Powerhorse 9000ES (Discontinued)
The Powerhorse 9000ES is a portable open frame generator with a rated wattage of 7,250 W and a starting wattage of 9,000 W. (Read full specs)
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Description
This Powerhorse Portable Generator with Electric Start combines 9,000 Watts of clean electricity, electric start convenience and a full bank of outlets in one rugged, portable package. 100% copper-wound head and low harmonic distortion (less than 5%) provide safe operation of sensitive electronics.
Zoom on the Powerhorse 9000ES
In a few words, the Powerhorse 9000ES is a portable generator perfectly suited for:
- Food truck owners who want to ensure that their business is fully self-contained and does not rely on potentially unreliable external power
- Homeowners who want to be able to use the most necessary devices in their household, even during a blackout
Over the following sections, you'll uncover its power characteristics, the selection of outlets it offers, its overall portability, and the supplementary features it includes.
Power & Run Time
With a 420 cc (12.5 hp) OHV 4-stroke engine, the Powerhorse 9000ES operates on gasoline, providing 120/240V, with a running wattage of 7,250W and a starting wattage of 9,000W.
Operating with a noise rating of 75 dBA (just slightly more noisy than a shower), this generator offers two starting options: a conventional pull-start mechanism and a convenient and efficient electric starter (battery not included).
The fuel capacity of 6.6 gallons allows the 9000ES to operate for around 9.6 hours at 50% load with a full tank (fuel consumption around 0.69 GPH).
The 9000ES ensures a clean sine wave output, boasting <5% Total Harmonic Distortion (THD) to protect your sensitive electronics when connected to its AC outlets.
Outlets
The control panel provides the upcoming 10 AC outlets:
Moreover, it boasts 1 DC outlet: there's a 12V 8A (cigarette lighter style) receptacle with which charging your batteries is made easy.
Despite not having the 'RV Ready' status, this Powerhorse 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, with its twist-lock L14-30R receptacle, the 9000ES is configured to be transfer switch ready, allowing straightforward connection to your breaker box to supply backup power to your home during outages.
Portability
At L29.3 x W26.6 x H26.4 in, the traditional open frame structure of the Powerhorse 9000ES ensures stability while facilitating convenient maintenance access to components and promoting air cooling. This type of design is ideal for tough environments and heavy outdoor use.
While technically classified as 'portable' due to its ability to be moved, the 206 lbs of this generator may make manual lifting and transportation somewhat difficult. Nevertheless, thanks to its wheel kit and its folding handle (a decent solution to its lack of maneuverability), the generator can be easily moved, once placed the ground.
Features
To facilitate status and activity monitoring, a convenient voltmeter, which provides an easy way to monitor power output anytime are embedded in the control panel of the 9000ES.
In addition to this info, the device’s light indicator will display if the oil level is too low.
The fuel level of the generator can be determined quickly, easily, and conveniently with the help of its built-in fuel gauge.
From a security standpoint, the product offers an overload protection (circuit breaker) and an automatic low oil shut-off, allowing you to use it with a peace of mind.
As for its accessories, apart from the previously mentioned features, the Powerhorse 9000ES also comes with the basic documentation and an owner's manual (opens in a new tab), allowing you to start it right away.
Product Video
The Powerhorse 9000ES versus other generators
The following charts are provided to give you an idea of how some of the key specs of the Powerhorse 9000ES compare to generators of similar power (between 6500 and 7500 W).
- At 206 lbs, the Powerhorse 9000ES stands out as one of the heavier generators rated from 6500 to 7500 watts. If weight is a key factor for your needs, the Champion 201515 is noteworthy for being one of the top contenders in this power range, with a dry weight of 121.3 pounds.
- The generator can be considered average in its noise for its power category, as it is rated at 75 dBA. For those who are looking for a less noisy device, we suggest the Powerhorse 7500i. With just 55 dBA, it is one of the most quiet devices in this power range.
- Given that the 9000ES reaches an autonomy of around 9.6 hours with a full tank and at 50% load, it is placed within the average autonomy range of similarly powerful generators. Concerning the run times, one of the several devices with a comparable output, offering the highest autonomy, is the DuroStar DS8000iX, which is able to run for around 14.5 hours.
- Run times are important, yet thanks to their dependence on the fuel capacity, they should be judged along with the fuel consumption of the device. This generator has an average fuel consumption among comparably powerful devices, as it reaches 0.69 GPH (gallon per hour) at a 50% load. If you wish to acquire one of the most gasoline efficient products of this power range, the DuroStar DS8000iX, with a fuel consumption of 0.46 GPH could be in your good books.
