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DuroStar DS11000DX - 9000/11000W Dual Fuel Generator With Electric Start

The DuroStar DS11000DX is a powerful open frame dual fuel generator with a rated wattage of 9,000 W and a starting wattage of 11,000 W. (Read full specs)

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DuroStar DS11000DX

Price history for the DuroStar DS11000DX

Lowest price $1,399
Highest price $1,399
Current price $1,399

Description

Zoom on the DuroStar DS11000DX

In a nutshell, the DuroStar DS11000DX is a powerful portable generator mostly geared towards:

  • Prudent homeowners who want a full backup power source in case of a power outage
  • Professionals who want to ensure that a power failure will not prevent them from working

In the forthcoming sections, you'll delve into its power characteristics, the various outlets it offers, its overall portability, and the additional features it boasts.

Power & Run Time

The DuroStar DS11000DX in use

The DuroStar DS11000DX

The DuroStar DS11000DX, equipped with dual-fuel technology and delivering 120/240V, ensures both power and versatility. Running on gasoline, it delivers a running wattage of 9,000W and a starting wattage of 11,000W. On propane, it provides 8,550 running watts and 10,450 starting watts.

The generator, rated for a noise of 74 dBA (just slightly more noisy than a shower), provides flexibility in starting, offering both a simple traditional pull-start mechanism and a simple and elegant electric starter (battery included).

In terms of run time, the DS11000DX, boasting a 8.3 gallons fuel tank, can run for up to 19 hours on a full tank of gasoline (with fuel consumption averaging 0.92 gallons per hour). Additionally, it provides up to 7 hours (on a 20 lbs tank - propane consumption around 0.67 GPH) of operation with propane.

As the DS11000DX has a relatively high THD (<12%), it is not recommended to use it to power sensitive electronic devices.

Outlets

The control panel provides the upcoming 7 AC outlets:

Two Duplexes 120V 20A (5-20R) GFCI
120V 30A (L5-30R) receptacle
120/240V 30A (L14-30R) receptacle
120/240V 50A (14-50R) receptacle

Despite not having the 'RV Ready' status, this DuroStar generator provides the benefit of convenient RV compatibility through its L5-30R receptacle, enabling you to easily power your RV using an L5-30P to TT-30R adaptor. Besides, since it features a twist-lock L14-30R receptacle, the DS11000DX is tailored to be transfer switch ready, making it easy to connect it to your breaker box for home power support during outages.

Portability

At L29 x W30 x H26 in, the traditional open frame structure of the DuroStar DS11000DX ensures stability while facilitating convenient maintenance access to components and promoting air cooling. The design is ideal for rough environments and demanding outdoor use.

Though weighing 230 lbs, the generator remains classified as 'portable,' indicating its capability to be moved, though its weight could pose transport challenges. Nevertheless, the restricted maneuverability is counteracted by its wheel kit (⌀10") and its folding handle, enabling easy shifting once the generator is set in place.

Features

Panel of the DuroStar DS11000DX

The DS11000DX's control panel

Included in the control panel of the DS11000DX are a convenient meter, showing voltage, frequency, and lifetime hours metrics, essential for monitoring its status and activity.

In addition to this info, a light indicator serves to show you when its oil levels are insufficient.

With its built-in fuel gauge, the generator provides quick and convenient gas level checks.

As far as security is concerned, the generator comes with an automatic low oil shut-off and an overload protection (circuit breaker), providing peace of mind during use.

The DS11000DX also benefits from DuroStar’s CO Alert carbon monoxide shutdown. If CO levels become unsafe or rapidly increase, the generator will automatically shut down, an indicator will light red, and the engine will not restart for 5 minutes.

In addition to the traditional documentation and an owner's manual (opens in a new tab) to help you get started promptly, the DuroStar DS11000DX also includes several accessories: propane hose, tool kit and funnel.

Product Video

The DuroStar DS11000DX versus other generators

The following charts are provided to give you an idea of how some of the key specs of the DuroStar DS11000DX compare to dual fuel generators of similar power (between 8500 and 9500 W).

  • A weight of 230 lbs makes the DuroStar DS11000DX one of the heaviest dual fuel devices in the 8500-9500 rated wattage range. If weight is a key factor for your needs, the Westinghouse iGen11000DFc is noteworthy for being one of the top contenders in this power range, with a dry weight of 187.4 pounds.
  • Among the generators of a comparable running wattage, this generator with a lowest noise of 74 dBA can be judged as noisy. For those who are looking for a less noisy device, we suggest the DuroMax XP11000iH. With just 61 dBA, it is one of the most quiet devices in this power range.
  • Autonomy-wise, with around 9 hours on a full tank at a 50% load, the DS11000DX is on the low end when compared to other dual fuel generators of a similar power output. If extended autonomy is what matters most to you, the Westinghouse iGen11000DFc could be an excellent choice, offering one of the longest run times among units in its power category, reaching around 12 hours.
  • Run time is a key metric, but it's dependent on the generator's fuel capacity. Therefore, discussing fuel efficiency is necessary to get the full picture. Compared to similar devices, this generator is less fuel-efficient than most: it burns around 0.92 gallons of gasoline per hour at a 50% load. If you are concerned with gasoline efficiency, having a fuel consumption of just 0.66 GPH, the Westinghouse iGen11000DFc is a device you could look out for.

