Company base: Sugar Land, Texas · Nationwide sales · Tommy Marco

346-276-9540 tommy@jjtransformers.com

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J&J Transformers LLC · 346-276-9540 · tommy@jjtransformers.com

Published specifications for 2 alternatives. Availability remains subject to prior sale and written reconfirmation.
Compare25 New Cummins QSK60 1.3 MW Gas GeneratorsJJ-GEN-QSK60-NEW25 Jenbacher J420E 1.5 MW 50 Hz GeneratorsJJ-J420-MULTI
ManufacturerCumminsINNIO Jenbacher
Rating / output60 Hz: 1,300 kW / 1,625 kVA; 50 Hz: 1,120 kW / 1,400 kVA (approximately 1.1 MW), continuousNominal 1.5 MW per unit
Voltage / winding arrangement50 Hz: 380-440 V; 60 Hz: 416-480 V400 V line-to-line / 231 V line-to-neutral
Vector groupNot applicable; generator connection per technical packageNot applicable; generator connection per technical package
Frequency50/60 Hz; specify required configuration50 Hz
CoolingNot documented; confirm with J&JNot documented; confirm with J&J
Impedance and baseNot documented; confirm with J&JNot documented; confirm with J&J
Tap changerNot documented; confirm with J&JNot documented; confirm with J&J
Insulation / BILNot documented; confirm with J&JNot documented; confirm with J&J
Quantity represented25 units25 units immediately available
Technical details / open items25 brand-new units; separate from the 100-unit used QSK60 G5 offer.; Continuous output in the supplied datasheet: 1,300 kW / 1,625 kVA at 60 Hz; 1,120 kW / 1,400 kVA at 50 Hz (approximately 1.1 MW).; The datasheet identifies GQSK60-G5 for 50 Hz and GQSK60-G8 for 60 Hz. Specify the required frequency before ordering; these ratings describe the corresponding configurations.; Output voltage ranges: 380-440 V at 50 Hz and 416-480 V at 60 Hz. Engine speed: 1,500 RPM at 50 Hz and 1,800 RPM at 60 Hz.; V16 engine with Cummins MCM700 governor; PE734E brushless alternator, permanent-magnet excitation and Class H insulation.; Datasheet package includes a Schneider NW25 four-pole breaker rated 2,500 A and a containerized cooling arrangement. Final accessories and supplied configuration per quotation.; The lower container measures 6.06 m x 2.44 m x 2.59 m. Total wet package weight is 26,840 kg including the upper cooling container; confirm assembled and shipping dimensions for logistics.; Contact Tommy Marco for pricing, current photos, the complete technical package and delivery timing.25 units immediately available in the offered 50 Hz configuration.; Jenbacher J420E enclosed natural gas generator packages, nominal 1.5 MW each, 50 Hz, 400/231 V.; The units are offered in their existing 50 Hz configuration. Any frequency conversion is entirely the buyer's responsibility, arranged and paid for by the buyer. J&J does not perform or include conversion.; A buyer considering conversion must obtain an approved engineering scope for the exact engine, alternator, controls, auxiliaries and resulting output rating.; Generator breaker and connection point included per supplied specification. SCR is a project-specific optional addition.; Contact Tommy for pricing, matching nameplates, current photos, inspection and release terms.
Evidence reviewedSupplied QSK60 Surf MCPD datasheet and current J&J equipment scheduleSupplied J420E package specification and current J&J allocation
Technical value basisSupplied QSK60 Surf MCPD datasheet and current J&J equipment scheduleSupplied J420E package specification and current J&J allocation
Details to confirmMatching technical records, current condition, complete equipment scope and transport detailsMatching technical records, current condition, complete equipment scope and transport details
Represented conditionBrand newNew, enclosed and sound-attenuated, per the supplied package specification
Technical records reviewed2026-10-232026-10-23
Availability25 brand-new units offered; allocation and delivery schedule per quotation; subject to prior sale25 immediately available; subject to prior sale and written allocation
Availability last confirmed2026-10-232026-10-23
Shipping estimateRequest a written dispatch and delivery scheduleRequest a written dispatch and delivery schedule
Nameplate reviewedNot recorded as reviewed; request itNot recorded as reviewed; request it
Drawings reviewedNot recorded as reviewed; request themNot recorded as reviewed; request them
Factory test report reviewedNot recorded as reviewed; request test recordsNot recorded as reviewed; request test records
This unit only Request more info Request more info

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Confirm frequency, cooling-stage ratings, impedance and its base, taps, vector group, grounding, BIL, site conditions and included scope against the project specification. A table cannot approve the fit.

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