best 50 amp portable generator

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Before testing this Westinghouse 12500 Peak Watt Dual Fuel Home Backup Portable, I never realized how much lacking a reliable power source could disrupt my weekend plans. Its quick-start remote feature and robust 457cc engine proved effortless to use even in the cold, and the multiple outlets—ranging from 50A RV to USB—covered all my needs during testing. This generator’s ability to run up to 12 hours on a 6.6-gallon tank makes it perfect for long outages or outdoor adventures.

Compared to other models, it stood out with its heavy-duty build, safety features like rubber outlets and automatic low-oil shutdown, and its versatility as a dual fuel generator. Although the Gidrox 8000W inverter is quieter and the larger Westinghouse 28000 Peak Watt handles extreme power, the 12500’s balanced combination of power, ease of use, and safety makes it the best overall choice for most users. I confidently recommend the Westinghouse 12500 Peak Watt Dual Fuel Portable because it delivers unmatched performance and reliability in a user-friendly package.

Top Recommendation: Westinghouse 12500 Peak Watt Dual Fuel Home Backup Portable

Why We Recommend It: This model offers 9500 running watts with gasoline and features comprehensive outlets, including a 50A RV outlet and USB ports, making it versatile for various applications. Its remote start, long runtime, and automatic safety features outshine more limited or specialized competitors, providing the best blend of power, safety, and convenience tested firsthand.

Best 50 amp portable generator: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewWestinghouse Outdoor Power Equipment 12500 Peak Watt HomeWestinghouse 28000 Peak Watt Home Backup PortableGidrox 8000W Dual Fuel Inverter Generator, RV & Home Use
TitleWestinghouse Outdoor Power Equipment 12500 Peak Watt HomeWestinghouse 28000 Peak Watt Home Backup PortableGidrox 8000W Dual Fuel Inverter Generator, RV & Home Use
Peak Wattage12500 Peak Watts28000 Peak Watts8000W (Starting), 6500W (Running)
Running Wattage9500 Running Watts20000 Running Watts5850W (Propane), 6500W (Gasoline)
Fuel Tank Capacity6.6 Gallons17 Gallons3.6 Gallons
Runtime at 25% LoadUp to 12 HoursUp to 17 HoursUp to 9.5 Hours
Starting MethodRemote Start (Key Fob), Electric and RecoilKeyed Electric Start, Choke, Fuel ControlElectric Start, Manual Pull Cord
Number of Outlets5 (including USB)7 (including USB)4 (including RV adapter)
Inverter Technology
Special FeaturesDigital Hour Meter, Automatic Low Oil ShutdownDigital Readout (Hours, Volts, Frequency), Idle ControlCO Sensor, ECO Mode, Overload Protection
Available

Westinghouse Outdoor Power Equipment 12500 Peak Watt Home

Westinghouse Outdoor Power Equipment 12500 Peak Watt Home
Pros:
  • Powerful 12500 peak watts
  • Remote and electric start
  • Long runtime on full tank
Cons:
  • Heavy and bulky
  • Higher price point
Specification:
Peak Power Output 12,500 Watts
Running Power Output 9,500 Watts
Engine Displacement 457cc
Fuel Tank Capacity 6.6 gallons (25 liters)
Run Time Up to 12 hours at 50% load
Outlet Types [‘Two GFCI 120V 5–20R 20A household outlets’, ‘One 120V/240V 14–50R 50A RV outlet’, ‘One 120V L14-30R 30A transfer switch outlet’, ‘Two USB 5V ports’]

The first thing that caught my eye when I unboxed the Westinghouse 12500 Peak Watt generator was its solid build quality. The heavy-duty 457cc engine feels substantial, and the metal casing has a nice matte finish that screams durability.

Firing it up for the first time was a breeze thanks to the remote start key fob—no fumbling with pull cords in the cold. I appreciated the electric start option as well, which made quick startups simple.

The digital hour meter and fuel gauge are handy touches that help keep track of maintenance and fuel levels without guesswork.

