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Briggs & Stratton · Portable generator

5500 Watt

CARB Compliant

5,500W running6,250W startingBriggs & Stratton 389ccUp to 12 hrs at 50% load
View dealers & offers Price varies by retailer
5500 Watt Portable Generator
Official product image: Briggs & Stratton

Core specifications, simplified.

01 · Gasoline output

6,250 starting watts

Continuous output5,500W running

Starting wattage is the short surge available for motor-driven loads. Size the generator around running load plus the largest expected startup surge.

02 · Runtime & engine

Manufacturer runtime

Up to 12 hrs at 50% load

Engine

Briggs & Stratton 389cc

Fuel tank

7.5 gal

03 · Size & ownership

190.0 lbs

Unit weight

28.4 × 27.2 × 28.0 in

L × W × H

Consumer warranty
2 Year Limited
Commercial warranty
1 Year Limited
Price
See current dealer offers
04 · Controls & safety

Starting

Recoil

Power system

Automatic voltage regulation

CO protection

CO Guard automatic shutdown

Low-oil protection

Automatic shutdown

Electrical output: 120 / 240V.

These Briggs & Stratton images show product angles, controls, safety systems, mobility features, engine details, and manufacturer feature callouts.

Briggs & Stratton 5500 Watt official product image
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Every official field, organized.

Specifications and feature descriptions come directly from the current Briggs & Stratton U.S. model page. Some pages group multiple catalog variants, so differing values are shown together.

Outdoor use only. Never operate a fuel-burning generator inside a home, garage, shed, or other enclosed space. Follow the official manual and use an approved transfer method for home connections.

Manufacturer overview

Keep your family connected and home essentials running during a power outage with this Briggs & Stratton® 5500W Home Series generator. You can power household essentials with a transfer switch through the 120C/240V, 30A outlet or outdoor tools with the four 120V GFCI outlets. Its easy-maneuvering design also makes it great for home improvement projects and recreational activities.

Official specifications

Start Type
Recoil
Length (in)
28.4
Width (in)
27.2
Height (in)
28.0
Weight (lbs)
190.0
Muffler
Super Lo-Tone
Engine Brand
Briggs & Stratton
Consumer Warranty
2 Year Limited
Commercial Warranty
1 Year Limited
Engine Displacement
389.0
Fuel Tank Capacity
7.5
Running Watts
5500.0
Starting Watts
6875.0
Volts
120 / 240
Run Time
Up to 12 hrs at 50% load
Alternator
Power Surge
Low Oil Shutdown
Yes
Fuel Gauge
Yes
Hour Meter
Yes
Automatic Voltage Regulation
Yes
Spark Arrestor
Yes
Wheel Type
Never-Go-Flat

Official feature details

CO Guard ® Carbon Monoxide Shutdown Technology

Advanced detection. Added protection. This patent-pending technology shuts down your generator when harmful levels of carbon monoxide accumulate in the generator's operating area.

Briggs & Stratton PowerBuilt™ 389cc OHV Engine

Durable, easy starting engine features Overhead Valve (OHV) technology to run cooler and last longer; ideal for portable generators.

12 Hour Run Time (at 50% load)

Long run time and less refueling of the 7.5 gallon metal fuel tank.

(4) GFCI outlets, (2) Household outlets and (1) 120V/240V, 30A Locking Outlet

Includes rubber outlet covers to protect against the elements.

Never-Go-Flat Wheels & Fold-Up Handle

Allow for easy transportation and mobility.

Power Surge™ Alternator

Produces a short surge of power needed to start large motor-driven appliances and tools simultaneously.

  • Home backup
  • Camping & recreation
  • Power Surge alternator
  • CO Guard shutdown protection

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Official sources:Model pageManual lookupAll portable generatorsVerified September 15, 2026