Contact us about your next project

About STC

Specialty Transformer Components provides integrated solutions for products and services in the electrical generation, transmission, and distribution sectors.

We work with our customers to deliver results for your unique needs and applications. Our vast problem-solving experience and broad product knowledge enables us understand your unique needs and provide proven solutions from our past experience.

Our Capabilities

Specialty Transformer Components LLC. offers a variety of custom switch designs and ready to use components for your transformer needs. We work together with our customers to provide technical solutions for your unique needs and applications. Our 30 year experience in developing and building many different designs of switches, transformer cooling solutions, as well as component applications helps us better understand your needs and provide proven solutions from our wealth of experience.

Our most popular product types and services are:

  • De-Energized Tap Changers
  • Series/Parallel Switches
  • Delta-Wye Switches
  • Network Grounding Switches
  • Multiple Voltage Switches
  • Motor Operated Switches
  • LTC Terminal Boards
  • Repair & Rebuild Switches
  • On-Site Switch Maintenance
  • Cooling Fans
  • Transformer Valves
  • Transformer Radiators


With our management team’s commitment to quality, delivery, and manufacturing excellence, we focus on building trustworthy and long-lasting partnerships with our customers and other business partners. We believe that this approach is our vehicle to maintain and build sustainable and mutually beneficial relationships with our customers, employees, and suppliers.

Industries We Serve