Manufacturer: Doosan Portable Power | Models: G400WCU-3B-T4F (Tier 4 Final)
The Doosan G400WCU-3B-T4F is a high-capacity, Tier 4 Final mobile generator delivering 399 kVA (319 kW) of dependable prime power for large industrial loads, plant shutdowns, refineries, data centers, construction sites, and emergency response operations. Powered by the Cummins QSL9 Tier 4 Final engine, this generator provides exceptional fuel efficiency, long runtimes, and low operating noise inside a rugged, sound-attenuated enclosure.
Engineered for the rental market, the G400 features a multi-voltage selector switch, robust distribution panel, long-life alternator, and easy access for service and maintenance—making it one of the most versatile and reliable 400-class generators in its category.
399 kVA / 319 kW prime power (60 Hz)
Cummins QSL9 Tier 4 Final diesel engine
Multi-voltage operation for maximum flexibility
Rugged towable generator with sound-attenuated enclosure
Designed for long runtime applications
High motor-starting capability
Rental-ready distribution panel with cam-locks
Heavy-duty alternator and cooling system
(All features sourced from the Doosan specification sheet.)
(Extracted directly from the G400WCU-3B-T4F power tables)
480V: 399 kVA / 319 kW — 480 A
240V: 399 kVA / 319 kW — 960 A
208V: 385 kVA / 308 kW — 1069 A
0.8 (3Ø)
(From the engine data provided in the spec sheet)
Engine: Cummins QSL9 T4F
Rated Speed: 1800 RPM
Emissions: Tier 4 Final
Aftertreatment: SCR / DEF system
Fuel System: Ultra-low sulfur diesel
(Sourced from the dimensions section)
Length: 230 in
Width: 92 in
Height: 102.4 in
Dry Weight: ~17,000 lb
Sound Level: 72 dB(A) @ 23 ft
(Summarized from panel information visible in the PDF)
Cam-lock output connections
Multi-voltage selector switch
Main breaker
Convenience outlets
Emergency stop
Industrial facilities & plant turnarounds
Petrochemical & refinery operations
Construction & heavy civil projects
Large event power distribution
Backup & emergency power
Utility & telecom systems
Mining, drilling, and remote operations
Strong 400-class output for heavy industrial loads
Reliable Cummins Tier 4 Final engine performance
Rugged towable design built for harsh environments
Low operating noise with full sound attenuation
Flexible multi-voltage capability for any application
Designed for long runtimes and maximum uptime
Download the Product Spec Sheet or contact our sales team to learn more about rental or purchase options.
Manufacturer: Doosan Portable Power | Models: G400WCU-3B-T4F (Tier 4 Final)
The Doosan G400WCU-3B-T4F is a high-capacity, Tier 4 Final mobile generator delivering 399 kVA (319 kW) of dependable prime power for large industrial loads, plant shutdowns, refineries, data centers, construction sites, and emergency response operations. Powered by the Cummins QSL9 Tier 4 Final engine, this generator provides exceptional fuel efficiency, long runtimes, and low operating noise inside a rugged, sound-attenuated enclosure.
Engineered for the rental market, the G400 features a multi-voltage selector switch, robust distribution panel, long-life alternator, and easy access for service and maintenance—making it one of the most versatile and reliable 400-class generators in its category.
399 kVA / 319 kW prime power (60 Hz)
Cummins QSL9 Tier 4 Final diesel engine
Multi-voltage operation for maximum flexibility
Rugged towable generator with sound-attenuated enclosure
Designed for long runtime applications
High motor-starting capability
Rental-ready distribution panel with cam-locks
Heavy-duty alternator and cooling system
(All features sourced from the Doosan specification sheet.)
(Extracted directly from the G400WCU-3B-T4F power tables)
480V: 399 kVA / 319 kW — 480 A
240V: 399 kVA / 319 kW — 960 A
208V: 385 kVA / 308 kW — 1069 A
0.8 (3Ø)
(From the engine data provided in the spec sheet)
Engine: Cummins QSL9 T4F
Rated Speed: 1800 RPM
Emissions: Tier 4 Final
Aftertreatment: SCR / DEF system
Fuel System: Ultra-low sulfur diesel
(Sourced from the dimensions section)
Length: 230 in
Width: 92 in
Height: 102.4 in
Dry Weight: ~17,000 lb
Sound Level: 72 dB(A) @ 23 ft
(Summarized from panel information visible in the PDF)
Cam-lock output connections
Multi-voltage selector switch
Main breaker
Convenience outlets
Emergency stop
Industrial facilities & plant turnarounds
Petrochemical & refinery operations
Construction & heavy civil projects
Large event power distribution
Backup & emergency power
Utility & telecom systems
Mining, drilling, and remote operations
Strong 400-class output for heavy industrial loads
Reliable Cummins Tier 4 Final engine performance
Rugged towable design built for harsh environments
Low operating noise with full sound attenuation
Flexible multi-voltage capability for any application
Designed for long runtimes and maximum uptime
Download the Product Spec Sheet or contact our sales team to learn more about rental or purchase options.
