First Cummins-powered Doosan — Stamford alternator and Cummins F3.8 engine deliver premium-grade components at 15-30% below MQ Power/Airman pricing.
88 kW standby · Diesel · Liquid-cooled
Commercial construction sites, emergency standby for mid-size buildings, rental fleet 100 kVA class, and temporary power for events and film production.
80 kW prime diesel portable generator. Cummins F3.8-powered with 67 dBA operation, Stamford alternator, and dual-frequency switching.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G125
Cummins QSB5 with no DPF required for Tier 4 Final — simpler maintenance than DPF-equipped competitors. 24.9-hour full-load runtime from 176.5-gallon tank.
110 kW standby · Diesel · Liquid-cooled
Commercial construction, mid-size building emergency standby, rental fleet 125 kVA class, and temporary power for large events or commercial renovations.
100 kW prime diesel portable generator. Cummins QSB5-G11-powered with 68 dBA operation, 176.5-gallon tank, and 24.9-hour runtime.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G150
23% more power than the G125 in the exact same chassis and footprint. Cummins QSB5 with no DPF — bridges the gap before stepping up to the larger DualBox G190.
135 kW standby · Diesel · Liquid-cooled
Commercial construction needing 100-150 kW, rental fleet gap-filler between 125 and 190 kVA classes, and temporary power for mid-size commercial buildings.
123 kW prime diesel portable generator. Cummins QSB5-G12-powered with 68 dBA operation and shared G125 chassis.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G190
First DualBox enclosure model — separated powertrain and cooling compartments for improved thermal management. 368-gallon tank delivers 31.7-hour runtime at Cummins pricing advantage.
160 kW standby · Diesel · Liquid-cooled
Large commercial construction, data center temporary power, utility emergency standby, and rental fleet heavy-duty class.
145 kW prime diesel portable generator. Cummins QSB7-G8-powered with 69 dBA operation, DualBox enclosure, and 368-gallon tank.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G240
Higher-output QSB7 variant in the same DualBox chassis as the G190 — 30% more power without a larger footprint. 27-hour runtime from 368-gallon tank at full load.
200 kW standby · Diesel · Liquid-cooled
Large commercial construction, hospital and data center temporary power, utility emergency standby, and rental fleet heavy-duty class.
190 kW prime diesel portable generator. Cummins QSB7-G9-powered with 69 dBA operation, 368-gallon tank, and 27-hour runtime.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G25
Rental-grade CoolBox enclosure at 15-30% below MQ Power/Airman pricing. Doosan D18 engine is simple and reliable with low maintenance costs.
22 kW standby · Diesel · Liquid-cooled
Small construction sites, single-trade contractors, residential renovation backup, and rental fleet entry-level units.
20 kW prime diesel portable generator. Doosan D18-powered with 63 dBA operation and 25-hour runtime at full load.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G325
Cummins QSL9 8.9L in the large-frame class at 15-30% below Atlas Copco and MQ Power. 480-gallon tank and 1,000A main breaker for sustained heavy loads.
290 kW standby · Diesel · Liquid-cooled
Large commercial construction, data center temporary power, utility emergency standby, hospital backup, and rental fleet large-frame class.
260 kW prime diesel portable generator. Cummins QSL9-G9-powered with 480-gallon tank and 1,000A main breaker.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G40
110-gallon tank delivers 24+ hour runtime at full load — class-leading for 40 kVA portables. CoolBox enclosure at 64 dBA matches WhisperWatt pricing 15-30% lower.
34 kW standby · Diesel · Liquid-cooled
Multi-day construction sites, commercial renovation backup, rental fleet mid-range units, and temporary event power.
30 kW standby diesel portable generator. Doosan D24-powered with 64 dBA operation, CoolBox enclosure, and 110-gallon tank.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G400
Current-generation Tier 4 Final replacement for the legacy G450. Cummins QSG12 with variable-speed cooling fan and 470-gallon tank at value-tier pricing.
374 kW standby · Diesel · Liquid-cooled
Large commercial construction, data center temporary power, utility emergency standby, industrial facilities, and rental fleet large-frame class.
340 kW prime diesel portable generator. Cummins QSG12-powered with 11.8-liter engine and 470-gallon tank.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G450
Legacy Tier 2 with no DPF, no SCR, no DEF — the simplest large-frame maintenance in the lineup. Cummins QSX15 proven reliability at value-tier pricing.
400 kW standby · Diesel · Liquid-cooled
Large construction sites in Tier 2-permissible jurisdictions, mining operations, industrial standby, and rental fleet legacy units still in active service.
375 kW prime diesel portable generator. Cummins QSX15-powered large-frame unit with 574-gallon tank. Legacy Tier 2 model.
Tier 23-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G50
37-hour runtime on 110-gallon tank — longest in the 50 kVA portable class. Same D24 engine and chassis as G40, giving fleet operators parts commonality.
42 kW standby · Diesel · Liquid-cooled
Multi-day construction sites needing more than 30 kW, commercial temporary power, rental fleet mid-range units, and dual-frequency international projects.
38 kW prime diesel portable generator. Doosan D24-powered with 64 dBA operation, 110-gallon tank, and 37.2-hour runtime.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G570
Flagship G-Series — Cummins X15 delivering 500 kW standby in a sound-attenuated enclosure at 15-30% below premium competitors. 656-gallon tank for extended runtime.
500 kW standby · Diesel · Liquid-cooled
Major commercial construction, data center temporary power, utility emergency standby, hospital backup, and large industrial facility temporary power.
456 kW prime diesel portable generator. Cummins X15-powered flagship with 500 kW standby and sound-attenuated enclosure.
Tier 4 Final3-phaseconstructionrental-fleet
Doosan / Bobcat
Doosan G70
Largest Doosan-engine model — D34 turbo delivers 56 kW at 64 dBA, quietest in the 70 kVA mid-range class. DOC+SCR aftertreatment, no DPF to manage.
60 kW standby · Diesel · Liquid-cooled
Mid-range construction sites, commercial temporary power, rental fleet workhorse units, and mixed single/three-phase jobsite loads.
56 kW prime diesel portable generator. Doosan D34-powered with 64 dBA operation, Marelli alternator, and dual-frequency switching.
