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HOLIDAY HOURSClosed: Dec. 24, 25, 30, 31 Jan. 1 HDE E-Comm Unavailable 12/27 - 1/2 for System Maintenance

MQ Power WhisperWatt Super-Silent

Let Hamilton Power Solutions provide you a quote to replace your Multiquip Isuzu engine.

DCA400 Isuzu Engine - a reliable powerhouse crafted for performance and durability. Featuring the Isuzu 6WG1 WhisperWatt engine, this model is engineered for seamless integration with Multiquip and Denyo applications, making it an ideal replacement engine for demanding power needs. With robust construction and cutting-edge technology, the DCA400 provides dependable, efficient power where it’s needed most. Discover why industry leaders trust the DCA400 Isuzu Engine for their critical operations.

Unit Specifications

Prime Rating320 kW400 kVA
Standby Rating336 kW420 kVA
Generator RPM1800
Voltage - Three Phase208, 220, 240, 416, 440, 480V Reconnectable
Voltage - Single Phase120, 127, 139, 240, 254, 277V Adjustable
Generator DesignRevolving Field Self-Ventilated Drip-Proof Single Bearing
Voltage Regulation (No Load to Full Load)±0.5 %
Power Factor0.8
Armature ConnectionStar with neutral
ExcitationBrushless with AVR
No. Poles4-pole
Frequency60 Hz
Frequency Regulation (steady state load)±0.25 %
Sound Level (Full Load at 23 ft.)69 dB(A)

Engine Specifications

Make/ModelIsuzu BQ-6WG1X
EmissionsTier 4 Final
Starting SystemElectric
Design4-cycle, Water Cooled ,Direct Injection, Turbocharged, Charge Air Cooled, EGR, DOC and SCR
Gross Engine Power Output512.3 bhpkW
Fuel Tank Capacity55.5 gal210 L
Fuel Consumption:
Full load22.5 gph85.1 lph
3/4 load17.3 gph65.5 lph
1/2 load12.2 gph46.0 lph
1/4 load7.7 gph29.0 lph
DEF Tank Capacity14.8 gal56L
Coolant Capacity19.4 gal73.6 L
Oil Capacity15 gal57.0 L
Battery12V 200Ah X 2 (24V System)


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Hamilton Power Solutions has an extensive inventory of engines and parts for sale and a team of technical experts waiting to help you. Our team can help find the service replacement you are looking for. Connect with us to find parts, get service, or troubleshoot your problem.

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