Back to catalog

Champion · Inverter generator

201273

5,500 starting watts and 4,000 running watts with gasoline, propane operation · 20 h. · 61 dB(A).

4,000W running5,500W starting61 dB(A)Gasoline + Propane
Check retailer prices Listed in Champion U.S. catalog

Price varies by retailer

Affiliate-ready field · no official direct price published

Champion 5500W Electric Start Dual Fuel Inverter
Official product image: Champion

The important numbers, at a glance.

01 · Output by fuel

Up to 5,500 starting watts

Gasoline4,000W running

5,500W starting

Propane3,600W running

5,500W starting

02 · Runtime & operation

Manufacturer runtime

20 h.

Operating volume

61 dB(A)

Energy source

Gasoline, Propane (LPG)

3.7 gal. fuel capacity

03 · Size & ownership

121.4 lb.

Unit weight

24.6 in. × 19 in. × 20.9 in.

Length × width × height

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

Starting system

Recoil, Electric

Power system

Inverter output

Protection

CO Shield® · Low-oil shutdown

Electrical

120 · 60Hz

120V Duplex (5-20R) (2), 120V (TT-30R), Parallel, 12V DC Automotive

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 201273 product view
Official Champion gallery image 1 of 7
Champion 201273 official gallery image 2
Official Champion gallery image 2 of 7
Champion 201273 official gallery image 3
Official Champion gallery image 3 of 7
Champion 201273 official gallery image 4
Official Champion gallery image 4 of 7
Champion 201273 official gallery image 5
Official Champion gallery image 5 of 7
Champion 201273 official gallery image 6
Official Champion gallery image 6 of 7
Champion 201273 official gallery image 7
Official Champion gallery image 7 of 7

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 5500-watt portable generator right out of the box on either gasoline or propane, plus features CO Shield® carbon monoxide auto shutoff system Parallel Ready The optional parallel kit (sold separately) enables this inverter to connect with another 5500-watt or similar Champion inverter to double your output power Intelligauge with Power Meter Monitor voltage, frequency and operating hours with ease, plus the EZ Start Dial simplifies startup while Economy Mode monitors power consumption in real time Clean Power for Sensitive Electronics RV Ready with a 120V 30A RV, plus two 120V 20A household duplex outlets with clean power (less than 3% THD) and a 12V regulated automotive-style outlet Champion Support Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts Description The Champion Power Equipment 5500-Watt Inverter Generator with CO Shield® is ultra-quiet and ideal for camping, tailgating, powering items around the RV or providing backup for your essentials. Champion’s EZ Start Dial makes getting started quick and easy. Featuring Cold Start Technology, Extended Run Time, and Electric Start, the reliable 224cc Champ

Specifications

Portable Generator Technology
Dual Fuel, CO Shield®, ParaLINK®
Gasoline Starting Watts
5500W
Gasoline Running Watts
4000W
Propane Starting Watts
5500W
Propane Running Watts
3600W
Gasoline Starting Amps at 120V
45.8A
Gasoline Running Amps at 120V
33.3A
Propane Starting Amps at 120V
45.8A
Propane Running Amps at 120V
30A
Volts
120
Frequency
60Hz
Receptacles
120V Duplex (5-20R) (2), 120V (TT-30R), Parallel, 12V DC Automotive
DC Operation
Yes
GFCI Receptacles
No
Covered Receptacles
Yes
Gasoline Run Time at 1/4 Load
20 h.
Propane Run Time at 1/4 Load
15 h.
Noise Level
61 dB(A)
Inverter
Enclosed
Parallel Capability
Yes
Voltmeter
Intelligauge with Power Meter
Battery
Yes
Start Type
Recoil, Electric
Engine Brand
Champion
Engine Size
224cc
Engine Type
4-stroke
Engine Speed
Variable
Fuel Type
Gasoline, Propane (LPG)
Fuel Gauge
No
Gasoline Capacity
3.7 gal.
Gasoline Tank Material
Steel
Engine Oil Type
10W-30
Engine Oil Capacity
0.6 qt.
Engine Oil Included
Yes
Low Oil Shut-Off
Yes
Wheels
Yes
Wheel Type
Solid
Wheel Diameter
5.5 in.
PGMA Compliant
G300-2018
EPA Certified
Yes

Measurements

Length
24.6 in.
Width
19 in.
Height
20.9 in.
Weight
121.4 lb.
  • Home essentials
  • RV power
  • Tools and outdoor projects
  • Dual-fuel flexibility
  • Clean inverter power
  • Dual Fuel, CO Shield®, ParaLINK®
  • Recoil, Electric start
  • Parallel capable
  • 3 Year Warranty

Compare it with your actual load.

Run your essentials through our independent wattage calculator before buying.

Check my power plan
Official sources:Champion product pageEnglish manualAll Champion generatorsVerified September 15, 2026