Ron Bandur In Memoriam

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

We Thank Our Nation's Veterans

We recognize this day to honor and thank our nation's brave veterans who have served our country to fight for our freedoms.Thank you for your service.

Self-Contained Access Control

Real-World Door Control for Up to 500 Users

IML Las Vegas 2025

DoorSnap - Access Control Door Retrofits Made Easy

Take a quick photo, send it our way, and get a FREE personalized recommendation for your access and egress electrified solution!

New Black Finish for PT-3 Loops!

Now Available In a Black Finish Option

See SDC at PDK Chicago 2025

Connect with security leaders, attend free training sessions, and discover exciting SDC technologies at the ProConnect Roadshow in Chicago!SDC’s WPT series uses a radio frequency (RF) transmitter to send energy wirelessly across the door gap to an RF receiver that converts the energy to DC voltag

Upgrade Fire Doors for Access Control

Beyond the Lock: Achieving Total Facility Protection

See SDC at GSX New Orleans 2025

Energy Swing Door Operators, 7200 Series - Solenoid Controlled Cylindrical Locks, 7600 Series - Motorized Latch Retraction Controlled Mortise Locks, and the ExitCheck® 1511S Series - Single Integrated Delayed Egress Locks.

SDC FACTORY BENEFITS

SDC’s U.S. factory has been retooled to build even more products in-house than ever before, diminishing common supply chain issues. Besides a further reduction in lead times and improved quality control, SDC is able to offer more “build to suit” services for must have access and egress control har