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Champion · Inverter generator

201122

2,500 starting watts and 1,850 running watts with gasoline, propane operation · 11.5 h. · 53 dB(A).

1,850W running2,500W starting53 dB(A)Gasoline + Propane
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Champion 2500W Dual Fuel Inverter (CARB)
Official product image: Champion

The important numbers, at a glance.

01 · Output by fuel

Up to 2,500 starting watts

Gasoline1,850W running

2,500W starting

Propane1,665W running

2,500W starting

02 · Runtime & operation

Manufacturer runtime

11.5 h.

Operating volume

53 dB(A)

Energy source

Gasoline, Propane (LPG)

1.1 gal. fuel capacity

03 · Size & ownership

39 lb.

Unit weight

17.3 in. × 11.5 in. × 17.7 in.

Length × width × height

Warranty
3 Year Warranty
Starting
Recoil
Status
Listed in Champion U.S. catalog
04 · Controls & safety

Starting system

Recoil

Power system

Inverter output

Protection

CO Shield® · Low-oil shutdown

Electrical

120 · 60Hz

120V 20A Duplex (5-20R), Parallel, Dual 5V 2.1A USB

These manufacturer images may include output comparisons, controls, dimensions, included equipment, and common use cases. Scroll sideways to view the complete official set available for this model.

Champion 201122 product view
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Every official field, organized.

The technical fields below come from Champion’s current U.S. model page. Product photos and infographics come from its official gallery. Confirm current documentation and retailer details before purchase.

Outdoor use only. Never operate a fuel-burning generator inside a home, garage, shed, or other enclosed space. CO Shield® is a backup safety feature, not a substitute for correct outdoor placement.

Manufacturer overview

Features Dual Fuel Operate your 2500-watt portable generator right out of the box on either gasoline or propane, plus at only 39 pounds, this inverter is one of the lightest 2500-watt inverters in the industry Quiet Operation With an ultra-quiet 53 dBA from 23 feet, enjoy 2500 starting watts, 1850 running watts and up to 11.5 hours run time on gasoline, and 1665 running watts and up to 34 hours on propane Parallel Ready The optional, sold-separately parallel kit enables this inverter to connect with another 2500-watt Champion inverter to double your output power Clean Power for Sensitive Electronics Includes a 120V 20A household duplex outlet (5-20R) with clean electricity (less than 3% THD), and two convenient USB ports, plus features CO Shield® carbon monoxide auto shutoff system Champion Support Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts Description The Champion Power Equipment 201122 2500-Watt Portable Inverter Generator with CO Shield® is ideal for camping or tailgating. Weighing in at an ultralight 39 pounds, this model is one of the lightest 2500-watt inverters in the industry. Thanks to Champion’s innovative design, power on

Specifications

Portable Generator Technology
Dual Fuel, CO Shield®, ParaLINK®
Gasoline Starting Watts
2500W
Gasoline Running Watts
1850W
Propane Starting Watts
2500W
Propane Running Watts
1665W
Gasoline Starting Amps at 120V
20.8A
Gasoline Running Amps at 120V
15.4A
Propane Starting Amps at 120V
20.8A
Propane Running Amps at 120V
13.9A
Volts
120
Frequency
60Hz
Receptacles
120V 20A Duplex (5-20R), Parallel, Dual 5V 2.1A USB
DC Operation
No
GFCI Receptacles
No
Covered Receptacles
Yes
Gasoline Run Time at 1/4 Load
11.5 h.
Propane Run Time at 1/4 Load
34 h.
Noise Level
53 dB(A)
Inverter
Enclosed
Parallel Capability
Yes
Voltmeter
No
Battery
No
Start Type
Recoil
Engine Brand
Champion
Engine Size
79cc
Engine Type
4-stroke
Engine Speed
Variable
Fuel Type
Gasoline, Propane (LPG)
Fuel Gauge
No
Gasoline Capacity
1.1 gal.
Gasoline Tank Material
Steel
Engine Oil Type
10W-30
Engine Oil Capacity
0.5 qt.
Engine Oil Included
Yes
Low Oil Shut-Off
Yes
Wheels
No
PGMA Compliant
G300-2018
EPA Certified
Yes
CARB Compliant
Yes

Measurements

Length
17.3 in.
Width
11.5 in.
Height
17.7 in.
Weight
39 lb.
  • Camping and tailgating
  • Electronics and small appliances
  • Light emergency power
  • Dual-fuel flexibility
  • Clean inverter power
  • Dual Fuel, CO Shield®, ParaLINK®
  • Recoil start
  • Parallel capable
  • 3 Year Warranty

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Official sources:Champion product pageEnglish manualAll Champion generatorsVerified September 15, 2026