At Specialty Engineering, our team of high voltage engineers and technicians have extensive experience in every aspect of high voltage equipment testing and maintenance services. Unlike other shops that specialize in high voltage testing for electric utilities, we can test and repair your equipment at your location or at our shop in Vancouver, WA. We have the tools and test equipment to service high voltage equipment ranging from 5kV through 230kV, including oil, air, vacuum, and SF6.

shop services

If you're experiencing any trouble with your high voltage electrical equipment, our team of experienced service engineers and shop technicians can help determine the cause of the problems and whether any steps need to be taken to prevent costly interruptions in service. We provide complete refurbishing services of 5kV to 38kV voltage regulators, reclosers, and breakers including multi-point inspections, diagnostics testing, repair, and painting.

Field Services

Our experienced field crews are completed outfitted with the latest test gear, training, and tools to efficiently commission new substations and generation plants on line or simply provide regular preventative maintenance testing and repair services on existing systems.


Specialty Engineering
10020 NE 72nd Ave, Ste 100
Vancouver, WA 98686
Phone: (360) 693-0588


Specialty Engineering has administered reliable service for comprehensive testing, maintenance and repair of high voltage systems throughout Oregon, Washington, and Alaska since 1981.