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| Specification | DuroMax XP13000HXT | DuroStar DS11000DX |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Tri-Fuel | Dual-Fuel |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | Yes | Yes |
| Running watts | Winner: Winner: 10500 W | 9000 W |
| Starting watts | Winner: Winner: 13000 W | 11000 W |
| Noise (lower limit) | Winner: Winner: 74 dB | Winner: Winner: 74 dB |
| Weight | 240 lbs | Winner: Winner: 230 lbs |
| Run time @50% load | 8.5 h | Winner: Winner: 9 h |
| Run time @25% load | 17 h | 19 h |
| Fuel tank | 8.3 gal | 8.3 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 30 x 29 x 26 | 29 x 30 x 26 in |
| Electrical | ||
| Voltage (AC) | 120/240 | 120/240V 60 Hz |
| Voltage (DC) | Not available | Not available |
| GFCI outlets | Yes | Yes |
| Covered outlets | No | No |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | Not available |
| Engine | ||
| Engine | 500 cc OHV 4-stroke, cast iron sleeve | 457 cc OHV 4-stroke, cast iron sleeve |
| Alternator | Not available | Not available |
| Starting system | Not available | Recoil, Electric |
| Warranty | ||
| Warranty | 5 years | 5 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 10500 W | 9000 W |
| Starting watts | 13000 W | 11000 W |
| Running amps (120V) | Not available | Not available |
| Running amps (240V) | Not available | Not available |
| Peak amps (120V) | Not available | Not available |
| Peak amps (240V) | Not available | Not available |
| Run time @50% load | 8.5 h | 9 h |
| Run time @25% load | 17 h | 19 h |
| Natural gas | Not available | Not available |
| Running watts | 8500 W | Not available |
| Starting watts | 10000 W | Not available |
| Running amps (120V) | Not available | Not available |
| Running amps (240V) | Not available | Not available |
| Peak amps (120V) | Not available | Not available |
| Peak amps (240V) | Not available | Not available |
| Run time @50% load | Not available | Not available |
| Run time @25% load | Not available | Not available |
| Propane | Not available | Not available |
| Running watts | 9500 W | 8550 W |
| Starting watts | 12000 W | 10450 W |
| Running amps (120V) | Not available | Not available |
| Running amps (240V) | Not available | Not available |
| Peak amps (120V) | Not available | Not available |
| Peak amps (240V) | Not available | Not available |
| Run time @50% load | 3.2 h | 3.5 h |
| Run time @25% load | 6.5 h | 7 h |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | true |
| Compliance | CARB, EPA | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | Not available |
| UPC | 811640016470 | 811640016722 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 10500 | 9000 |
| Running Watts (Propane) | 9500 | 8550 |
| Running Watts (Natural Gas) | 8500 | Not available |
| Starting Watts (Gasoline) | 13000 | 11000 |
| Starting Watts (Propane) | 12000 | 10450 |
| Starting Watts (Natural Gas) | 10000 | Not available |
| Runtime @ 50% Load (Gasoline) | 8.5 | 9 |
| Runtime @ 50% Load (Propane) | 3.2 | 3.5 |
| Runtime @ 25% Load (Gasoline) | 17 | 19 |
| Runtime @ 25% Load (Propane) | 6.5 | 7 |
| AC Outlet Types | 2x Duplex 120V 20A (5-20R) GFCI1x 120V 30A (L5-30R)1x 120/240V 30A (L14-30R)1x 120/240V 50A (14-50R) | 2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R); 1x 120/240V 30A (L14-30R); 1x 120/240V 50A (14-50R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | 500 cc OHV 4-stroke, cast iron sleeve | OHV 4-stroke, cast iron sleeve |
| Engine Displacement | 500 | 457 |
| Cylinder Sleeve | cast iron sleeve | cast iron sleeve |
| Alternator Winding Material | Copper windings | Copper windings |
| Engine Oil Type | Not available | 10W-30 |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 17 | 19 |
| Runtime @ 50% Load (Gasoline) | 8.5 | 9 |
| Runtime @ 50% Load (Propane) | 3.2 | 3.5 |
| Safety & compliance | ||
| Overload Protection System | Not available | Low oil and overload protection, CO monitoring |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | Yes |
| Included equipment | ||
| Mobility Components | Not available | Wheel kit |
| Starting Components | Recoil, Electric, Remote | Not available |
| Fuel Connection Components | natural gas hose with NPT adapter, propane hose | Not available |
| Included Accessories | Not available | Funnel, tool kit, propane hose, battery, and wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 5 | Not available |
| Additional specs | ||
| Summary | The DuroMax XP13000HXT is a 10,500-watt tri-fuel generator built around a 500cc OHV engine with cast iron sleeves. It runs on gasoline, propane, or natural gas, which means users can adapt to fuel availability rather than being locked into a single source. At 10,500 running watts, this unit crosses into heavy-duty territory. It can simultaneously power a central air unit, water heater, and multiple household circuits during an outage. For job sites, it handles compressors, circular saws, and angle grinders without strain. The tri-fuel flexibility also makes it valuable for users in regions where propane or natural gas may be cheaper or more accessible than gasoline during extended outages. | The DuroStar DS11000DX is a 9,000-watt dual fuel generator built around a 457cc OHV engine with cast iron sleeves. This wattage places it squarely in the home backup and light job site category. On gasoline, it runs 9 hours at half load and 19 hours at quarter load. On propane, runtime drops to 3.5 hours at half load and 7 hours at quarter load, making gasoline the practical choice for extended outages. The dual fuel option gives users flexibility when propane is more accessible or economical, though gasoline delivers longer operating windows per tank. At 74 dB, the noise level sits in the moderate range for this power class, meaning it will be audible but not prohibitively loud in residential settings. The 8.3-gallon fuel tank combined with the quarter-load runtime means users can stretch a single fill to nearly a full day of light operation. |