Security Door Controls Blog

Discover SDC's explosion proof access control solutions designed to prevent sparks in hazardous environments, ensuring unmatched safety and reliability. Learn more about SDC's explosion proof collection of products.

In celebration SDC will be closed Thursday 11/27 and Friday 11/28. Be safe, healthy, and enjoy!

Discover how SDC's shipQUICK® program reduces downtime and accelerates project completion with reduced lead times for security installations. Stay efficient and meet tight schedules effortlessly.

Sadly, a valued member of our SDC work “family” – Ron – passed away last week after a brief illness.

We'd like to thank our veterans for their service to our nation!

Discover how SDC EntryCheck® keypads simplify and enhance security for up to 500 users with self-contained, easy-to-install digital access control.

ATTEND IML Las Vegas EXPO – See SDC’s 7600 Motorized ELR Mortise Locks and SDC’s AUTO Low Energy Swing Door Operators.

Download the free SDC app with DoorSnap. SDC will recommend a cost-effective solution with product links to retrofit your opening for access control locking hardware. 

Explore SDC's latest innovations in access control systems, including our PT series new black finish options and versatile retrofit solutions for enhanced security and architectural integrity.

Join Security Door Controls (SDC) at PDK Chicago, October 16th!