Price comparison

As you can see from these interactive charts, when compared to other 8500-9500W dual fuel generators, the DuroStar DS11000DX is on the average side of the price range.

Therefore, this generator nicely fits in the expected budget for this kind of product.

The bottom line

STRENGTHS:
  • In the expected price range
  • Dual fuel
  • CO Alert technology
  • GFCI Outlets
  • 4 different AC outlet types
  • Electric start
WEAKNESSES:
  • No remote start
  • On the heavy side (230 lbs)
  • On the noisy side (74 dBA)
  • Relatively low run time
  • Low fuel efficiency

Do you own the DuroStar DS11000DX and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

Features and Specifications

General
InverterNo
Parallel capableNo
RV readyNo
FuelDual Fuel (gasoline/propane)
Engine457 cc OHV 4-stroke, cast iron sleeve
AlternatorCopper windings
Starting systemRecoil, Electric
Warranty5 years
VoltageAC: 120/240V 60 Hz
Power
GasolinePropane
Running watts9,000 W8,550 W
Starting watts11,000 W10,450 W
Running amps (@120/240V)75/37.5 amps71.3/35.6 amps
Peak amps (@120/240V)91.7/45.8 amps87.1/43.5 amps
Run time @50% load9 h3.5 h
Run time @25% load19 h7 h
Features
GFCI outletsYes
Covered outletsNo
Automatic Voltage RegulationYes
AC outlets
  • 2x Duplex 120V 20A (5-20R) GFCI
  • 1x 120V 30A (L5-30R)
  • 1x 120/240V 30A (L14-30R)
  • 1x 120/240V 50A (14-50R)
DC outletsNo
Data centerVFT
IndicatorsLow oil
Fuel tank8.3 gal
Fuel gaugeYes
Misc
Weight230 lbs
Approx. dimensions (L x W x H)29 x 30 x 26 in
Noise (lower limit)74 dBA
THD< 12%
ComplianceCARB, EPA
SecurityLow oil and overload protection, CO monitoring
Spark arrestorYes
Accessories includedFunnel, tool kit, propane hose, battery, and wheel kit
SeriesDX
UPC811640016722

We've taken extra care to research and verify each of the specifications above. That said, occasional mistakes or omissions are still possible. If you spot any missing or inaccurate information, feel free to suggest a correction so we can address it.

Spec Improvement×

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About DuroStar

The DuroStar brand belongs to DuroMax, a company founded in 2003 and based in Ontario, California. DuroStar generators usually have a DuroMax twin, and only differ in their color scheme and in the factory in which they were produced. While DuroStar generators and engines are manufactured in China, the design and servicing centers reside in the US.

Warranty Information

The DuroStar DS11000DX is covered under a warranty for up to 5 years. This warranty may be limited and may not cover all parts of the generator.
For more information about the warranty of DuroStar generators, please consult DuroStar's (DuroMax) warranty policies (opens in a new tab). Alternatively, you can also contact their Customer Support: 1-844-DUROMAX (844-387-6629).

Questions & Answers

What can it power?
Examples of items that can be simultaneously powered.
The examples below are based on a maximum load of 80% and estimated wattages. For a more accurate estimation, use our generator size calculator.
Item Running Watts Starting Watts
At home AC (10,000 BTU) 1500 2200
Dish washer 1500 3000
Electric fry pan 1500 1500
Microwave (1000 watts) 1500 1500
Sump pump (1/2 hp) 1050 2150
Radio 100 100
Pair of small speakers 45 45
Total 7195 W 8695 W
For camping RV AC (11,000 BTU) 1010 1600
RV refrigerator 180 600
Hair dryer 1800 1900
Electric grill 1650 1650
Electric fry pan 1500 1500
Water heater (10 gallons) 1000 2000
Set of 5 LED light bulbs 55 55
Total 7195 W 8195 W
For work Table saw 1800 4500
Air compressor (1 hp) 1600 6100
Grinder 1400 2500
Demolition hammer 1260 1260
Drain cleaner 250 250
Bug zapper 80 80
Total 6390 W 10890 W

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