Manufacturer: Doosan Portable Power | Models: G40WDO-3A-T4F (Tier 4 Final)
The Doosan G40WDO-3A-T4F is a compact, quiet, and fuel-efficient mobile generator delivering 39 kVA (31 kW) of prime power for construction sites, events, light industrial loads, and emergency backup applications. Powered by the reliable Doosan D24 Tier 4 Final engine and built with a rugged, sound-attenuated enclosure, this model provides dependable performance in harsh environments while maintaining low operating noise at only 64 dB(A).
With multi-voltage capability, a 3-position voltage selector switch, and 50/60 Hz frequency switching, the G40 is a versatile, rental-ready solution engineered for maximum uptime and easy operation.
39 kVA / 31 kW prime power (60 Hz)
Multi-voltage output: 480V • 240V • 208V • 240/120V single-phase
3-position voltage selector switch
50/60 Hz switchable
Quiet operation: 64 dB(A) @ 23 ft
Long runtime: 44.9 hours at 100% load
Doosan D24 Tier 4 Final engine with no DEF required
Rugged, towable design built for rental and jobsite demands
Reliable, simple operator interface
(All features sourced from pages 1–2.)
(Directly from power table)
480V: 39 kVA / 31 kW — 47 A
240V: 39 kVA / 31 kW — 93 A
208V: 39 kVA / 31 kW — 106 A
240V: 32 kVA / 32 kW — 134 A
120V: 32 kVA / 32 kW — 134 × 2 A
400V: 31 kVA / 25 kW — 45 A
50/60 Hz switchable
(From page 2)
Engine: Doosan D24
Displacement: 2.392 L
Cylinders: 4
Output @ 1800 RPM: 48.8 HP (36 kWm)
Emissions: Tier 4 Final
Aftertreatment: DOC (no DEF required)
Fuel Tank Capacity: 110 gal
Runtime @ 100% Load: 44.9 hours
(From physical specifications)
Length: 130.5 in
Width: 72.8 in
Height: 78.4 in
Weight (Ready-to-Run): 3,870 lb
Noise Rating: 64 dB(A) @ 23 ft (100% load)
Construction & small jobsite power
Events & entertainment
Temporary facilities
Disaster relief & emergency power
Light industrial & utilities
Telecom and remote site operations
Quiet, efficient operation suitable for urban or event settings
Long runtime drastically reduces refueling requirements
Multi-voltage flexibility with fast switching
Rugged enclosure built for harsh environments
Reliable Doosan D24 engine with Tier 4 Final compliance
Ideal for small to mid-size power needs in any application
Download the Product Spec Sheet or contact our sales team to learn more about rental or purchase options.
Manufacturer: Doosan Portable Power | Models: G40WDO-3A-T4F (Tier 4 Final)
The Doosan G40WDO-3A-T4F is a compact, quiet, and fuel-efficient mobile generator delivering 39 kVA (31 kW) of prime power for construction sites, events, light industrial loads, and emergency backup applications. Powered by the reliable Doosan D24 Tier 4 Final engine and built with a rugged, sound-attenuated enclosure, this model provides dependable performance in harsh environments while maintaining low operating noise at only 64 dB(A).
With multi-voltage capability, a 3-position voltage selector switch, and 50/60 Hz frequency switching, the G40 is a versatile, rental-ready solution engineered for maximum uptime and easy operation.
39 kVA / 31 kW prime power (60 Hz)
Multi-voltage output: 480V • 240V • 208V • 240/120V single-phase
3-position voltage selector switch
50/60 Hz switchable
Quiet operation: 64 dB(A) @ 23 ft
Long runtime: 44.9 hours at 100% load
Doosan D24 Tier 4 Final engine with no DEF required
Rugged, towable design built for rental and jobsite demands
Reliable, simple operator interface
(All features sourced from pages 1–2.)
(Directly from power table)
480V: 39 kVA / 31 kW — 47 A
240V: 39 kVA / 31 kW — 93 A
208V: 39 kVA / 31 kW — 106 A
240V: 32 kVA / 32 kW — 134 A
120V: 32 kVA / 32 kW — 134 × 2 A
400V: 31 kVA / 25 kW — 45 A
50/60 Hz switchable
(From page 2)
Engine: Doosan D24
Displacement: 2.392 L
Cylinders: 4
Output @ 1800 RPM: 48.8 HP (36 kWm)
Emissions: Tier 4 Final
Aftertreatment: DOC (no DEF required)
Fuel Tank Capacity: 110 gal
Runtime @ 100% Load: 44.9 hours
(From physical specifications)
Length: 130.5 in
Width: 72.8 in
Height: 78.4 in
Weight (Ready-to-Run): 3,870 lb
Noise Rating: 64 dB(A) @ 23 ft (100% load)
Construction & small jobsite power
Events & entertainment
Temporary facilities
Disaster relief & emergency power
Light industrial & utilities
Telecom and remote site operations
Quiet, efficient operation suitable for urban or event settings
Long runtime drastically reduces refueling requirements
Multi-voltage flexibility with fast switching
Rugged enclosure built for harsh environments
Reliable Doosan D24 engine with Tier 4 Final compliance
Ideal for small to mid-size power needs in any application
Download the Product Spec Sheet or contact our sales team to learn more about rental or purchase options.
