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Transformer Seller Guides

Everything we have learned buying transformers, written for the person who has one to sell and has never done this before. No sales pitch, just the information that changes what you get paid.

Large oil-filled substation transformer with radiator fin banks, loaded on rails and skids ready for transport
Oil-filled unit with radiator bank · purchased

All guides

8 articles

How to Sell a Used Transformer

Six steps, in order, with the mistakes that cost sellers money at each one.

How to Read a Transformer Nameplate

The plate on the side of your transformer tells a buyer almost everything. Here is how to read it.

What Drives the Price of a Used Transformer

Two transformers with the same kVA rating can be worth wildly different numbers. These are the reasons why.

PCBs, Oil and What It Means for Selling

PCB status is the question that keeps most old oil-filled units sitting in yards. It is more manageable than it looks.

Pad-Mount vs Dry-Type: What You Have

The fastest way to identify your unit, and why the answer changes what it is worth.

Decommissioning and Rigging a Transformer

The removal is usually the part sellers worry about most. Here is what actually happens, and what it costs you.

Copper vs Aluminum Windings and Value

Winding material is one of the largest single value factors in a used transformer, and it is often not obvious.

Scrap Value vs Resale Value

This is the most expensive decision a transformer seller makes, and it is usually made with the least information.

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