Security Door Controls Blog

See these selected 1st quarter highlights from our robust toolbox of over 35,000 access + egress control components...

... all designed, engineered and built in America while most of our larger competitors manufacture overseas.

Since 1972, SDC has manufactured popular electrified access control hardware like bolt locks, strikes, EMLocks® and egress devices in America while most of our larger competitors manufacture overseas. Designed, engineered and built in America means SDC products are readily available with standard one week lead times for most products.

With a robust toolbox of over 35,000 access and egress control components, SDC’s code compliant products form turnkey solutions for almost any door opening imagined.

Since 1972 SDC products have been designed, engineered and built in America while most of our larger competitors manufacture overseas. With a robust toolbox of over 35,000 access & egress control components at your fingertips, you can assemble turnkey solutions to address both market-specific and application-specific requirements for almost any door opening imagined. 

With a visually appealing and functional design, SDC Door Prop Alarms are compatible with all access control systems, but can also function as a stand-alone solution. Now you can support positive access control and security behavior at any facility.