Dortronics Systems, Inc.

Dortronics Systems, Inc.

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Dortronics Systems, Inc. manufactures electric locking hardware and controls for the security, hardware and door control industries. They are a subsidiary of Sag Harbor Industries, and operate out of the Sag Harbor Industries facility on Long Island, NY.


Dortronics Systems, Inc. also has in-house capability to provide electronic assembly, coil winding, molding and fabrication for large and small quantities, so they are uniquely equipped to serve the security systems integrator. They also provide custom metal fabrication and finishing – providing the flexibility needed to react quickly to any customer’s requirements.

  • Electromagnetic locks
  • Electric strikes and drop bolts
  • Power distribution and interlocks
  • Key switches
  • Push buttons
  • Access control
  • Door hardware accessories
  • Alarm annunciators