Transformer Maintenance, Repair & Field Services Knowledge Center
Explore expert articles, technical insights, and best practices covering transformer maintenance, repair, field services, electrical testing, and asset reliability to help maximize equipment performance and extend transformer life.
What’s Happening Inside Your Transformer?
Mineral oil is the lifeblood of a transformer and is by far the dominant fluid used in transformers. There are many reasons why mineral oil is used as an insulating fluid in transformers. One, it is an excellent dielectric medium
July 1, 2026
Preventing Moisture Damage with a Transformer Heat Run
What is a heat run on a transformer, and why do we perform it? Recently we were asked this question, and it’s a great one, because heat runs are a critical step in ensuring transformer reliability and long term performance.
June 16, 2026
