Manufacturer: Doosan Portable Power | Models: G25WDO-3A-T4F (Tier 4 Final)
The Doosan G25WDO-3A-T4F is a compact, ultra-quiet, and fuel-efficient mobile generator delivering 25 kVA (20 kW) of dependable prime power. Engineered for events, construction sites, emergency backup, and light industrial use, the G25 combines a Doosan D18 Tier 4 Final engine with a rugged, sound-attenuated enclosure to ensure reliable performance in demanding conditions.
With a 3-position voltage selector, switchable 50/60 Hz frequency, and a long 25.9-hour runtime, this generator is built for maximum uptime, flexibility, and ease of operation—making it a favorite in rental fleets and field operations.
25 kVA / 20 kW prime output
Multi-voltage capability: 480V • 240V • 208V 3Ø • 240/120V 1Ø
3-position voltage selector switch
50/60 Hz switchable
Quiet operation: 63 dB(A) @ 23 ft
Long runtime: 25.9 hours @ 100% load
Tier 4 Final Doosan D18 engine
Rental-ready, sound-attenuated steel enclosure
Compact footprint and easy towing
Ideal for events, construction, and emergency power
(All features confirmed from the spec sheet.)
(Directly from the “Specifications” table)
480V: 25 kVA (20 kW) — 30 A
240V: 25 kVA (20 kW) — 60 A
208V: 22 kVA (17 kW) — 61 A
240V: 16.5 kVA / 16.5 kW — 69 A
120V: 16.5 kVA / 16.5 kW — 69 × 2 A
400V: 20 kVA (16 kW) — 29 A
50/60 Hz switchable
(From page 2 engine data)
Engine: Doosan D18
Displacement: 1.794 L
Cylinders: 3
Power @ 1800 RPM: 33.5 HP (25 kWm)
Emissions: Tier 4 Final
Aftertreatment: DOC (no DEF required)
Fuel Tank: 47 gal (177 L)
Runtime @ 100% Load: 25.9 hours
(From dimensions table)
Length: 130.5 in
Width: 72.8 in
Height: 76.6 in
Weight (Ready-to-Run): 3,140 lb (1,424 kg)
63 dB(A) @ 23 ft (7 m), 100% load
Construction & small jobsite power
Events & entertainment
Light industrial loads
Emergency & disaster response
Remote site power
Telecom and utility support
Quiet, fuel-efficient, and highly portable
Multi-voltage flexibility for any small-power application
Tier 4 Final engine with no DEF system
Long runtime minimizes refueling needs
Rugged towable build for harsh jobsite conditions
Perfect for rental fleets and field operations
Download the Product Spec Sheet or contact our sales team to learn more about rental or purchase options.
Manufacturer: Doosan Portable Power | Models: G25WDO-3A-T4F (Tier 4 Final)
The Doosan G25WDO-3A-T4F is a compact, ultra-quiet, and fuel-efficient mobile generator delivering 25 kVA (20 kW) of dependable prime power. Engineered for events, construction sites, emergency backup, and light industrial use, the G25 combines a Doosan D18 Tier 4 Final engine with a rugged, sound-attenuated enclosure to ensure reliable performance in demanding conditions.
With a 3-position voltage selector, switchable 50/60 Hz frequency, and a long 25.9-hour runtime, this generator is built for maximum uptime, flexibility, and ease of operation—making it a favorite in rental fleets and field operations.
25 kVA / 20 kW prime output
Multi-voltage capability: 480V • 240V • 208V 3Ø • 240/120V 1Ø
3-position voltage selector switch
50/60 Hz switchable
Quiet operation: 63 dB(A) @ 23 ft
Long runtime: 25.9 hours @ 100% load
Tier 4 Final Doosan D18 engine
Rental-ready, sound-attenuated steel enclosure
Compact footprint and easy towing
Ideal for events, construction, and emergency power
(All features confirmed from the spec sheet.)
(Directly from the “Specifications” table)
480V: 25 kVA (20 kW) — 30 A
240V: 25 kVA (20 kW) — 60 A
208V: 22 kVA (17 kW) — 61 A
240V: 16.5 kVA / 16.5 kW — 69 A
120V: 16.5 kVA / 16.5 kW — 69 × 2 A
400V: 20 kVA (16 kW) — 29 A
50/60 Hz switchable
(From page 2 engine data)
Engine: Doosan D18
Displacement: 1.794 L
Cylinders: 3
Power @ 1800 RPM: 33.5 HP (25 kWm)
Emissions: Tier 4 Final
Aftertreatment: DOC (no DEF required)
Fuel Tank: 47 gal (177 L)
Runtime @ 100% Load: 25.9 hours
(From dimensions table)
Length: 130.5 in
Width: 72.8 in
Height: 76.6 in
Weight (Ready-to-Run): 3,140 lb (1,424 kg)
63 dB(A) @ 23 ft (7 m), 100% load
Construction & small jobsite power
Events & entertainment
Light industrial loads
Emergency & disaster response
Remote site power
Telecom and utility support
Quiet, fuel-efficient, and highly portable
Multi-voltage flexibility for any small-power application
Tier 4 Final engine with no DEF system
Long runtime minimizes refueling needs
Rugged towable build for harsh jobsite conditions
Perfect for rental fleets and field operations
Download the Product Spec Sheet or contact our sales team to learn more about rental or purchase options.
