Haifeng Machinery
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SDEC

SDEC 6KTAA25-G37

K Series

In Production

The SDEC 6KTAA25-G37 is a 25-litre inline-6 diesel engine for generator sets, rated at 756 kVA / 605 kWe prime power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China.

Manufacturer files
2 datasheets
Last updated
2026-05-29
Package route
diesel generator sets
Prime Power · 50 Hz
756 kVA
Electrical Output
605 kWe
Cylinders
L6
Displacement
25 L
Rated Speed
1,500 RPM

Power Ratings

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

50 Hz1500 RPM

kWmkWekVA
Prime Power672.2605756.3
Shareable spec cardSDEC 6KTAA25-G37 summary imageOpen image
SDEC 6KTAA25-G37 25L L6 diesel generator engine — 756 kVA prime specifications

SDEC 6KTAA25-G37 generator set context

The SDEC 6KTAA25-G37 is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 756 kVA / 605 kWe / prime 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

6ktaa25g376KTAA25 G37SDEC 6KTAA25-G37K Series 6KTAA25-G37

Technical Specifications

BrandSDEC
Model6KTAA25-G37
SeriesK Series
ConfigurationL6
Cylinders6
Displacement25 L
Fuel TypeDiesel
Ignition TypeCompression Ignition
Cooling MethodLiquid-Cooled
Emissions StandardChina National Stage III / Unregulated
Country of OriginChina

Frequently asked questions

What is the power output of the SDEC 6KTAA25-G37?

The SDEC 6KTAA25-G37 is rated at 756 kVA prime at 50 Hz (1,500 rpm).

Does the 6KTAA25-G37 run at 50 Hz or 60 Hz?

The SDEC 6KTAA25-G37 is rated for 50 Hz (1,500 rpm).

What fuel does the SDEC 6KTAA25-G37 use?

The SDEC 6KTAA25-G37 is a diesel generator-set engine.

What is the displacement and cylinder configuration of the 6KTAA25-G37?

The SDEC 6KTAA25-G37 is an inline-6 (6-cylinder) engine with a displacement of 25 L.

Is the SDEC 6KTAA25-G37 still in production?

Yes — the SDEC 6KTAA25-G37 is a current production model.

Is a datasheet available for the 6KTAA25-G37?

Yes — an official SDEC datasheet for the SDEC 6KTAA25-G37 can be downloaded from this page.

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