Boulder, CO Transformer Buyers
Surplus transformer purchasing for Boulder and the wider Boulder County area. Padmount through station-class, priced from the nameplate, removed entirely at our cost.

| County | Boulder County |
|---|---|
| Market | Mid-Size City |
| Ratings | 15 kVA – 100 MVA |
| Freight & rigging | Our cost |
| Payment | Upfront, before loading |
| Testing | Not required |
Selling a Transformer in Boulder
If you have a transformer to move in Boulder, the equipment itself is rarely the problem — the logistics are. We are a direct buyer, not a listing site or a broker: we price your unit against our own book, pay you upfront before we load, and send our own crane, riggers and heavy-haul truck to Boulder to take it out. Ratings from 15 kVA through 100 MVA, Boulder County and everywhere else in Colorado.
The Colorado market for used transformers
What comes available in this state is shaped by what it runs: oil and gas in the Denver-Julesburg basin, aerospace and federal laboratories along the Front Range, and brewing and food production in northern Colorado. On the utility side, Xcel Energy, Colorado Springs Utilities, Tri-State Generation, Black Hills Energy all operate here, and surplus programs and system upgrades release both distribution and station-class equipment. Moving it out of Boulder means I-25 and I-70 intersect at Denver, our consolidation point for the whole Mountain West. Notably, Front Range coal plant retirements and wind interconnection work are moving station-class transformers off retired sites on a defined schedule.
Why a mid-size city like Boulder is easy for us
Mid-size markets are frequently where the best-value equipment sits, because there is less local competition bidding on it. A well-maintained padmount or a copper-wound dry-type out of a Boulder plant or school district often carries strong resale value and simply has not had a buyer with a truck show up. We are that buyer, and we consolidate Boulder pickups with other Colorado freight so the haul cost never lands on your side of the ledger.
Single units and small lots
You do not need a yard full of equipment to get our attention here. One 750 kVA padmount, three pole-mount cans on pallets, a pair of dry-types out of a mechanical room — we will quote it and we will schedule it. If a single small unit does not justify a dedicated truck immediately, we will tell you honestly and either hold it for the next Colorado run or price it to move now.
Removal and Value
Access constraints we handle in Boulder
Very few transformers sit somewhere convenient. We routinely remove units from basement vaults, upper-floor electrical rooms, fenced substation yards with a single gate, roof-level mechanical decks and live plant floors under escort. Where a unit will not fit through the opening it came in through, we handle door-frame removal, wall coring or on-site disassembly. Where the street must be occupied, we pull the permit. None of that is billed back to you.
Resale value versus scrap weight
Sellers in Boulder are often quoted a scrap number by a metals yard and assume that is the market. It usually is not. A serviceable transformer priced as recoverable equipment commonly brings several times its scrap weight value, because the buyer is paying for a working asset with a long lead time on the new-build alternative. Even a failed unit carries core steel, windings, a tank, a tap changer and accessories worth more assembled than shredded. We will tell you honestly which category yours falls into.
Equipment We Buy in Boulder
Step-Up & Step-Down Transformers
Generator step-up units, collector-substation transformers and step-down service transformers coming out of retired generation, wind and solar repowering, and industrial service upgrades.
500 kVA – 100 MVA180–240 units in inventory rotationPadmount Transformers
Pad-mounted distribution transformers are the single most liquid item we buy. A dead-front loop-feed unit in the 75 to 2500 kVA range with a legible nameplate and a sound tank can be priced from photographs the same day.
75 kVA – 5000 kVA300+ oil-filled units purchased annuallyOil-Filled Transformers
Liquid-filled units — mineral oil, silicone or ester — from 25 kVA pole-mounts up to 20 MVA power transformers. Oil is not a problem for us; containment, testing and disposal are part of what we do.
25 kVA – 20 MVABoulder Questions
Should I drain the oil before you arrive?
Do you actually pay for the freight and rigging out of Boulder?
How fast can you get a crew to Boulder?
What do you need from me to make an offer?
Do you buy transformers that no longer work?
Nearby Coverage
We cover the communities around Boulder on the same terms, and we frequently combine pickups across this area into a single route.
Send the nameplate and the location in Boulder. Firm number, usually the same business day — and the removal is included.
Transformer to move in Boulder?
Payment upfront before loading, no testing required, freight and rigging covered.