Key Specs
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.
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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.
| Gross Mechanical Output | 18.6-20.6 kWm 18.6-20.6 kWm |
| Typical Electrical Output | 20.1-22.3 kVA (16.1-17.8 kWe) 20.1-22.3 kVA (16.1-17.8 kWe) |
| Rated Speed | 1500 rpm 1500 rpm |
| Emissions | EU Stage V EU Stage V |
| Prime | 20.1 kVA 20.1 kVA |
| Standby | 22.3 kVA 22.3 kVA |
| Number of Cylinders | 4 4 |
| Bore | 3.3 in 84 mm |
| Stroke | 3.9 in 100 mm |
| Displacement | 135 in³ 2.2 l |
| Compression Ratio | 23.3:1 23.3:1 |
| Aspiration | Naturally aspirated Naturally aspirated |
| Combustion System | Mechanical Indirect injection Mechanical Indirect injection |
| Rotation from Flywheel End | Anti-clockwise Anti-clockwise |
| Cooling System | Watercooled Watercooled |
| Aftertreatment | - - |
| Typical Alternator Efficiency | 87% 87% |
| Switchable | No No |
| Length | 38.3 in 973 mm |
| Width | 23.2 in 590 mm |
| Height | 33.1 in 840 mm |
| Dry Weight | 534 lb 242 kg |
| Note 1 | *Final dimensions dependent on selected options *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. 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. 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. |
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