Coil And Transformer Manufacturing To Your Specification

Specializing in Switch Mode Transformers and All Types of Ferrite Windings
We can handle all your needs from low-volume engineering runs to large manufacturing volumes. If you require a quotation on an existing item you may send a sample with all drawings and engineering specifications.

Our high voltage and specialty transformer division can supply air, ferrite and 50 to 60hz laminated iron core units up to 10 kv at 5 kva. If you need our design services, you may send all the necessary electrical and mechanical parameters on your letterhead to us and we will get back to you with a budgetary quotation and delivery date.

Modern Facilities:

  • Factory Area: 70,000 square feet
  • Factory Approval: ISO 9001
  • UL 1446 Insulation Systems Approval
  • TUV Certified Manufacturing Facility

Modern facilities shown below at Trio Engineering Co., Ltd.

Manufacturing Capabilities

Assemblies:
  • Surface Mount Assembly Line
  • Through Hole Assembly Lines
  • ATE Test Equipment for Assemblies and Components
Wound Parts:
  • Bobbin Winding Production Lines for Linear and Ferrite
  • Transformers and Inductors
  • Toroidal Coil Winding Production Lines
  • Tape and Reel Equipment for Surface Mount Transformers and Inductors
  • Encapsulation and Varnish Impregnation and Conformal Coating
  • Ferrite Core Gapping Equipment