SDC Security

SECURITY DOOR CONTROLS manufactures electrified access control hardware worldwide. Since 1972 SDC products have been designed, engineered and built in America.

[SDC Security @SDCsecurity]

See SDC at IML in Kansas City https://t.co/vItoIhBWHx

[SDC Security @SDCsecurity]

Reflect on Patriot Day with Security Door Controls as we honor the lives lost on September 11 and recognize the heroes who protect our communities daily.
https://t.co/c6jg431rzN

[SDC Security @SDCsecurity]

All the Technology in the World Still Has to Lock the Door

The security industry has never had more technology at its disposal. But at the end of every sophisticated access control system is something decidedly physical: A door still has to lock. And it still has to unlock when it’s supposed to.
https://t.co/wvpDYSlHVC

[SDC Security @SDCsecurity]

SDC will be closed on September 7th in celebration of Labor Day. Labor Day is a national holiday that recognizes the efforts and achievements made by hard working Americans.
https://t.co/MwG2IxEsXR

[SDC Security @SDCsecurity]

Since 1972 SDC products have been Designed, Engineered and Built in America.
See us at PDK Columbus to checkout some of SDC's popular products.
https://t.co/4PrsovtGzs

[SDC Security @SDCsecurity]

40 Years of Comprehensive Delayed Egress Solutions - Discover the evolution of delayed egress solutions pioneered by SDC, offering flexible, customizable security for various applications since 1985.
https://t.co/WwOf6Dnhj1

[SDC Security @SDCsecurity]

Welcome to the System Surveyor Platform! - SDC Products Are Now Available on System Surveyor! - Automate Design & Build a Bill of Materials for SDC.
https://t.co/J7xepKsC2E

[SDC Security @SDCsecurity]

Why Integrated Electrified Exit Devices For High-Traffic Commercial Openings Matter - SDC's S6000 series electrified architectural rim, vertical rod, and mortise exit devices offer several electrified options to complement your access control system.
https://t.co/LVnxGXyirP

[SDC Security @SDCsecurity]

See SDC at Banner Solutions' 2026 Security Professional Trade & Training Expo! Attend an SDC LR100 Certification Course and gain valuable hands-on installation training from our experts.
https://t.co/tjk0Szbs3R

[SDC Security @SDCsecurity]

Celebrate Independence Day with Security Door Controls as we reflect on the values that drive American innovation and community. Enjoy a safe holiday! We will be closed Friday, July 3rd, 2026.
https://t.co/9oVUvflYPO

[SDC Security @SDCsecurity]

At 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.
https://t.co/OzrqFA4db1

[SDC Security @SDCsecurity]

SDC Products are Available on Comsense® - Discover how Comsense enhances efficiency in architectural openings and access control projects, streamlining processes and improving accuracy.
https://t.co/LbWMwr819s

[SDC Security @SDCsecurity]

SDC's Founder Day - Explore the innovation legacy of Art Geringer, a pioneer of modern electrified access control.
https://t.co/mR6jzAIf8N

[SDC Security @SDCsecurity]

Discover the Electra™ 7200 Series, a reliable code compliant electrified locking solution that combines durability, security, and seamless integration for modern access control needs.
https://t.co/FRkh62u1fx

[SDC Security @SDCsecurity]

Award-Winning Access Control in Long Term Care
https://t.co/Ux0d7JBNgz

[SDC Security @SDCsecurity]

Closed to Observe Memorial Day 2026 - In the memory and honor of so many, SDC will be closed on Monday, 5/25 and open again on Tuesday, 5/30.
https://t.co/HarqQ7IKQD

[SDC Security @SDCsecurity]

May the Force Be With You: The Industry Standard in EMLocks® - Discover why SDC's EMLocks are the industry standard for electromagnetic locks, offering reliability, versatility, and long-term value for access control solutions.
https://t.co/9TEZLymsO1

[SDC Security @SDCsecurity]

Motorized #ELR = quieter, cooler & more reliable

[SDC Security @SDCsecurity]

The Proven Leaders in Electric Latch Retraction - ELR for Every Opening
https://t.co/itW4cU0VMl