FIRMAN · Portable generator
H05751
7,127 starting watts and 5,700 running watts with gasoline, propane operation.
$1,099.99
Direct price snapshot
Visual spec gallery
Core specifications, simplified.
Up to 7,127 starting watts
7,127W starting
7,125W starting
Manufacturer runtime
12hrs
Operating volume
72dB 1/2 load
Fuel tank
8
196
Unit weight
30.2x27.5x26.3
Unit dimensions
- Warranty
- 3-year warranty
- Certifications
- EPA
- Availability
- Available
Starting
Electric, Recoil
Power quality
25% THD
Safety
Low-oil shutdown
Electrical
120 · 60
2 × 5-20R 120V 20A DUPLEX GFCI · 1 × L5-30R 120V 30A TWISTLOCK · 1 × L14-30R 120V/240V 30A TWISTLOCK
Official product gallery
Product views and FIRMAN infographics.
These manufacturer images may include dimensions, control-panel callouts, included equipment, safety features, and common use cases. Scroll sideways to view the complete set available for this model.












Complete specifications
Every official field, organized.
The technical fields below come from FIRMAN’s model-specific specification file. Product photos and infographics come from the official product gallery. Confirm current documentation before purchase.
Manufacturer overview
Incredible power and impressive efficient performance. The H05751 Hybrid Dual Fuel portable generator is ready when you are. Best for backup power and work. The H05751 generates 7125/5500 Watts of power. Switch between gasoline or propane at ease to suit your needs. When you're looking for serious power choose FIRMAN.
Specifications · Certifications
- CARB Certified
- No
- EPA Certified
- Yes
- cETL Certified
- No
- NOM Certified
- No
- UL Certified
- No
Specifications · Output
- Running Watts
- 5700 (Gas) 5700 (LPG)
- Starting Watts
- 7127 (Gas) 7125 (LPG)
- AC Voltage
- 120
- Frequency (Hertz)
- 60
- Decibels
- 72dB 1/2 load
- Run Time
- 12hrs
- THD @ Full Load
- 25%
Specifications · Control Panel
- Recoil Start
- Yes
- Electric Start
- Yes
- 5-20R 120V 20A DUPLEX GFCI
- 2
- L5-30R 120V 30A TWISTLOCK
- 1
- L14-30R 120V/240V 30A TWISTLOCK
- 1
Specifications · Machine
- Low Oil Shutoff
- Yes
- Power Stream Alternator
- Yes
- Cast Iron Sleeve
- Yes
Specifications · Fuel System
- Fuel
- Gas/LPG
- Tank Size
- 8
- Steel/Plastic
- STEEL
Specifications · Wheel Kit
- Wheels
- 10.0" -black/yellow -plastic-flat free
- Handle
- single folding w/grip
Packaging · Unit
- UPC
- 840876157510
- Unit Dimensions
- 30.2x27.5x26.3
- Unit Length
- 30.2
- Unit Width
- 27.5
- Unit Height
- 26.3
- Unit Weight
- 196
Packaging · Carton
- Carton Dimensions
- 32.1x22.2x24.4
- Carton Length
- 32.1
- Carton Width
- 22.2
- Carton Height
- 24.4
- Carton Weight
- 212
Best-fit uses
- Home Projects
- Power Outage
- Work
Standout features
- Dual-fuel flexibility
- Electric, Recoil start
Compare it with your actual load.
Run your essentials through our independent wattage calculator before buying.