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Generac 3,300 Watt Gas Powered Portable Inverter Generator, USB Charging

Generac 3,300 Watt Gas Powered Portable Inverter Generator, USB Charging

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7.8/10

Category: Patio, Lawn & Garden > Generators & Portable Power > Generators

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Highlights

  • PORTABLE POWER FOR HOME BACKUP, CAMPING, AND RV USE: Produces 2,500 running watts and 3,300 starting watts to run a refrigerator, lights, a TV, and phone charging simultaneously from a compact 59.5-pound inverter generator
  • CLEAN POWER SAFE FOR SENSITIVE ELECTRONICS: TruePower Technology produces a stable sine wave with less than 3% total harmonic distortion, making it safe to run laptops, tablets, CPAP machines, and other sensitive devices without risk of damage
  • POWERRUSH ADVANCED TECHNOLOGY DELIVERS 50% MORE STARTING CAPACITY: Reaches 3,300 starting watts to handle the surge demand of refrigerators, RV air conditioners, and motor-driven tools that would overload a standard inverter generator
  • ECONOMY MODE AND COSENSE TECHNOLOGY: Economy Mode adjusts engine speed automatically to cut fuel use and noise; COsense monitors CO levels and shuts the unit down if dangerous concentrations are detected near the unit
  • RUNTIME UP TO 7 HOURS ON A SINGLE TANK: The 1.06-gallon fuel tank delivers up to 7 hours at 25% load or 4.5 hours at 50% load, giving you extended power for overnight camping or a multi-hour home outage without refueling
  • PARALLEL READY WITH MULTIPLE OUTLET TYPES: Features two 120V 20A household outlets, one 120V 30A twist-lock outlet, and two USB-A ports; add a second GP3300i via a sold-separately parallel kit to double your output
  • LIGHTWEIGHT AND FIELD-READY DESIGN: At 59.5 pounds with a molded carry handle, one person can transport the GP3300i; includes a USDA-qualified spark arrestor for use in national forests, parks, and dry-condition outdoor areas
  • WHAT'S INCLUDED AND WARRANTY COVERAGE: Ships with engine oil, oil funnel, and tool kit; backed by a 3-year residential limited warranty and supported by Generac's authorized service dealer network across the U.S.

Product Overview

Key Features

  1. Dual Power Output: Produces 2,500 running watts and 3,300 starting watts to simultaneously power multiple household appliances and sensitive electronics.
  2. TruePower Technology: Generates a stable sine wave with less than 3% total harmonic distortion, making it safe for laptops, tablets, CPAP machines, and other sensitive devices.
  3. PowerRush Advanced Technology: Delivers 50% more starting capacity to handle surge demands from refrigerators, RV air conditioners, and motor-driven tools.
  4. Economy Mode and CO Sense Technology: Automatically adjusts engine speed to reduce fuel consumption and noise, while monitoring CO levels for safety.
  5. Extended Runtime: Offers up to 7 hours of runtime on a single 1.06-gallon fuel tank at 25% load, or 4.5 hours at 50% load.
  6. Portable Design: Weighs only 59.5 pounds with a molded carry handle, allowing one person to transport it easily.
  7. Multiple Outlet Options: Features two 120V 20A household outlets, one 120V 30A twist-lock outlet, and two USB-A charging ports.

Pros

  • Excellent balance of power and portability at just 59.5 pounds, making it ideal for camping, RVs, and emergency home backup.
  • TruePower Technology ensures safe operation for sensitive electronics without risk of damage from power surges.
  • Economy Mode significantly reduces fuel consumption and noise levels, perfect for quiet camping or residential areas.
  • PowerRush technology handles high starting watts, making it capable of running demanding appliances like refrigerators and air conditioners.
  • CO Sense safety feature automatically shuts down the unit if dangerous carbon monoxide levels are detected.
  • Backed by a solid 3-year residential limited warranty and Generac's extensive service dealer network.

Cons

  • The 1.06-gallon fuel tank is relatively small, requiring refueling every 4-7 hours depending on load, which may be inconvenient during extended outages.
  • At 8.8/10 rating, some users have noted that the unit can be louder than competing models at full load, despite the Economy Mode feature.

Detailed Reviews

The Generac GP3300i is a versatile and reliable portable generator that strikes an impressive balance between power output and portability. With 3,300 starting watts and 2,500 running watts, it can comfortably handle multiple household appliances, camping equipment, and RV needs simultaneously. The TruePower Technology ensures clean, stable power that's safe for sensitive electronics like laptops and medical devices, addressing a common concern with cheaper inverter generators. The innovative PowerRush technology gives it a significant advantage when starting high-demand appliances, while the Economy Mode and CO Sense safety features demonstrate Generac's commitment to user convenience and safety.

This generator is best suited for camping enthusiasts, RV owners, and homeowners seeking reliable backup power for occasional outages. The lightweight design and multiple outlet options make it versatile for various scenarios, and the 7-hour runtime at quarter load is adequate for overnight camping trips. However, the smaller fuel tank means you'll need to refuel more frequently during extended use or higher loads.

Verdict: The Generac GP3300i is an excellent mid-range portable generator that delivers reliable performance, safety features, and genuine portability without sacrificing power output. With its 8.8/10 rating, it's a smart investment for anyone needing dependable backup power or portable energy for outdoor adventures.

Photos

Generac 3,300 Watt Gas Powered Portable Inverter Generator, USB Charging photo 1
Generac 3,300 Watt Gas Powered Portable Inverter Generator, USB Charging photo 2
Generac 3,300 Watt Gas Powered Portable Inverter Generator, USB Charging photo 3
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Generac 3,300 Watt Gas Powered Portable Inverter Generator, USB Charging photo 7

Product Specs

SpecificationDetails
Wattage3300 watts
Fuel TypeGasoline
Power SourceFuel Powered
Recommended Uses For ProductCamping, Residential
Voltage120 volts_of_alternating_current
Output Wattage3300
Additional FeaturesAutomatic Voltage Regulation, CO Sensor, Fully Enclosed Design, Lightweight, Super Quiet
Engine Type4 Stroke
Ignition System TypeElectronic
Tank Volume1.06 gallons
Engine Displacement439 cubic centimeters
Total Power Outlets3
Engine Power Maximum3.3 KW
Starting Wattage3300 watts
Running Wattage2500 watts
Frequency60 hertz
Runtime16 hours
ColorOrange, Black
Material TypeSteel
Brand NameGenerac
Included ComponentsEngine Oil, Oil Funnel, Owner's Manual, Tool Kit
Model NameGP3300i
Model Number71532
Number of Items1
UPC696471104011
ManufacturerGenerac
Item Type NameInverter Generator
Manufacturer Part NumberG0071532
Warranty Description3 year limited
ASINB0DD1R1CXC
Item Weight59.5 pounds
Item Dimensions L x W x H22.3"L x 13.4"W x 18.4"H
BrandGenerac
Special FeatureAutomatic Voltage Regulation, CO Sensor, Fully Enclosed Design, Lightweight, Super Quiet

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