What we buy
Ranges we buy on this page
Storing a transformer takes more than finding an empty corner of a North Carolina plant yard. This guide covers pad condition, oil level, breathing, humidity control and how long is too long for equipment awaiting reuse or removal.
| Phase | kVA | Voltage | Fluid |
|---|---|---|---|
| 1-phase | 10 - 333 kVA | up to 25 kV | Liquid or dry |
| 3-phase | 50 - 20,000 kVA | 115 kV | Liquid or dry |
Who we buy from
Six kinds of seller
- Recyclers
- Electrical contractors
- Equipment dealers
- End users
- Demo contractors
- Distributors
Fast offers
A written offer the same business day, based on your photographs.
Dedicated logistics
Our own crew, trailer and crane, not a brokered haul.
No broker fees
One buyer from first call to cleared pad, with nothing skimmed.
How it works
Six steps from photograph to payment
- 01
Take pictures
Photograph the nameplate, the inside of the cabinet and the tank from both ends. Four frames on a phone are enough to price most units.
- 02
Send them to us
Email or text the photographs with the site address and whether the unit is still energised. We reply the same business day with questions or a number.
- 03
Review the offer
The offer names the unit, the site, the price and the pickup window. It is written, dated and good for thirty days unless the unit changes hands.
- 04
We schedule freight
A crew, a trailer and a crane if the pad needs one. You get the date and the arrival window, and the site does not have to close for it.
- 05
Testing on arrival
Winding resistance, insulation resistance and a turns ratio check, plus oil analysis where the unit is liquid-filled. Results travel with the unit.
- 06
Get paid
Payment is released against the signed bill of sale and the scale ticket, by check or ACH, with the paperwork copy left on site.
What we handle
The parts sellers dread
Rigging
Crane, skates and a route survey for anything that will not roll onto a trailer.
Oil containment
Pans, absorbent and a spill plan before a drain plug is touched.
Bill of sale
A document that clears a lien, a lease or a bankruptcy file, not a handwritten note.
PCB paperwork
Testing and manifesting for pre-1979 oil, handled before the unit moves.
On the ground
The short version
Keep the transformer upright on a level, load-bearing pad with drainage away from the tank. Check pad condition for settlement, broken edges and standing water.
A tilted unit can give a misleading oil-level reading and leave radiator surfaces or tank fittings exposed to repeated wetting.
Follow the manufacturer's storage instructions for the specific tank design. Record oil level, ambient temperature and gauge readings together.
Protect bushings and cable openings, preserve the specified breathing arrangement, and control humidity around dry-type windings rather than simply covering the enclosure with a plastic sheet.
Local reality
Why a seller should care
A buyer needs to distinguish an idle transformer from one that deteriorated in storage. Dated photographs of the nameplate, oil gauge, bushings and pad help establish that difference.
Inspection logs should identify leaks, missing parts and any movement between a covered bay and an outdoor yard.
Storage damage can obscure the original reason a unit left service. Moisture entering through an uncapped opening may compromise insulation even when the winding had no known operating fault.
Keep removal reports, prior electrical test results and any fluid analysis with the asset identification number.
Around the site
The arithmetic
Start with the documented shipping or operating weight, not an estimate from tank dimensions. Divide the supported load by the actual bearing area to assess pad loading, then have a qualified person evaluate slab capacity.
Narrow skids concentrate load differently than a full transformer base.
Track elapsed storage time alongside inspection dates, not as a stand-alone expiration date. Twelve months under maintained manufacturer-specified conditions is different from twelve months with a leaking gasket.
Compare oil-level readings at similar temperatures; thermal expansion can move the gauge without indicating a new leak.
Where it sits
Where people go wrong
Wrapping an outdoor dry-type unit tightly in plastic can trap condensation against windings and terminal supports. Use the manufacturer's enclosure, ventilation and humidity-control instructions.
Where approved heaters are required, verify their operation and electrical protection; a disconnected heater cord provides no protection during humid North Carolina weather.
An oil-filled tank must not be opened casually to check its contents. Breaking a sealed system can admit damp air or disturb a specified gas blanket.
On conservator-equipped units, inspect the breather and desiccant according to manufacturer instructions instead of plugging the breathing path.
On the ground
Value impact
Condition affects whether a stored unit can be considered for reuse or requires a different recovery path. Intact bushings, complete radiators and legible records support evaluation.
A rusted tank seam, cracked porcelain or evidence of water intrusion creates additional uncertainty that photographs alone cannot resolve.
Long storage does not automatically condemn a transformer, and a clean paint surface does not establish winding condition. Before any proposed return to service, qualified personnel should determine the required inspections and tests.
Insulation resistance, fluid testing and other checks must fit the unit's design and history.
Local reality
Your next move
Build a storage record before moving the unit again: nameplate photographs, dimensions, documented weight, fluid type, present oil level and known defects. Include the last energized date if known.
Photograph the access route, overhead obstructions and pad edges so removal planning starts with actual site conditions.
Transformer Buyers NC buys used, surplus, failed and obsolete transformers throughout North Carolina. For a stored unit, identify who controls access, whether it remains electrically connected, and which records exist.
Leave isolation, lifting and fluid handling to qualified personnel; storage checks are not permission to energize.
Get started
Get an offer in minutes
Five fields is all it takes. Photographs help, but a nameplate and a town are enough to start.
No fee, no obligation. We reply the same business day.
Tell us what you have
We reply the same business day.
Questions
Straight answers
Equipment types
How long can a transformer stay in storage?
There is no universal storage limit. Follow the manufacturer's instructions and review inspection records, moisture exposure, seals and any required heater operation. A unit with unknown storage history needs a condition assessment before reuse, even if its tank and enclosure look clean.
Service area
Should an oil-filled transformer breathe during storage?
That depends on its design. A sealed tank and a conservator-equipped transformer require different arrangements. Maintain the specified seals, gas system or breather, and inspect desiccant where fitted. Do not add a vent or block a breathing path without manufacturer direction.
Payment
What records should accompany a stored transformer?
Keep the nameplate identification, last energized date, removal reason, inspection log and available test reports together. Record oil-level observations with temperature and note leaks or damaged bushings. Document storage locations and moves so the evaluator can trace exposure and handling history.
Logistics
Value impact: what should a seller know?
Condition affects whether a stored unit can be considered for reuse or requires a different recovery path. Intact bushings, complete radiators and legible records support evaluation.