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Company Profile

Security Door Control Company Profile

Kalyani Raje Published 15 Aug 2025 Updated 15 Aug 2025

Company Profile

Security Door Controls Basic Information, Manufacturing Base, Sales Area, and Competitors

Sr. No.

Item

Description

1

Company Name

Security Door Controls

2

Website

https://sdcsecurity.com/

3

Established Date

1972

4

Headquartered

Camarillo, California, U.S.

5

Market Position/ History

Security Door Controls (SDC) was founded in 1972 by Arthur V. Geringer, D.A.H.C., invested his personal funds to establish the company.

Over the 1970s and early 1980s, SDC expanded its innovation footprint with multiple industry-first offerings, including the HiTower lockset, floating-armature electromagnetic locks, delayed egress systems with onboard electronics and countdown visuals, and motor-driven latch retraction kits like QuietDuo SDC Security. These products positioned SDC at the forefront of electronic locking innovation and fire-life safety compliance.

Since its founding, SDC has remained a family-owned business, with generations of the Geringer family involved in its daily operations. The company has a strong reputation for innovation, holding numerous patents and trademarks. SDC manufactures and markets a wide range of products for secure access, including mechanical and electronic door locks, exit devices, access controls, and security systems. The company's products are assembled in the United States and are used in a variety of applications worldwide, from high-rise buildings and airports to schools and museums.

6

Sales Area

Worldwide

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No. of Employees

~100

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Competitors

  • DynaLock Corporation
  • Dormakaba Group

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CEO

Shane Geringer 

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Ownership Type

Private

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Contact Information

801 Avenida Acaso, Camarillo, CA 93012

Phone: 800.413.8783

E-mail: service@sdcsecurity.com

Business Segment or Overview

Security Door Controls (SDC) is a U.S.-based manufacturer specializing in electrified access control hardware. With over 50 years of innovation in door security, SDC offers a full range of locking mechanisms and access control components designed to meet the complex security needs of commercial, industrial, institutional, and government facilities.

Electromagnetic Locking Systems

  • EmLock Series: Premium-grade maglocks known for durability and holding force (up to 1,200 lbs).
  • HiShear Magnetic Locks: Unique shear-style maglocks for high-security applications.
  • Delayed Egress Locks: UL-listed systems that integrate code-compliant exit delays with sounders and countdown timers for controlled egress.

Electrified Locksets and Exit Devices

  • QuietDuo: Motor-driven electric latch retraction kits for exit devices.
  • Selectric Electrified Locks: Electrified mortise and cylindrical locks for fail-safe or fail-secure operation.
  • HiTower Locks: Electrified mortise locks for fire-rated stairwell doors.

Access Control & Entry Systems

  • Mantrap Systems: Dual-door interlock solutions for high-security areas like data centers and labs.
  • Touchless Entry: Motion-activated or sensor-based request-to-exit (REX) systems.
  • EntryCheck: Keypad and reader-based standalone access control systems.

Door Hardware & Power Supplies

  • Electric Strikes
  • Power Transfer Devices
  • Request-to-Exit (REX) Sensors
  • System Controllers
  • UL Power Supplies: Tailored for electrified locking systems and access control infrastructure.

Custom Solutions & OEM Manufacturing

  • SDC also partners with OEMs and integrators for custom-built solutions, supporting retrofit and new construction projects with adaptable hardware platforms

Product Types Specification

Product

Product Description

1510 Series

SDC’s electromagnetic locks are suited for interior doors, perimeter exit doors and entrances that require failsafe emergency release capability.

Models:

  • 1511 Single EMLock, 1650lbs
  • 1512 Double EMLock, 1650lbs

1570 Series

SDC’s 1570 series locks provide 1,200 lbs of holding force and are adaptable to virtually any application when used in conjunction with SDC’s vast offering of mounting brackets, kits and hardware.

Models:

  • 1571 Single EMLock, 1200lbs
  • 1572 Double EMLock, 1200lbs

1580 Series

SDC’s 1580 series locks provide 650 lbs of holding force for traffic control and are adaptable to virtually any application when used in conjunction with SDC’s vast offering of mounting brackets, kits and hardware.

Model:

  • 1581 Single EMLock, 650lbs
  • 1582 Double EMLock, 650lbs

E1200

Value priced E1200 locks are fully featured, easier to install

and provide superior, less obtrusive architectural appearance

compared to stainless steel epoxy sealed magnetic locks:

Models:

E1200 Single Magnetic Lock, 1200lbs

E600

Value priced E600 locks are fully featured, easier to install

and provide superior, less obtrusive architectural appearance

compared to stainless steel epoxy sealed magnetic locks.

Models:

E600 Single Magnetic Lock, 600lbs

E6200

Full monitoring is standard. Recommended for interior doors or outdoor gate applications.

Models:

E6200 Single Magnetic Lock, 1200lbs

350 Series

SDC’s 350 series narrow electromagnetic locks provide 1200lbs holding force and failsafe access control for perimeter and interior doors that meet building security and fire life safety code requirements.

 

1575 / 1576 Series

SDC’s magnetic gate locks provide 1200lbs of holding force and enable the access and egress control of pedestrian and vehicle gates.

1590 Series

SDC’s 1590 series electromagnetic sliding door locks are

compact locks with 850lbs of holding power packed into a small

steel mortise case.

Models:

1591 Single Magnetic Sliding Door Lock, 850lbs

E300

SDC’s E300 micro electromagnetic cabinet locks provide a connected access control solution that is virtually maintenance-free and has a lock status output for remote monitoring and system.

Model:

E300 Single Magnetic Cabinet Lock, 300lbs

EP17624 Series

 EP17624 series explosion proof electromagnetic locks are specifically designed for applications where flammable vapors are cause for concern, like clean room, chemical plant, or refinery environments by eliminating the sparks or arc in the magnetic lock.

Kalyani Raje
Kalyani Raje is a distinguished research leader and the Co-Founder & Chief Research Officer at Cognitive Market Research and Consulting, a global market research and consulting firm specializing in data-driven intel…

Profile Details

  • Author Kalyani Raje
  • Published 15 Aug 2025
  • Last Updated 15 Aug 2025
  • Reading Time~5 minutes
  • CoverageSWOT, Financials, Key Employees, History

Table of Contents

    • 1.1 About Security Door Control
    • 1.2 Key Facts
    • 1.3 Key Employees
      • 1.3.1 Key Employee Biographies
    • 1.4 History
    • 1.5 Locations & Subsidiaries
      • 1.5.1 Head Office
      • 1.5.2 Other Locations & Subsidiaries
    • 2.1 Company Overview
    • 2.2 Business Segments
    • 2.3 R&D Overview
    • 2.4 Brands
    • 2.5 Key Company Statistics
    • 2.6 Key Financials (2015–2019)
    • 2.7 Share Holder Analysis
    • 2.8 Regional Presence
    • 2.9 Services Offered
    • 3.1 Strengths
    • 3.2 Weaknesses
    • 3.3 Opportunities
    • 3.4 Threats
    • 3.5 Key Competitors
    • 4.1 Company Metrics
    • 4.2 Key Investors
    • 4.3 Recent Funding & Valuation
    • 4.4 Historical Funding & Valuation
    • 5.1 Acquisitions
    • 5.2 Partnerships
    • 6.1 Latest News & Announcements
    • 6.2 Strategic Initiatives
    • 7.1 Summary of Findings
    • 7.2 Strategic Recommendations

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