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Security Door Controls Blog

May the Force Be With You: The Industry Standard in EMLocks®

Posted by Security Door Controls on May 15, 2026 at 9:59 AM

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May the Force Be With You: The Industry Standard in EMLocks®

The Force Behind Modern Access Control

Topics: SDC, Access Control, Electromagnetic, Magnetic Locks, Door Access Control Solutions, Division 8, Buy American, EMLock®, Electronic Access Control

The Proven Leaders in Electric Latch Retraction - ELR for Every Opening

Posted by Security Door Controls on April 1, 2026 at 6:00 AM

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The Proven Leaders in Electric Latch Retraction - ELR for Every Opening

A Complete, Integrated ELR Ecosystem

Topics: SDC, Electric Latch Retraction, Access Control, Door Access Control Solutions, Automatic Door Opener, Division 8, Buy American, Electronic Access Control

High-Traffic ADA Compliance Starts at the Door

Posted by Security Door Controls on March 27, 2026 at 10:42 AM

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High-Traffic ADA Compliance Starts at the Door

How SDC’s EntryControl™ AUTO Series Keeps People Moving—Safely and Reliably

Topics: SDC, Access Control, Door Access Control Solutions, Automatic Door Opener, ADA, Division 8, Buy American, Electronic Access Control

See SDC at ISC West 2026 Las Vegas - Booth#20109

Posted by Security Door Controls on March 12, 2026 at 9:59 AM

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See SDC at ISC West 2026 Las Vegas - Booth#20109

Code Compliant Premium Hardware

Topics: Access Control, Buy American

SDC’s LR100 Series ELR Kits Are the Top Choice for Access Control in the U.S.

Posted by Security Door Controls on February 20, 2026 at 3:58 PM

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SDC’s LR100 Series ELR Kits Are the Top Choice for Access Control in the U.S.

Electrify Exit Devices With Confidence

Topics: SDC, Electric Latch Retraction, Access Control, Door Access Control Solutions, Division 8, Buy American, Exit Devices, Electronic Access Control

The Ultimate Guide to Datacenter Physical Security: Why Door Controls Matter

Posted by Security Door Controls on January 26, 2026 at 11:42 AM

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The Ultimate Guide to Datacenter Physical Security: Why Door Controls Matter

The Critical Role of Door Control Solutions in Datacenter Physical Security

Topics: SDC, Access Control, Door Access Control Solutions, Auto EntryControl, Automatic Door Opener, Electrified Mortise Locksets, Division 8, Electronic Access Control, Datacenters

Explosion Proof Access Control

Posted by Security Door Controls on December 5, 2025 at 10:00 AM

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Access Control Hardware for Spark Prevention

Topics: SDC, Access Control

Reduce Time-In-Transit & Shipping Costs

Posted by Security Door Controls on November 21, 2025 at 9:59 AM

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Need it Now? SDC's shipQUICK^® Program Delivers!

Topics: Access Control, Delayed Egress, Customer Service, Buy American, US Manufacturing

Self-Contained Access Control

Posted by Security Door Controls on November 7, 2025 at 10:00 AM

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Real-World Door Control for Up to 500 Users

Topics: SDC, Access Control, EntryCheck, US Manufacturing

Upgrade Fire Doors for Access Control

Posted by Security Door Controls on October 10, 2025 at 10:00 AM

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Beyond the Lock: Achieving Total Facility Protection

Topics: SDC, Access Control, Electrified Mortise Locksets, US Manufacturing

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Security Access Control Systems and Electronic Lock Blog

Welcome to SDC’s official Security Access Control Systems and Electronic Lock Blog. Here you'll find our latest news and answers about everything to do with access control hardware, accessories, power and their proper application to create access and egress control solutions - including: