Power transformers for sale.
GSU, substation and surplus power transformers for data centers, utilities, EPCs and industrial projects nationwide.
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J&J Transformers LLC is a power transformer supplier in Sugar Land, Texas, serving projects nationwide. Compare GSU, substation and surplus power transformers for sale, plus diesel generators, natural gas generators, gas turbines and steam power plants. Call Tommy at 346-276-9540 or email tommy@jjtransformers.com for specifications, price and current written availability.
About our equipment listings
Compare each listing's rating, condition, frequency, package scope and evidence. Generator and turbine positions are based on received written offers; current availability requires reconfirmation. Record-review dates are not new availability checks. Call or email Tommy with the J&J reference for specifications, price, allocation and delivery terms.
Completed equipment sales
Four confirmed transformer projects for data centers, utility temporary power and bitcoin power requirements.
SOLDData-Center Twin-Transformer Supply - Two 100 MVA Waukesha Units
138/13.8 kV. Two identical transformers sold for a data center project with an urgent equipment requirement.
SOLDTexas Data-Center Transformer Supply - 75 MVA Prolec
69/34.5 kV · Wye–Wye. Supplied for a Texas data center facing a tight project schedule.
SOLDUtility Temporary-Power Transformer Supply - 30 MVA GE
69 kV. Supplied to support temporary power for a utility customer.
SOLDBitcoin Power Transformer Supply - Federal Pacific 46/12.47 kV
A hard-to-find Wye–Wye configuration, supplied to meet a bitcoin company’s power requirements.
Meet Tommy Marco
Over 10 years selling transformers.
J&J’s owner and CEO works directly with data centers, utilities, EPCs and industrial buyers on equipment requirements, technical records and purchase arrangements.
J&J Transformers LLC supplies power equipment nationwide from Sugar Land, Texas. Work directly with Tommy on specifications, purchase terms and delivery.
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Buy or sell equipment
Need equipment that isn’t listed?
Send your ratings, voltages, quantity and delivery date.
Email for AvailabilityOffering equipment?
Email the nameplate, photos, condition and location.
Offer equipmentWhere is the equipment located?
Equipment dispatch and inspection locations are confirmed privately with J&J when reviewing the quotation. J&J is based in Sugar Land, Texas and serves projects nationwide.
What if my required unit isn’t listed?
Email Tommy your MVA or MW, voltages, quantity and required delivery date. J&J supplies transformers, generators and turbines for projects nationwide.
How do I confirm availability?
Call 346-276-9540 or email tommy@jjtransformers.com. Current condition, availability, price and delivery are confirmed in writing; subject to prior sale.