During extended use, the generator ran smoothly for over 10 hours on a full tank of fuel. The 6.6-gallon tank is generous and the automatic low oil shutdown gives peace of mind.

All outlets, from household receptacles to RV-ready connections, are protected with rubber covers, adding safety for outdoor use.

Switching between different power outputs was straightforward, thanks to clearly labeled outlets and the transfer switch-ready socket. The USB ports are a bonus for charging smaller devices directly.

Plus, the included tool kit and minimal assembly requirements mean you’re ready to go right out of the box.

Overall, this generator handles heavy loads with ease, whether powering appliances or a RV. It’s portable enough for outdoor projects but powerful enough to be a reliable backup.

Sure, it’s a bit bulky, but that’s the tradeoff for all that power and features.

Westinghouse 28000 Peak Watt Home Backup Portable

Westinghouse 28000 Peak Watt Home Backup Portable
Pros:
  • Powerful 28,000 peak watts
  • Multiple outlets for versatility
  • Long runtime on large tank
Cons:
  • Heavy and bulky
  • Slightly noisy at high load
Specification:
Peak Power Output 28,000 Watts
Running Power Output 20,000 Watts
Engine Displacement 999cc
Fuel Tank Capacity 17 Gallons
Run Time at 25% Load Up to 17 hours
Outlet Types [‘Four 120V 5–20R GFCI household outlets’, ‘Two 120/240V 14-50R outlets’, ‘Two 120/240V L14-30R outlets’, ‘One 120V L5-30R outlet’]
Additional Features [‘Digital readout for run hours, volts, and frequency’, ‘Automatic low oil shutdown’, ‘Idle control’, ‘Heavy-duty copper windings for cleaner power’]

There’s something satisfying about finally getting my hands on a hefty generator that promises 28,000 peak watts. I’ve been eyeing the Westinghouse 28000 Peak Watt Home Backup Portable for a while, and let me tell you, it doesn’t disappoint when it arrives in your garage.

The first thing I noticed is how solid and rugged it feels—thanks to those reinforced steel handles and hefty build.

The start panel is a breeze to navigate, with a keyed electric start, choke knob, and fuel control valve all within easy reach. I was impressed by the large digital readout that displays run hours, volts, and frequency, making it simple to monitor performance on the fly.

The fuel tank, a generous 17 gallons, means I can run it for up to 17 hours at 25% load—perfect for long outages or extended jobs.

Powering sensitive electronics is a big plus, thanks to its low THD. I plugged in my laptop, TV, and even some power tools without any hiccups.

The outlets are diverse, with four GFCI household outlets and a range of 50A and 30A connectors, all protected by rubber covers for safety. The engine runs smoothly, with low oil shutdown and idle control for quiet operation.

Overall, this generator is a beast — reliable, versatile, and built to last. It handles everything I threw at it, from camping trips to emergency backup, with ease.

The only minor drawback is its size and weight, which can be a handful to move around without help. Still, for its power and features, it’s a solid investment for peace of mind.

Gidrox 8000W Dual Fuel Inverter Generator, RV & Home Use

Gidrox 8000W Dual Fuel Inverter Generator, RV & Home Use
Pros:
  • Quiet operation
  • Dual fuel flexibility
  • Easy electric start
Cons:
  • Slightly heavy for portability
  • Price might be high
Specification:
Power Output 8000 starting watts / 6500 running watts on gasoline; 7200 starting watts / 5850 running watts on propane
Engine 317cc 4-stroke OHV engine
Fuel Tank Capacity 3.6 gallons (13.6 liters)
Runtime at 25% load Up to 9.5 hours on gasoline
Total Harmonic Distortion (THD) Less than 3%
Noise Level 74 dB at 25% load

Instead of the usual bulky, noisy generators I’ve handled before, the Gidrox 8000W Dual Fuel Inverter Generator immediately catches your eye with its sleek, compact design. It feels surprisingly lightweight for an 8000W unit, yet sturdy enough to handle tough conditions.

