DuroMax · Inverter generator
XP28000iH
28,000 peak watts with gasoline and propane operation and low-THD inverter power.
$7,499
$8,999
Direct price snapshot
Visual spec gallery
See the tradeoffs at a glance.
Up to 28,000 peak watts
Gasoline · 25% load
16 hrs
Gasoline · 50% load
9 hrs
Propane · 25% load
12 / 18 / 30 hrs
Propane · 50% load
6.67 / 10 / 16.66 hrs
Operational volume
70 dB
Manufacturer rating where supplied
Gasoline tank
12.7 US gal.
466lb
Dry weight
39.25"L x 31"W x 34.5"H
Product dimensions
- Engine
- 999cc 4-Stroke OHV
- Fuel system
- Carburetor
- Warranty
- 5 Year Warranty
Starting
Push Button · Remote start
Power quality
<3% · inverter
Safety
Low-oil shutdown · CO shutdown
Readiness
Portable use
4 × 5-20R · 1 × L14-30R · 2 × 14-50R · GFCI protected
Complete specifications
The manufacturer record, organized.
These fields come from DuroMax’s current official collection and model specification tables. Prices and availability can change; confirm the exact model and current documentation before purchasing.
Quick facts
- Engine
- 999cc 4-Stroke OHV
- THD
- <3%
- Dry weight
- 466 lb
- Warranty
- 5 Year Warranty
Gasoline
- Peak Wattage
- 28,000
- Running Wattage
- 22,000
- Running Amperage at 120V
- 183.3 Amps
- Running Amperage at 240V
- 91.66 Amps
- Runtime at 25% Load
- 16 hrs
- Runtime at 50% Load
- 9 hrs
Propane
- Peak Wattage
- 25,000
- Running Wattage
- 20,000
- Running Amperage at 120V
- 166.67 Amps
- Running Amperage at 240V
- 83.3 Amps
- Runtime at 25% load on 40/60/100 lb Tank
- 12 / 18 / 30 hrs
- Runtime at 50% load on 40/60/100 lb Tank
- 6.67 / 10 / 16.66 hrs
Engine & Emission Specifications
- Engine Manufacturer
- DuroMax Power Equipment
- Engine Type
- 4-Stroke
- Valve Type
- OHV
- Engine Cooling Type
- Forced Air
- Engine Size
- 999cc
- Engine Speed
- Variable Speed (Dependent on load)
- Starting Type
- Push Button
- Electric Start
- Yes
- Recoil Start
- No
- Remote Start
- Yes
- Idle Control
- Demand Based Variable Idle
- Fuel Delivery System
- Carburetor
- Fuel Types
- Gasoline and Propane
- Oil Cooling Type
- Pressure and Splash
- Recommended Oil
- 10W-30
- Recommended Oil Types
- Blended, Conventional, or Synthetic
- Oil Capacity
- 84.5 fl. oz. (2.5 L)
- Automatic Low Oil Shutdown
- Yes
- Cast Iron Sleeve
- Yes
- Bearing Type
- 6003 Bearing
- CO Sensor Shutdown
- Yes
- EPA Certified
- Yes
- CARB Certified
- No
- 50 State Compliant
- No
Panel Specifications
- GFCI Outlets
- Yes
- Battery Switch
- Yes
- Battery Tender Port
- Yes
- Battery Tender
- Yes
- Volt Meter
- Digital
- Hour Meter
- Yes
- 5-20R
- 4
- L14-30R
- 1
- 14-50R
- 2
Generator Specifications
- Manufacturer
- DuroMax Power Equipment
- Part #
- XP28000iH
- AC Rated Voltage
- 120/240V
- AC Rated Frequency
- 60 Hz
- Total Harmonic Distortion (THD)
- <3%
- AC Phase
- Single
- Engine Type
- 4-Stroke
- Engine Displacement
- 999 cc
- Valve Type
- OHV
- Bore
- 90 mm
- Stroke
- 78.5 mm
- Fuel Delivery System
- Carburetor
- Gasoline Capacity
- 12.7 US gal.
- Recommended Oil
- 10W-30
- Oil Capacity
- 84.5 fl. oz. (2.5 L)
- Oil Cooling Type
- Pressure and splash
- Bearing Type
- 6003 Sliding bearing
- Cylinder Sleeve
- Cast iron sleeve
- Engine Cooling Type
- Forced air
- Starting Type
- Electric
- Noise Level
- 70 dB @ 25% load
- Neutral System
- Bonded
- Winding Material
- 100% copper windings
- Suggested Propane Tank Size
- 100 lbs. minimum
- Dimensions
- 39.25"L x 31"W x 34.5"H
- Weight
- 466 lbs
- What's in the Box?
- XP28000iH Generator, Propane Hose and Regulator, Oil Funnel, Spark Plug Wrench, Remote Control, Battery Tender, DC Cables, Tool Set, and Owner's Manual
Best-fit uses
- Home backup
- Jobsites
Standout features
- Gasoline or propane
- <3% inverter output
- Automatic carbon-monoxide shutdown
- Remote start
What DuroMax lists in the box
XP28000iH Generator, Propane Hose and Regulator, Oil Funnel, Spark Plug Wrench, Remote Control, Battery Tender, DC Cables, Tool Set, and Owner's Manual
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