FIRMAN · Inverter generator
W01785
2,100 starting watts and 1,700 running watts with gasoline operation.
$849.99
Direct price snapshot
Visual spec gallery
Core specifications, simplified.
Up to 2,100 starting watts
2,100W starting
Manufacturer runtime
9hrs
Operating volume
54dB 1/4 load
Fuel tank
0.9 Gal
45.9 lbs
Unit weight
20" x 12.1" x 16.7"
Unit dimensions
- Warranty
- 3-year warranty
- Certifications
- CETL · EPA
- Availability
- Available
Starting
See full specifications
Power quality
3% THD
Safety
Low-oil shutdown · CO Alert
Electrical
120 · 60
1 × 5-20R 120V 20A SINGLE (14.2A/120V/1700W) · 1 × L5-30R 120V 30A TWISTLOCK (14.2A/120V/1700W) · 1 × USB-A (2.1A/5V DC/10W)
Official product gallery
Product views and FIRMAN infographics.
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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
The FIRMAN W01785 combines quiet operation, fuel efficiency, and advanced safety features, making it the perfect companion for camping, travel, home projects, or outdoor fun. With 2,100 starting watts and 1,700 running watts, this inverter generator provides clean, reliable power safe for sensitive electronics like laptops and phones. The Whisper Series muffler keeps noise levels as low as 59 dB at ¼ load, meeting National Park sound standards so you can enjoy nature without disruption. Equipped with ECO mode, the W01785 automatically adjusts engine speed to match power demand, maximizing fuel efficiency for longer run times. For added safety, the built-in CO Alert technology automatically shuts the generator down if harmful carbon monoxide levels are detected. Weighing just 45.9 lbs, the W01785 is easy to carry wherever power is needed
Specifications · Certifications
- CARB Certified
- No
- EPA Certified
- Yes
- cETL Certified
- Yes
- CO Alert
- Yes
- NOM Certified
- No
- UL Certified
- No
Specifications · Output
- Running Watts
- 1700
- Starting Watts
- 2100
- AC Voltage
- 120
- Frequency (Hertz)
- 60
- Decibels
- 54dB 1/4 load
- Run Time
- 9hrs
- THD @ Full Load
- 3%
Specifications · Control Panel
- Recoil Start
- Yes
- 5-20R 120V 20A SINGLE (14.2A/120V/1700W)
- 1
- L5-30R 120V 30A TWISTLOCK (14.2A/120V/1700W)
- 1
- USB-A (2.1A/5V DC/10W)
- 1
- Parallel Ports
- 2
- CO Alert
- Yes
Specifications · Machine
- Low Oil Shutoff
- Yes
- Power Stream Alternator
- Yes
- Cast Iron Sleeve
- Yes
Specifications · Fuel System
- Fuel
- Gas
- Tank Size
- 0.9 Gal
- Steel/Plastic
- Plastic
Specifications · Wheel Kit
- Handle
- Fixed Handle
Packaging · Unit
- UPC
- 840876117859
- Unit Dimensions
- 20" x 12.1" x 16.7"
- Unit Length
- 20"
- Unit Width
- 12.1"
- Unit Height
- 16.7"
- Unit Weight
- 45.9 lbs
Packaging · Carton
- Carton Dimensions
- 21.7" x 15" x 18.5"
- Carton Length
- 21.7"
- Carton Width
- 15"
- Carton Height
- 18.5"
- Carton Weight
- 54 lbs
Best-fit uses
- Camping
- Power Outage
- Tailgate
Standout features
- Inverter power
- CO Alert shutdown protection
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