The bottom line
- Impressive quantity of AC outlets
- Electric start
- Clean sine wave
- Acceptable noise (75 dBA)
- Decent run time
- Decent fuel efficiency
- No 50-amp output
- Battery not included
- No remote start
- On the heavy side (206 lbs)
Features and Specifications
| Inverter | No |
|---|---|
| Parallel capable | No |
| RV ready | No |
| Fuel | Gasoline |
| Engine | 420 cc OHV 4-stroke |
| Starting system | Recoil, Electric |
| Warranty | 2 years |
| Voltage | AC: 120/240V 60 Hz, DC: 12V |
|---|---|
| Running watts | 7,250 W |
| Starting watts | 9,000 W |
| Running amps (@120/240V) | 60.4/30.2 amps |
| Peak amps (@120/240V) | 75/37.5 amps |
| Run time @50% load | 9.6 h |
| Run time @25% load | Unknown |
| GFCI outlets | No |
|---|---|
| Covered outlets | No |
| Automatic Voltage Regulation | Yes |
| AC outlets |
|
| DC outlets | 1x 12V 8A (cigarette lighter style) |
| Data center | Voltmeter |
| Indicators | Low oil |
| Fuel tank | Steel, 6.6 gal |
| Fuel gauge | Yes |
| Weight | 206 lbs |
|---|---|
| Approx. dimensions (L x W x H) | 29.3 x 26.6 x 26.4 in |
| Noise (lower limit) | 75 dBA |
| THD | < 5% |
| Compliance | EPA |
| Security | Low oil and overload protection |
| Spark arrestor | Yes |
| Neutral | Floating |
| Accessories included | Wheel kit |
| Country of origin | China |
| Other model numbers | 750142 |
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.
About Powerhorse
Powerhorse is a trademarked brand name of gas-powered outdoor products owned and distributed by the Northern Tool & Equipment Company Inc. through their store locations and online. Powerhorse outdoor products include gas- and electric-powered tools including pressure washers, wood chippers/shredders, log splitters, electric generators and inverters. The product line also offers engines and water pumps. The brand's motto is "Power You Can Depend On". Powerhorse generators are engineered, developed and tested in Minnesota, but manufactured in China or Vietnam.
Warranty Information
The Powerhorse 9000ES is covered under a warranty for up to 2 years. This warranty may be limited and may not cover all parts of the generator.
For more information about the warranty of Powerhorse generators, please contact the Powerhorse Customer Support: 1-866-443-2576.
Questions & Answers
What can it power?
| Item | Running Watts | Starting Watts | |
|---|---|---|---|
| At home | Microwave (1000 watts) | 1500 | 1500 |
| AC (10,000 BTU) | 1500 | 2200 | |
| Electric fry pan | 1500 | 1500 | |
| Sump pump (1/2 hp) | 1050 | 2150 | |
| Refrigerator (energy star) | 192 | 1192 | |
| Set of 5 LED light bulbs | 55 | 55 | |
| Total | 5797 W | 6897 W | |
| For camping | RV AC (11,000 BTU) | 1010 | 1600 |
| RV refrigerator | 180 | 600 | |
| Hair dryer | 1800 | 1900 | |
| Electric grill | 1650 | 1650 | |
| Water heater (10 gallons) | 1000 | 2000 | |
| Game console | 150 | 150 | |
| Total | 5790 W | 6790 W | |
| For work | Table saw | 1800 | 4500 |
| Air compressor (1 hp) | 1600 | 6100 | |
| Concrete vibrator (1 hp) | 1080 | 1080 | |
| Total | 4480 W | 8980 W |
What does the throttle control switch do? Should I have it on? Couldn’t find information in manual. I have the powerhorse 9000E (Asked October 30, 2020)
This feature senses the load on the generator. With no load on the generator the engine speed drops to idle, which saves fuel and lengthens engine life. When a load is applied, the engine speed returns to maximum RPMs. Turning the switch off disables the sensing device and the generator will run at maximum RPM whether or not a load is applied.
Will it run a hot water heater (Asked November 14, 2020)
Most likely, yes. But it's always better to check your appliance's data plate to know its actual power needs.
How do I get a replacement throttle control switch for 9000? (Asked March 17, 2021)
Replacement parts can be ordered from Northern Tool.
Is this an inverter generator? (Asked March 18, 2022)
The unit is not an inverter generator, but it has a low THD.



