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The Perkins® 400 Series engine family continues to set new standards in the compact engine market. Developed alongside customers to fulfil their needs in the generator set market, the 404J-22 has been designed to comply with stringent emissions regulations for EU.

Power Rating

Mechanical Output 17-18.9 kWm (engine gross power) 17-18.9 kWm (engine gross power) Less
Electrical Output 18.8-20.5 kVA (16.4-16.8 kWe) 18.8-20.5 kVA (16.4-16.8 kWe) Less
Rated Speed 1500 rpm 1500 rpm Less

Emission Standards

Emissions EU Stage V EU Stage V Less


Bore 3.3 in 84.0 mm Less
Stroke 3.9 in 100.0 mm Less
Displacement 135.0 in³ 2.2 l Less
Aspiration Naturally aspirated Naturally aspirated Less
Rotation from Flywheel End Anti-clockwise Anti-clockwise Less
Number of Cylinders 4 4 Less
Total Lubricating Capacity 2.8 gal (US) 10.6 l Less
Compression Ratio 23.3:1 23.3:1 Less
Total Coolant Capacity 1.8 gal (US) 7.0 l Less
Cooling System Watercooled Watercooled Less
Combustion System Mechanical Indirect injection Mechanical Indirect injection Less

Engine Dimensions*

Dry Weight 534.0 lb 242.0 kg Less
Width 19.6 in 497.0 mm Less
Height 33.1 in 840.0 mm Less
Length 37.2 in 946.0 mm Less


Note 1 Final dimensions dependent on selected options Final dimensions dependent on selected options Less

Maximised productivity by achieving clean and rapid starting in all conditions whilst delivering impressive steady state and transient response. Stage V certified for the EU mobile genset market ensure flexibility for our customers tailored to their needs.

The 404J-22G engine offers a compact engine that is simple to run under all conditions and easy to maintain.Some features include spin-on filters and cassette-type fuel injection pumps for ease of integration and service accessibility.

The 404J-22G mechanical engine range offers optimised fuel consumption and low oil consumption whilst meeting the EU Stage V emissions standards; all delivered from a reliable mechanical engine to minimise cost of ownership

Perkins engines are designed and developed with our customer in mind. Keeping service cost to a minimum ensures low periodic running costs. This is achieved through 500 hour service intervals for oil and fuel as standard under all operating conditions.

The long productive life of our products is supported through the Perkins 12 month warranty as standard for prime power applications, and the 1500 hour or two year emissions warranty. For further peace of mind, there is also the option to purchase Extended Service Contracts throughPerkins Platinum Protection. Contact your local distributor or visit www.perkins.com/en_GB/aftermarket/perkins-platinum-protection.

Perkins takes pride in manufacturing all products globally to the same high quality standard. All of our products are manufactured in world-class facilities to ensure highest quality for your peace of mind.