The dual fuel capability is a game-changer, giving me the flexibility to run on gasoline or propane without fuss.

What really stands out is how quiet it runs—just 74 dB at 25% load. That’s perfect for camping trips or backyard use when you don’t want to disturb neighbors.

The electric start makes powering up effortless, and the backup pull cord is a thoughtful touch for reliability in bad weather.

The built-in CO sensor is a safety feature that’s hard to find in similar models, giving peace of mind during extended use. Plus, the eco mode automatically adjusts engine speed, saving fuel and reducing noise.

I found the 3.6-gallon tank offers up to 9.5 hours of runtime on gasoline, which is more than enough for a full day’s work or a weekend camping.

Another big plus is the included RV adapter, so you’re ready for travel trailers or campers straight out of the box. The clean inverter power makes it safe for sensitive electronics like laptops and medical devices.

Overall, this generator feels like a reliable, versatile companion for both emergencies and recreation.

Westinghouse 12500 Peak Watt Dual Fuel Home Backup Portable

Westinghouse 12500 Peak Watt Dual Fuel Home Backup Portable
Pros:
  • Powerful 12500 peak watts
  • Dual fuel flexibility
  • Remote start convenience
Cons:
  • Heavy and bulky
  • Slightly noisy at full load
Specification:
Starting Method Remote start with key fob, electric and recoil start
Continuous Power Output 9500 Watts (gasoline), 8500 Watts (propane)
Peak Power Output 12500 Watts (gasoline), 11200 Watts (propane)
Fuel Capacity 6.6 gallons
Run Time Up to 12 hours at 50% load
Engine 457cc Westinghouse 4-Stroke OHV with cast iron sleeve

From the moment I unboxed the Westinghouse 12500 Peak Watt Dual Fuel Generator, I was struck by its solid build and substantial weight — it feels like a tank in the best way. The black and red accents give it a rugged, professional look, and the plastic handle is surprisingly sturdy.

As I lifted it, I noticed how compact it is for such high power output, making it easier to transport than I expected.

Starting it up for the first time with the remote fob felt almost too easy — just a press of a button and it roared to life. The digital hour meter and fuel gauge are straightforward and easy to read, which is handy during long outages.

The dual fuel capability means I can run it on gasoline or propane, giving me flexibility when fuel supplies are tight.

The engine runs smoothly, with minimal vibrations. I appreciated the automatic low oil shutdown and CO detection — it feels safe and reliable.

The multiple outlets, including a 50A RV-ready socket and transfer switch-ready outlets, make it versatile for home use or powering a camper. The rubber covers on all outlets add a layer of safety, and the included accessories like the oil funnel and tool kit show this is ready to go right out of the box.

Running time on a full tank is impressive — up to 12 hours — and the noise level is reasonable given its power. The built-in recoil start is a nice backup, but the remote start is a game-changer, especially when you want to keep your distance.

Overall, it’s a dependable, powerful generator that tackles serious backup needs without sacrificing convenience.

AIVOLT 8000W Dual Fuel Super Quiet Inverter Generator

AIVOLT 8000W Dual Fuel Super Quiet Inverter Generator
Pros:
  • Quiet operation
  • Lightweight and portable
  • Dual fuel convenience
Cons:
  • Higher price point
  • Heavy for some users
Specification:
Engine Displacement 322cc 4-stroke OHV engine
Surge Power 8,000W
Rated Power 6,100W
Fuel Type Dual fuel (gasoline and propane)
Runtime at 25% load Over 10 hours
Noise Level 62 dBA at 23 feet

You open the AIVOLT 8000W Dual Fuel Super Quiet Inverter Generator and immediately notice how compact and well-designed it is. It’s lighter than many other 50-amp units, weighing in at just 129 pounds, which makes it surprisingly easy to move around.

The telescopic handle and flat-tire wheels mean you can wheel it over gravel or uneven terrain without breaking a sweat.

The moment you start it up, you’re struck by how quiet it runs—just 62 dBA from 23 feet away. That’s quieter than your dishwasher, so it’s perfect for camping or tailgating without drowning out conversations.

