basic knowledge

Dry Type vs Oil Immersed Transformers: A Side-by-Side Comparison for Buyers Last month, a contractor in Texas called our engineering team with a problem that sounds simple but isn't: his project s

Sizing and Specifying Transformers for EV Charging Stations: A Technical Guide A single 350 kW ultra-fast charger pulls more current in 15 minutes than a typical convenience store uses in three hours.

Decoding the Transformer Nameplate: A Practical Guide for Engineers and Buyers Why the Nameplate Is the First Thing Inspectors Check I've watched it happen at least a hundred times. A transformer

Total Cost of Ownership: Why Cheap Transformers Cost More in the Long Run The $8,000 "Savings" That Cost $62,000 Two years ago, a procurement manager at a mining company in Western Australia

7 Questions to Ask Before Buying a Power Transformer from China The Price Gap Isn't the Real Problem Last month, a contractor in Texas sent me two quotes for a 500 kVA pad-mounted transformer. One

How to Read a Transformer Nameplate: A Practical Guide The phone call that every project engineer dreads: the transformer just arrived on site, the installation crew is standing by, and the electrical

Grid Modernization in North America: What Transformer Buyers Need to Know in 2026 The U.S. Department of Energy estimates that roughly 70% of the nation's transmission infrastructure has been in s

What Is a Cast Resin Transformer and When Should You Use One? A few months ago, a contractor from Houston emailed us with a straightforward problem: his project site was in a coastal chemical processi

Best Transformer Types for Solar Farm Applications in 2026 In August 2023, a 180 MW solar farm in West Texas tripped offline three times in one week. The inverters were fine. The panels were clean. Th

Cast Resin vs. VPI Dry Type Transformers - A Data Center Engineer's Guide (2026) [Image: Side-by-side comparison of a cast resin transformer coil with smooth epoxy surface (left) and a VPI transfo

UL Listed Transformer & CSA Certification - What North American Buyers Actually Need to Know A contractor in Houston called our office last Tuesday. He had a project in Alberta - a 2.5 MVA pad mou

Dry Type vs Oil Immersed Transformer - How to Choose the Right One for Your Project A project engineer at a Dallas data center campus called us last month. He had a 12 MW load, an indoor electrical ro