Transformers
IPS offers total maintenance solutions for transformers, from new equipment sales and repairs to reconditioning. Our in-house engineering and mobile field services are designed to minimize your downtime. With our 24/7 service and support, you can trust your critical infrastructure will remain operational, protecting your business from costly interruptions.
Transformer Products, Maintenance, Repair & Testing: Hi-pot
IPS buys and sells transformers
We buy, sell, and manufacture transformers to meet your specific needs. Our partnerships with B&B Transformers and Surplec allow us to offer the largest inventory of new, custom, and remanufactured equipment in the country, with locations across North America, including our new facility in Sherbrooke, Quebec. Count on us for fast, reliable solutions and short lead times.
This inventory includes new, used, and reconditioned transformers:
- Pad-mount transformers
- Dry-type transformers
- Overhead Transformers
- Substation transformers
- New, Department of Energy (DOE) compliant oil-filled, distribution-class transformers from B&B Transformers
- New and remanufactured medium- and high-voltage 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:
- Power & Auxiliary
- Mobile
- Arc furnace
- Voltage regulating
- Rectifier
- Dry type (recondition & refurbish only)
We handle in-shop transformer repair and service for units up to 60 MVA auto/230 kV. 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, and Westinghouse. We work on all of the leading transformer OEMs.
IPS services, repairs, 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.
Transformer testing per IEEE C57.12.00
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:
- Substation/transmission class
- Arc furnace
- Voltage regulators
- Rectifiers
- Mobile
- Auxiliary
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.
NETA-certified transmission and distribution, protection, and control services
Adding PowerServe to the IPS network expanded our on-site power management and distribution resources. PowerServe provides essential services like arc flash and infrared systems studies, breaker remanufacturing, and electrical asset recovery. Our expertise includes short circuit studies, which verify that your electrical system's equipment can safely handle high-energy faults. These studies are critical for ensuring your power system is safe and compliant.
We buy, sell, and manufacture transformers to meet your specific needs. Our partnerships with B&B Transformers and Surplec allow us to offer the largest inventory of new, custom, and remanufactured equipment in the country, with locations across North America, including our new facility in Sherbrooke, Quebec. Count on us for fast, reliable solutions and short lead times.
This inventory includes new, used, and reconditioned transformers:
- Pad-mount transformers
- Dry-type transformers
- Overhead Transformers
- Substation transformers
- New, Department of Energy (DOE) compliant oil-filled, distribution-class transformers from B&B Transformers
- New and remanufactured medium- and high-voltage 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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