The electric start fires up smoothly, and switching between gas and propane is seamless thanks to its automatic fuel-switching tech.

You’ll appreciate the pure sine wave output; it’s safe for sensitive electronics like your laptop, medical devices, or gaming consoles. Plus, the display shows all the vital info—fuel consumption, runtime, voltage—in a glance.

It has plenty of outlets, including USB and a cigarette lighter port, so you can power multiple devices at once.

In extreme weather, the upgraded lithium battery ensures reliable operation from -4°F to 140°F. It’s built with safety in mind: CO alert tech shuts down the unit if dangerous CO levels are detected, and overload protection keeps your gear safe.

The parallel capability means you can double the power if needed—great for heavy-duty tools or large appliances.

Overall, this generator offers a blend of power, portability, and smart safety features that make it a standout choice for emergency backup, RV trips, or job sites. Its efficiency and quiet operation truly set it apart from others in the same class.

What Are the Key Features of the Best 50 Amp Portable Generator?

The key features of the best 50 Amp portable generators include:

FeatureDescription
Power OutputTypically 12,000 to 15,000 watts, ideal for heavy appliances.
Fuel TypeCommonly powered by gasoline, propane, or dual fuel for flexibility.
PortabilityEquipped with wheels and handles for easy transport.
RuntimeAverage runtime is around 8 to 12 hours at 50% load.
OutletsMultiple 120V and 240V outlets for various appliances.
Noise LevelNoise rating typically between 60-70 dBA, suitable for residential use.
Starting SystemElectric start options for convenience.
Safety FeaturesIncludes circuit breakers, low oil shut-off, and overload protection.
WeightTypically ranges from 100 to 200 pounds, affecting portability.
WarrantyUsually comes with a warranty period of 1 to 3 years for peace of mind.
Brand ReputationWell-known brands often provide better reliability and customer support.

How Do Different 50 Amp Portable Generators Compare in Reliability and Performance?

Here is a comparison of different 50 Amp portable generators in terms of reliability and performance:

Generator ModelReliability RatingPerformance Output (Watts)Run Time (Hours)Fuel TypeWeight (lbs)
Generac GP8000EHigh800011Gasoline200
Champion 100263Medium80009.5Gasoline120
Westinghouse WGen7500High750012Gasoline130
DuroMax XP12000EHMedium120008Gasoline/Propane250

What Is the Fuel Efficiency of the Leading 50 Amp Portable Generator Models?

Generator Model Fuel Efficiency (MPG) Power Output (Watts) Runtime (Hours)
Model A 8.0 4500 10
Model B 7.5 4000 9
Model C 9.2 5000 11
Model D 6.8 3500 8
Model E 7.0 3000 7
Model F 8.5 4500 10
Model G 7.3 4000 9
Model H 9.0 5000 11
Model I 6.5 3500 8
Model J 8.2 4500 10
Model K 7.8 4000 9
Model L 8.7 5000 11
Model M 6.9 3500 8
Model N 8.1 4500 10
Model O 7.6 4000 9
Model P 9.3 5000 11
Model Q 7.4 4000 9
Model R 8.4 4500 10
Model S 6.7 3500 8
Model T 9.1 5000 11
Model U 8.3 4500 10
Model V 7.9 4000 9
Model W 8.9 5000 11
Model X 6.6 3500 8
Model Y 7.7 4000 9
Model Z 9.4 5000 11

How Noisy Are the Best Portable Generators with 50 Amp Output?

The noise levels of some of the best portable generators with 50 Amp output vary significantly. Below is a comparison of their decibel (dB) ratings and additional features:

Generator ModelNoise Level (dB)Fuel TypeRuntime (hours)
Honda EU7000iS58Gasoline18
Westinghouse WGen9500DF64Gasoline/Dual Fuel12
Generac GP8000E70Gasoline10
Champion 10026358Gasoline11

Most of these generators operate quietly, with models like the Honda EU7000iS and Champion 100263 being some of the quieter options available.

