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| Specification | DuroMax XP5500HX | ECHO EG-3500 |
|---|---|---|
| General | ||
| Product type | Generator | Generator |
| Fuel | Dual-Fuel | Gasoline |
| Inverter | No | No |
| Parallel capable | No | No |
| RV ready | No | No |
| Running watts | Winner: Winner: 4500 W | 2800 W |
| Starting watts | Winner: Winner: 5500 W | 3500 W |
| Noise (lower limit) | Winner: Winner: 69 dB | 72 dB |
| Weight | 128 lbs | Winner: Winner: 110 lbs |
| Run time @50% load | 9 h | Winner: Winner: 10 h |
| Run time @25% load | 19 h | Not available |
| Fuel tank | 4 gal | 4 gal |
| Fuel gauge | Yes | Yes |
| Approx. dimensions (L × W × H) | 23 x 25 x 22 | 25 x 24.5 x 21.5 |
| Electrical | ||
| Voltage (AC) | 120/240 | 120 |
| Voltage (DC) | 5 | Not available |
| GFCI outlets | Yes | Yes |
| Covered outlets | No | Yes |
| Automatic Voltage Regulation | Yes | Yes |
| THD | Not available | Not available |
| Engine | ||
| Engine | 210 cc OHV 4-stroke, cast iron sleeve | 212 cc OHV 4-stroke |
| Alternator | Not available | Not available |
| Starting system | Recoil, Electric | Recoil |
| Warranty | ||
| Warranty | 5 years | 3 years |
| Power by fuel | ||
| Gasoline | Not available | Not available |
| Running watts | 4500 W | 2800 W |
| Starting watts | 5500 W | 3500 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 | 9 h | 10 h |
| Run time @25% load | 19 h | Not available |
| Propane | Not available | Not available |
| Running watts | 4275 W | Not available |
| Starting watts | 5225 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 | 8 h | Not available |
| Run time @25% load | 15 h | Not available |
| Other | ||
| Data center | Not available | Not available |
| Indicators | true | Not available |
| Compliance | CARB, EPA | CARB, EPA |
| Security | Not available | Not available |
| Spark arrestor | Yes | Yes |
| Neutral | Not available | Bonded to frame |
| UPC | 811640016203 | 743184017586 |
| Core / High-priority specs | ||
| Running Watts (Gasoline) | 4500 | 2800 |
| Running Watts (Propane) | 4275 | Not available |
| Starting Watts (Gasoline) | 5500 | 3500 |
| Starting Watts (Propane) | 5225 | Not available |
| Runtime @ 50% Load (Gasoline) | 9 | 10 |
| Runtime @ 50% Load (Propane) | 8 | Not available |
| Runtime @ 25% Load (Gasoline) | 19 | Not available |
| Runtime @ 25% Load (Propane) | 15 | Not available |
| AC Outlet Types | 1x Duplex 120V 20A (5-20R) 1x 120/240V 30A (L14-30R) | 2x Duplex 120V 20A (5-20R) GFCI; 1x 120V 30A (L5-30R) |
| Electrical & power | ||
| Frequency | 60 | 60 |
| Engine & construction | ||
| Engine Type | 210 cc OHV 4-stroke, cast iron sleeve | OHV 4-stroke |
| Engine Displacement | 210 | 212 |
| Cylinder Sleeve | cast iron sleeve | Not available |
| Alternator Winding Material | Copper windings | Not available |
| Engine Oil Type | 10W-30 | Not available |
| Runtime & fuel system | ||
| Runtime @ 25% Load (Gasoline) | 19 | Not available |
| Runtime @ 50% Load (Gasoline) | 9 | 10 |
| Runtime @ 50% Load (Propane) | 8 | Not available |
| Safety & compliance | ||
| Overload Protection System | Low oil and overload protection, CO monitoring | Low oil and overload protection |
| Low Oil Protection | Yes | Yes |
| Carbon Monoxide Monitoring | Yes | No |
| Included equipment | ||
| Included Accessories | Funnel, tool kit, propane hose, battery, and wheel kit | Wheel kit |
| Warranty & identification | ||
| Commercial Warranty | 5 | Not available |
| Additional specs | ||
| Summary | The DuroMax XP5500HX is a 4,500-watt dual-fuel generator built for homeowners, job sites, and outdoor events. Running on either gasoline or propane, it delivers 5,500 peak watts at startup, enough to power refrigerators, air conditioning units, power tools, and multiple devices simultaneously. The dual-fuel design eliminates fuel sourcing constraints. At 25% load on gasoline, the unit runs for 19 hours before refueling, stretching a single tank across an entire workday or overnight camping trip. This runtime advantage makes it practical for extended outages or remote projects where frequent refueling would interrupt operations. | The ECHO EG-3500 is a 2,800-watt gasoline generator built around a 212 cc OHV 4-stroke engine. At this wattage, it handles essential household loads like refrigerators, sump pumps, and power tools, but cannot run a central air conditioner or multiple high-demand appliances simultaneously. The 3,500-watt peak output gives it a brief surge capacity for motor startup, which matters when powering devices with inrush current demands. ECHO positions this unit for homeowners managing short outages, campers needing overnight power, and contractors powering hand tools on job sites where grid access is unavailable. |