutions have lead the industry since 1995 with the most choices available.