Transformer Products, Maintenance, Repair & Testing
IPS offers comprehensive maintenance solutions for transformers, encompassing new equipment sales, repairs, and reconditioning. Our expertise is designed to create the best solutions for challenging situations. With our 24/7 service and support, you can trust your critical infrastructure will remain operational, protecting your business from costly interruptions.
IPS buys and sells transformers
We buy, sell, and manufacture transformers to meet your exact needs. Through our network of transformer manufacturing and service centers, we offer one of the largest inventories of new, custom, and remanufactured equipment in the country. With locations across North America, you can count on fast, reliable solutions and shortened lead times.
This inventory includes new, used, and reconditioned transformers:
- Single-phase pole and pad-mount transformers
- Three-phase pad-mount transformers
- MV and LV Dry-type transformers
- Substation transformers
- Department of Energy (DOE) compliant oil-filled, Distribution Transformers
- New and remanufactured medium and high-voltage Power transformers
IPS offers 24/7 service and support for all transformers, with fast delivery, installation, and commissioning. This includes on-site mobile services and emergency support, ensuring you get the service you need when you need it.
Total maintenance solutions for transformers and critical infrastructure
IPS is a total maintenance solution provider for large industrial power consumers who own transformers. We have the engineering and resources to improve system uptime and reliability with both new and legacy assets.
Our transformer specialists repair, refurbish, and rewind all OEM transformers:
- Distribution class transformers
- Dry type
- Power & Auxiliary
- Voltage regulating
- Rectifier
- Special application transformers
We handle in-shop transformer repair and service for units up to 120 MVA auto/230 kV, and higher, based on dimensions and weight. Our field service teams are equipped to handle even larger units, including generator step-up transformers rated up to 345 kV and exceeding 1,000 MVA.
220+ years of combined transformer service and repair experience
IPS has substantial in-house transformer engineering and troubleshooting expertise. We have engineers on staff with transformer design experience from GE, ABB, Hitachi, Delta Star, Westinghouse, and others. We work on all of the leading transformer OEMs.
IPS services, repairs, rewinds, and upgrades transformers and critical infrastructure for:
- Manufacturing and Production: Chemical and polymer, oil and gas, refineries, steel mills, paper mills, and mines.
- Infrastructure and Utilities: Power generation (coal, natural gas, biomass, hydro, solar, wind, and on-site nuclear services), public utilities, commuter rail lines, and government projects.
- Commercial and Institutional: Hospitals, data centers, colleges, and universities.
- Specialty Services: Engineering, procurement, and construction (EPC) firms.
- Data Centers
HV Transformer Testing
The IPS Denver-Kingston service center provides high-voltage testing as part of its comprehensive maintenance portfolio. These tests include:
- Impulse testing up to 750 kV for acceptance testing and QA
- Hi-pot up to 400 kV (applied potential testing)
- Induced test up to 230 kV
- Induced potential ANSI 57.12.90
- Load loss up to 30 MVA base/60 MVA max
Transformer rewinds and repair
IPS offers full rewind capabilities, with premium copper-only rewinds, on any OEM transformer up to 30 MVA base load/60 MVA auto 230 kV. IPS engineers and technicians work with various transformer types:
- Distribution class transformers
- Substation/transmission class
- Arc Furnace
- Voltage regulators
- Rectifiers
- Mobile
- Auxiliary
In addition, our transformer experts work with maintenance specialists and engineers on component changeouts and upgrades. These include gaskets, control cabinets, nitrogen systems, auto sampling — dissolved gas, bushings, valves, pumps, fans, etc.
Field services for transformer maintenance and repair
IPS field service technicians offer low-voltage testing for insulation resistance, transformer-turns-ratio (TTR), and power factor. We provide on-site oil processing services for degassing, moisture and/or particulate removal, re-inhibiting, and retro-fills.
We also handle transformer upgrades and replacement parts, including bushings, fans, gaskets, gauges, pumps, radiators, and valves.
We buy, sell, and manufacture transformers to meet your exact needs. Through our network of transformer manufacturing and service centers, we offer one of the largest inventories of new, custom, and remanufactured equipment in the country. With locations across North America, you can count on fast, reliable solutions and shortened lead times.
This inventory includes new, used, and reconditioned transformers:
- Single-phase pole and pad-mount transformers
- Three-phase pad-mount transformers
- MV and LV Dry-type transformers
- Substation transformers
- Department of Energy (DOE) compliant oil-filled, Distribution Transformers
- New and remanufactured medium and high-voltage Power transformers
IPS offers 24/7 service and support for all transformers, with fast delivery, installation, and commissioning. This includes on-site mobile services and emergency support, ensuring you get the service you need when you need it.
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