Current equipment
J&J Transformers LLC buys, sells, and sources new, unused, surplus, and canceled-project industrial power equipment from Sugar Land, Texas. Review large transformers in the 69–500 kV class and 20–500+ MVA requirements, plus generators, turbines, switchgear, and breakers. Contact Tommy Marco at 346-276-9540 or tommy@jjtransformers.com. Listed opportunities require written availability confirmation and remain subject to prior sale.
Current listings
All currently listed units are available, confirmed by J&J on September 24, 2026. Call or email for pricing and the technical package. Subject to prior sale; final allocation and delivery terms are confirmed in writing. Technical-record review dates refer to the documents reviewed.
J&J Transformers LLC
Transformers and power equipment sold by J&J.
SOLD
138/13.8 kV. Two identical transformers sold for a data center project with an urgent equipment requirement.
SOLD
69/34.5 kV · Wye–Wye. Sourced for a Texas data center facing a tight project schedule.
SOLD
69 kV. Sourced and supplied to support temporary power for a utility customer.
SOLD
A hard-to-find Wye–Wye configuration, sourced and supplied to meet a bitcoin company’s power requirements.
Get started
J&J can help find equipment beyond the public listings. Send your required kVA, MVA or MW, voltages, quantity and delivery date.
Email for AvailabilitySend the nameplate, condition, location, and available records. J&J works with owners and properly authorized representatives.
Offer equipmentHow it works
kVA, MVA or MW, voltage, quantity, site, and required date.
Identity, condition, location, included scope, and authority to sell.
Availability, price, freight, open items, and transaction terms.
Straight answers
J&J Transformers LLC is based in Sugar Land, Texas and serves project teams and equipment owners nationwide. Contact Tommy for equipment specifications, pricing, and delivery arrangements.
Yes. J&J confirmed all currently listed units available on September 24, 2026, including the Prolec GE 132/176/220 MVA 345/34.5 kV transformer. Subject to prior sale; final allocation and delivery terms are confirmed in writing with Tommy Marco at 346-276-9540 or tommy@jjtransformers.com.
All current units listed by J&J Transformers LLC are available. All are brand new, never used and never energized, except the three rebuilt ABB 230/13.8 kV transformers in lot JJ-ABB-230-13-3. J&J confirmed condition and availability on September 24, 2026. Subject to prior sale and written reconfirmation; final allocation and delivery terms are confirmed in writing.
Yes. The ABB / Hitachi 220 MVA, 230/34.5 kV transformer, listing JJ-230-220-1, is available, brand new, never used and never energized. It was built for a project that did not proceed. Contact Tommy Marco at 346-276-9540 or tommy@jjtransformers.com for specifications, pricing and current written availability confirmation. Subject to prior sale.
Equipment location: USA for every currently listed unit except the Kolektor ETRA units, which are in Slovenia. Sugar Land, Texas is J&J's company base, not the equipment location.
JJ-ABB-230-13-3 is the only rebuilt lot in the current inventory: three ABB 230/13.8 kV transformers, rated 40/53.3 MVA at 55 C and 44.8/59.7 MVA at 65 C. It is not a 100 MVA lot and is separate from the new, never-energized ABB / Hitachi 220 MVA 230/34.5 kV unit. Equipment location: USA. Rebuild scope and included accessories require written reconfirmation; subject to prior sale.
Yes. J&J lists a WEG 54/79/90 MVA, 66/34.5 kV transformer with Dyn1 connections and low-side LTC. Its rated high side is 66 kV. Contact Tommy for the technical package and availability.
No public transformer with a 69 kV high side is listed right now. One public ABB 230 kV autotransformer record is reconnectable for 115 kV or 69 kV service. Send the required MVA, exact ratio, quantity, site, and needed-on-site date.
Yes. The public inventory includes two Virginia Transformer groups covering five represented 115/34.5 kV unit IDs in 60 MVA- and 84 MVA-class ratings. Written reconfirmation is required.
Yes. Public records include Georgia Transformer and Kolektor ETRA 138/34.5 kV opportunities plus an IEN Hanchang / JCL 138/13.8 kV design package. Evidence and open items differ by listing.
Yes. The Siemens Energy 63/84/105 MVA 161/34.5 kV transformer is brand new, never used and never energized, with a 13.8 kV additional winding. Current availability requires written confirmation; subject to prior sale.
Yes. 230/34.5 kV listings include ABB / Hitachi 220 MVA, Fortune Electric 167 MVA, and WEG 88 MVA units. The available 345/34.5 kV units are Prolec GE 132/176/220 MVA and Georgia Transformer 108/144/180 MVA. All these units are brand new, never used and never energized. Call 346-276-9540 for specs, price, and availability. Subject to prior sale.
Yes. Jenbacher J420E natural-gas generators: 60 available immediately; 117 on the way, specified at nominal 1.5 MW each, 50 Hz and 400/231 V. Availability requires written reconfirmation and is subject to prior sale. J&J also supplies diesel generators and gas and steam turbines; no turbine lot is public right now.
Yes. J&J supplies power transformers, diesel and natural-gas generators, and gas and steam turbines beyond the public inventory. Submit your MVA or MW, voltages, quantity, project location and required date, or call Tommy Marco at 346-276-9540. Availability and technical fit are confirmed for each candidate.
Call Tommy Marco at 346-276-9540 or email tommy@jjtransformers.com.
