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Cummins C250N6

GTA855E Genset

In Production

Cummins C250N6 is a 250 kWe / 312 kVA, 60 Hz natural-gas standby generator using the 14 L GTA855E inline-six engine. Cummins publishes EPA stationary emergency certification in the model specification and also lists the current GTA855E platform for stationary non-emergency applications.

Cummins C250N6 14L Inline-6 Turbocharged Aftercooled natural gas generator engine — 312 kVA standby specifications
Cummins C250N6 14L Inline-6 Turbocharged Aftercooled natural gas generator engine — 312 kVA standby specifications
Standby Power · 60 Hz
312 kVA
Electrical Output
250 kWe
Cylinders
L6
Displacement
14 L
Rated Speed
1,800 RPM

Power Ratings

kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf

60 Hz1800 RPM

kWmkWekVA
Standby Power250312

Cummins C250N6 generator set context

The Cummins C250N6 is listed here as a natural gas generator-drive engine for 60 Hz generator sets, with a headline 312 kVA / 250 kWe / standby rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.

Also searched as

c250n6Cummins C250N6GTA855E Genset C250N6

Technical Specifications

BrandCummins
ModelC250N6
SeriesGTA855E Genset
ConfigurationInline-6 Turbocharged Aftercooled
Cylinders6
Displacement14 L
Fuel TypeNatural Gas
Ignition TypeSpark Ignition
Cooling MethodLiquid-Cooled
Emissions StandardU.S. EPA Stationary
CertificationsU.S. EPA Stationary, U.S. EPA Stationary Emergency, U.S. EPA Stationary Non-Emergency, U.S. EPA NSPS
Country of OriginUnited States

Frequently asked questions

What is the power output of the Cummins C250N6?

The Cummins C250N6 is rated at 312 kVA standby at 60 Hz (1,800 rpm).

Does the C250N6 run at 50 Hz or 60 Hz?

The Cummins C250N6 is rated for 60 Hz (1,800 rpm).

What fuel does the Cummins C250N6 use?

The Cummins C250N6 is a Natural Gas generator-set engine.

What is the displacement and cylinder configuration of the C250N6?

The Cummins C250N6 is an inline-6 (6-cylinder) engine with a displacement of 14 L.

What emissions standard does the C250N6 meet?

The Cummins C250N6 is certified to U.S. EPA Stationary emissions standards.

Is the Cummins C250N6 still in production?

Yes — the Cummins C250N6 is a current production model.

Is a datasheet available for the C250N6?

Yes — an official Cummins datasheet for the Cummins C250N6 can be downloaded from this page.

Reference

Last database update
2026-07-26
Manufacturer files
2 datasheets linked

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