Back to catalog

Champion · Inverter generator

201274

4,250 starting watts and 3,500 running watts with gasoline operation · 22 h. · 64 dB(A).

3,500W running4,250W starting64 dB(A)Gasoline
Check retailer prices Listed in Champion U.S. catalog

Price varies by retailer

Affiliate-ready field · no official direct price published

Champion 4250W Open Frame Inverter with CO Shield®
Official product image: Champion

The important numbers, at a glance.

01 · Output by fuel

Up to 4,250 starting watts

Gasoline3,500W running

4,250W starting

02 · Runtime & operation

Manufacturer runtime

22 h.

Operating volume

64 dB(A)

Energy source

Gasoline

4.02 gal. fuel capacity

03 · Size & ownership

83.8 lb.

Unit weight

28.6 in. × 23.4 in. × 21.6 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 Duplex (5-20R), 120V (TT-30R), 12V DC Automotive, Parallel

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 201274 product view
Official Champion gallery image 1 of 7
Champion 201274 official gallery image 2
Official Champion gallery image 2 of 7
Champion 201274 official gallery image 3
Official Champion gallery image 3 of 7
Champion 201274 official gallery image 4
Official Champion gallery image 4 of 7
Champion 201274 official gallery image 5
Official Champion gallery image 5 of 7
Champion 201274 official gallery image 6
Official Champion gallery image 6 of 7
Champion 201274 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 Advanced Design 50% quieter and 20% lighter than a traditional 3500-watt generator, plus features CO Shield® carbon monoxide auto shutoff system Quiet Technology and Extended Run Time 64 dBA is great for RVs, tailgating, your next project or home backup, with 4250 starting watts and 3500 running watts for up to 22 hours run time on gasoline Clean electricity for sensitive electronics RV Ready with a 120V 29.2A RV, a 120V 20A household duplex outlet with clean power (less than 3% THD), plus a 12V automotive-style outlet. Parallel Ready The optional, sold-separately parallel kit enables this inverter to connect with another Parallel Ready Champion Inverter or Power Station for more power and longer run time Champion Support Includes 3-year limited warranty with FREE lifetime technical support from dedicated experts Description The Champion Power Equipment 4250-Watt Open Frame Inverter Generator with CO Shield® is one of the most innovative products on the market. Our advanced technology and innovative design will improve the way you power your life. First, we cut the noise level in half by integrating Quiet Technology digital components used in more advanced inverters. Then,

Specifications

Portable Generator Technology
ParaLINK®
Gasoline Starting Watts
4250W
Gasoline Running Watts
3500W
Gasoline Starting Amps at 120V
35.4A
Gasoline Running Amps at 120V
29.2A
Volts
120
Frequency
60Hz
Receptacles
120V Duplex (5-20R), 120V (TT-30R), 12V DC Automotive, Parallel
DC Operation
Yes
GFCI Receptacles
No
Covered Receptacles
Yes
Gasoline Run Time at 1/4 Load
22 h.
Noise Level
64 dB(A)
Inverter
Open Frame
Parallel Capability
Yes
Voltmeter
Intelligauge with Power Meter
Battery
No
Start Type
Recoil
Engine Brand
Champion
Engine Size
224cc
Engine Type
4-stroke
Engine Speed
Variable
Fuel Type
Gasoline
Fuel Gauge
Mechanical
Gasoline Capacity
4.02 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
Yes
Wheel Type
Solid
Wheel Diameter
8 in.
PGMA Compliant
G300-2018
EPA Certified
Yes

Measurements

Length
28.6 in.
Width
23.4 in.
Height
21.6 in.
Weight
83.8 lb.
  • Home essentials
  • RV power
  • Tools and outdoor projects
  • Clean inverter power
  • ParaLINK®
  • Recoil 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