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Cummins QSL9G1

QSL Series

In Production

Cummins QSL9G1 generator-drive diesel engine discovered in the GenProBase public selector. GenProBase lists 2 row(s) across 50Hz, 60Hz with 8.8 L displacement, 6L cylinders, liquid-cooled cooling, and U.S. EPA Tier 3 / EU Stage IIIA / China III emissions labeling. Treat this row as source-discovered and prioritize OEM datasheet attachment in a follow-up pass.

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Manufacturer files
No datasheet
Last updated
2026-08-05
Package route
diesel generator sets
Standby Power · 50 Hz
220 kVA
Electrical Output
176 kWe
Cylinders
L6
Displacement
8.8 L
Rated Speed
1,500 / 1,800 RPM

Power Ratings

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

50 Hz1500 RPM

kWmkWekVA
Prime Power183160
Standby Power213176

60 Hz1800 RPM

kWmkWekVA
Prime Power209182
Standby Power242200
Shareable spec cardCummins QSL9G1 summary imageOpen image
Cummins QSL9G1 8.8L L6, turbocharged aftercooled diesel generator engine — 220 kVA standby specifications

Cummins QSL9G1 generator set context

The Cummins QSL9G1 is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 220 kVA / 176 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

qsl9g1Cummins QSL9G1QSL Series QSL9G1

Technical Specifications

BrandCummins
ModelQSL9G1
SeriesQSL Series
ConfigurationL6, turbocharged aftercooled
Cylinders6
Displacement8.8 L
Fuel TypeDiesel
Ignition TypeCompression Ignition
Cooling MethodLiquid-Cooled
Emissions StandardU.S. EPA Tier 3 / EU Stage IIIA / China III
CertificationsU.S. EPA Tier 3, EU Stage IIIA, China III
Country of OriginUnited States / United Kingdom

Frequently asked questions

What is the power output of the Cummins QSL9G1?

The Cummins QSL9G1 is rated at 220 kVA standby / 200 kVA prime at 50 Hz (1,500 rpm); and 250 kVA standby / 228 kVA prime at 60 Hz (1,800 rpm).

Does the QSL9G1 run at 50 Hz or 60 Hz?

The Cummins QSL9G1 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).

What fuel does the Cummins QSL9G1 use?

The Cummins QSL9G1 is a diesel generator-set engine.

What is the displacement and cylinder configuration of the QSL9G1?

The Cummins QSL9G1 is an inline-6 (6-cylinder) engine with a displacement of 8.8 L.

What emissions standard does the QSL9G1 meet?

The Cummins QSL9G1 is certified to U.S. EPA Tier 3 / EU Stage IIIA / China III emissions standards.

Is the Cummins QSL9G1 still in production?

Yes — the Cummins QSL9G1 is a current production model.

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