S Security Door Controls
| August 7, 2026

40 Years of Comprehensive Delayed Egress Solutions

Proven Delayed Egress InnovationSDC pioneered the revolutionary delayed egress locking category to the industry in 1985 before patenting and launching ExitCheck® 1511S series in 1995 – the world’s first delayed egress lock to integrate a visual digital display, verbal countdown and alarm tone, alt

S Security Door Controls
| July 24, 2026

Survey Once. Design Smarter. Win Faster.

S Security Door Controls
| July 10, 2026

Why Integrated Electrified Exit Devices For High-Traffic Commercial Openings Matter

S Security Door Controls
| July 7, 2026

See SDC at The Banner Solutions Expo in Frisco, TX!

See us at Banner's Security Professional Trade & Training Expo and discover the latest innovations in access control, electrified door hardware, locking solutions, and integrated security technologies.Featured At The SDC Booth:SDC AUTO Series - Architectural Low Energy Swing Door Operators. ADA c

S Security Door Controls
| July 3, 2026

Independence Day 2026

S Security Door Controls
| June 19, 2026

See SDC at ALOA in Las Vegas - Booth#117

See us at 2026 ALOA Convention & Security Expo, stop by the SDC booth - #117 - and discover the latest innovations in access control, electrified door hardware, locking solutions, and integrated security technologies.Featured At The SDC BoothSDC Auto EntryControl low-energy swing door operators.

S Security Door Controls
| June 17, 2026

SDC Products are Available on Comsense® - Improving Hardware Project Efficiency

How Comsense® Helps Streamline Architectural Openings and Access Control Projects

S Security Door Controls
| June 10, 2026

SDC's Founder Day: Honoring Art

A Day to Celebrate!In 1972, SDC founder Art Geringer created the blueprint for the modern era of electrified access control door hardware and controllers. We proudly continue his commitment to innovation, skill and quality today.Our Founder: A Tribute to Art GeringerElectronic Security and Door Ha

S Security Door Controls
| June 5, 2026

Secure Every Opening with Confidence: Electra™ 7200 Series

Electrified Access Control Without CompromiseIn today’s commercial security environments, access control hardware must do more than simply lock and unlock a door. Facilities require dependable performance, code compliance, long-term durability, and seamless integration with modern access control

S Security Door Controls
| June 1, 2026

Award-Winning Access Control in Long Term Care

SDC Earns 1st Place DHI Robert G. Ryan Editorial AwardLast month’s issue of Door Security & Safety announced the 2025 DHI Award Achievement Recipients, including the Robert G. Ryan Editorial Awards for articles that appeared the previous calendar year. Our Electronic Access Control Business Opport