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Total Power Range

Gross Mechanical Output 3.6-4 kWm
Typical Electrical Output 3.5-3.9 kVA (2.8-3.2 kWe)
Rated Speed 1500 rpm

50 Hz Typical Electrical Output

Prime 3.5 kVA
Standby 4 kVA

Emission Standards

Emissions EU Stage V


Number of Cylinders 2 inline
Bore 67 mm
Stroke 72 mm
Displacement 0.5 l
Compression Ratio 23.5:1
Aspiration Naturally aspirated
Combustion System Mechanical indirect injection
Rotation from Flywheel End Anti-clockwise
Cooling System Watercooled
Typical Alternator Efficiency 81%
Switchable No

Engine Dimensions*

Length 406 mm
Width 371 mm
Height 523 mm
Dry Weight 70 kg


Note 1 *Final dimensions dependent on selected options


Prime Power Unlimited hours usage with an average load factor of 80% of the published prime power over each 24 hour period. A 10% overload is available for 1 hour in every 12 hours operation.
Standby Power Limited to 500 hours annual usage with an average load factor of 80% of the published standby power rating over each 24 hour period. Up to 300 hours of annual usage may be run continuously. No overload is permitted on standby power.

The Perkins® 400 Series engine family continues to set new standards in the compact engine market. Developed alongside customers to fulfill their needs in the generator set market, they have been designed to comply with stringent emissions regulations for the EU and the USA. The 402 product range offers highly compact Perkins electro units to provide robust 2 cylinder diesel engines designed to provide economic and durable operation for prime power applications, hitting the key power nodes required by the power generation industry.


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