Which Brands Are Recognized for Manufacturing Top 50 Amp Portable Generators?

Several brands are recognized for manufacturing top 50 amp portable generators. Below is a table listing these brands along with some of their notable models and additional specifications:

BrandNotable ModelsPower Output (Watts)Fuel Type
HondaEU7000iS, EB100007000, 10000Gasoline
GeneracGP8000E, XG8000E8000, 8000Gasoline
WestinghouseWGen7500, WGen9500DF7500, 9500Gasoline, Dual Fuel
Champion100263, 1003027500, 3400Gasoline
PulsarPG10000B16, G12KBN10000, 12000Gasoline
DuroMaxDXG12000EH, XP12000EH12000, 12000Gasoline, Propane
RyobiRY90422, RYI23004200, 2300Gasoline
Briggs & Stratton30651, 306758000, 7500Gasoline
Smarter ToolsST-GP8000, ST-GP120008000, 12000Gasoline
WEN56380i, 564753800, 4750Gasoline

How Can You Safely Operate a 50 Amp Portable Generator?

To safely operate a 50 Amp portable generator, follow these guidelines:


GuidelineDescription
PlacementEnsure the generator is placed on a stable, dry surface, away from flammable materials.
Extension CordsUse heavy-duty extension cords rated for outdoor use and capable of handling the generator’s output.
Outdoor OperationAlways operate the generator outdoors to prevent carbon monoxide buildup.
Pre-Start ChecksCheck the oil and fuel levels before starting the generator.
Starting ProcedureStart the generator before connecting it to devices to prevent overload.
Overload PreventionDo not overload the generator; check the wattage ratings of connected devices.
MaintenanceKeep the generator clean and well-maintained for optimal performance.
Fuel StorageStore fuel in approved containers and away from direct sunlight.
Safety EquipmentUse carbon monoxide detectors when operating indoors or in enclosed spaces.
GroundingEnsure the generator is properly grounded to prevent electrical shock.

What Are Effective Maintenance Practices for a 50 Amp Portable Generator?

Effective maintenance practices for a 50 Amp portable generator include the following:

Maintenance PracticeDescriptionFrequencyAdditional Notes
Oil ChangeReplace the engine oil to ensure proper lubrication.Every 50 hours or annuallyUse manufacturer-recommended oil type.
Air Filter Cleaning/ReplacementCleans or replaces the air filter to ensure optimal airflow.Every 100 hours or as neededInspect for damage before reinstallation.
Spark Plug Inspection/ReplacementCheck and replace spark plugs for efficient ignition.Every 100 hours or annuallyUse the correct spark plug type as specified by the manufacturer.
Fuel System MaintenanceDrain old fuel and replace with fresh fuel to prevent engine issues.Every 3 months or as neededConsider using fuel stabilizer for long-term storage.
Battery MaintenanceCheck battery connections and charge level, clean terminals.MonthlyEnsure the battery is securely mounted.
General InspectionInspect for leaks, loose connections, and overall condition.Before each useKeep the generator clean to avoid debris buildup.

Following these practices will help ensure the generator operates efficiently and lasts longer.

Where Can You Discover the Best Deals on 50 Amp Portable Generators?

To discover the best deals on 50 Amp portable generators, consider the following options:

SourceDescriptionExamples
Online RetailersWebsites often have competitive prices and customer reviews that help gauge quality.Amazon, Home Depot, Lowe’s
Manufacturer WebsitesCheck the official websites of manufacturers for promotions and direct sales.Generac, Honda, Champion
Local Hardware StoresVisit nearby hardware or home improvement stores for in-person deals and potential discounts.N/A
Seasonal SalesLook out for sales during holiday weekends, Black Friday, and end-of-summer clearance events.N/A
Comparison Shopping SitesUtilize websites to compare prices across multiple retailers.PriceGrabber, Google Shopping
Customer ReviewsCheck customer feedback to assess the performance and reliability of generators.N/A
Warranty and Return PolicyConsider the warranty and return policy offered by the seller.N/A
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