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Genloop · Inventory · Generators & transformers

Used Generators and GSU Transformers for Sale

Used turbine generators and generator step-up transformers that Genloop holds as principal, 50 and 60 Hz, from a 185 MVA Siemens generator to a set of five ABB 230 kV GSUs. Large power transformers carry some of the longest lead times in the industry; a tested used unit at the right ratio can bring a project forward by a year.

01 · In the register

Generators and transformers in the register.

Suited to developers energising new generation, utilities replacing failed or ageing units, and repowering projects where the electrical balance of plant is the long-lead item. Ratios, vector groups and ratings are on each unit page so an electrical engineer can check the fit.

All unitsGas turbinesSteam turbinesEngine plantsGenerators & transformersCapital partsData center power50 HzMobile units
NºUnitRatingHistoryStatus
01Siemens GT generator, TLRI 108/46185 MVA · 50 Hz1992Available 02Ganz GSU transformer, 132/15.75 kV180 MVA · 50 Hz1992Available 03Ganz auxiliary transformer, 40/30/10 MVA15.75/10.5/6.3 kV · 50 Hz2005Available 04ABB 230 kV GSU transformers, 5 units80 MVA · 60 Hz2003Available
Selling a unit? Start here · Indicative register · Specifications and availability shared directly · [email protected]
02 · Questions

What buyers ask first.

01

What does a generator step-up transformer do, and why are they in demand?

A GSU transformer raises the generator’s output voltage, 13.8 or 15.75 kV on the units here, to transmission voltage, 132 or 230 kV. New large power transformers carry some of the longest lead times in the industry, so a tested used unit at the right ratio and rating can be the difference between a project energising this year or next.

02

Can a transformer rated for 50 Hz be used at 60 Hz, or the reverse?

Frequency, ratio, vector group and impedance all have to suit the connection. A transformer designed for 50 Hz will generally operate at 60 Hz because the core runs at lower flux, but a 60 Hz design at 50 Hz risks core saturation and is not normally acceptable without an engineering review. Ratios and vector groups are listed on each unit page so an electrical engineer can check the fit.

03

What records matter when buying a used generator?

Winding insulation test results, the rewind and repair history, bearing and cooler condition, and the hours and starts of the prime mover it ran with. Genloop collects these before a unit enters the register and shares them directly under NDA.

03 · The Difference

Every unit arrives de-risked.

Nothing here is a spec sheet with a contact button. Equipment leaves Genloop restored, warrantied, and delivered, with one firm accountable end to end.

Restored & re-warrantied

Fixed-scope refurbishment at the industry's principal shops, warrantied to OEM standard.

Title verified

Condition and title verified on site, directly with owners, before a unit enters this register.

Logistics managed

Dismantling, export compliance, and transport handled as one scope, insured throughout.

Installed & commissioned

Field engineering and EPC coordination through first fire, with O&M planning and spares.

Every asset here began as someone's idle investment. Recovery is where it came from; redeployment is where it goes.

Reading, before you buy or sell
The Midterms Just Made Deliverable Megawatts the Hottest Asset in AmericaFor developers · 14 min Who Is Buying Used Power in America, and Why They Are Paying New Prices for ItFor developers · 20 min

Specifications, records and pricing are shared directly.

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