WEN TF1050iX - 8550/10500W Tri Fuel Inverter Generator With Electric Start
The WEN TF1050iX is a powerful tri-fuel inverter generator with a rated wattage of 8,550 W and a starting wattage of 10,500 W. (Read full specs)
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Description
Zoom on the WEN TF1050iX
In a few words, the WEN TF1050iX is a powerful portable inverter generator perfectly suited for:
- Homeowners in need of an emergency backup power for their essentials
- RV travellers who wish to upgrade their experience to another level
In the sections ahead, the power characteristics, availability of various outlets, the portability, and any additional features of the device shall be discussed.
Power & Run Time
The WEN TF1050iX delivers 120/240V and benefits from a tri-fuel technology that allows it to run on gasoline, propane, or natural gas. When gasoline-powered, it enjoys a running wattage of 8,550W and a peak wattage of 10,500W. When propane-powered, it benefits from 8,550 rated watts and 9,450 peak watts. Its natural gas operation offers 7,500W of rated wattage and 8,500W of starting wattage. Moreover, since it is parallel capable (parallel kit not included), its power may be increased if linked to a second compatible unit.
This inverter generator features a standard recoil pull-rope starting mechanism, but also a convenient and efficient electric starter (battery included).
Regarding its running time, the TF1050iX, with a 7.13 gallons fuel capacity, can operate for around 10.5 hours at 50% load with a full tank of gasoline (fuel consumption around 0.68 GPH). When using propane, it can run for around 5.8 hours (on a 20 lbs tank - propane consumption around 0.81 GPH).
Thanks to its low <1.2% Total Harmonic Distortion (THD), the TF1050iX produces a clean sine wave output, making it safe for your sensitive electronics when utilizing the AC outlets.
Outlets
The control panel features the following 4 AC outlets:
In addition, it provides 2 DC outlets: there's two 5V USB ports (USB-A) ideal for charging various electronic devices such as smartphones and tablets.
For RV owners with a 50-amp service, this WEN unit is RV-ready, boasting a 14-50R outlet. In addition, thanks to its twist-lock L14-30R receptacle, the TF1050iX is transfer switch ready, facilitating easy hookup to your breaker box to provide backup power for your home during blackouts.
Portability
Since the WEN TF1050iX is an inverter generator, its closed design (L30.1 x W26.3 x H28.8 in) not only provides an aesthetic advantage but also contributes to reduced noise levels compared to conventional, open frame devices. This modern design aims to provide an ideal power solution to recreational users.
Despite its weight of 209.4 lbs, the generator is still considered 'portable,' meaning it is movable, although its heftiness may restrict portability in certain environments or require additional considerations for transportation and setup. However, the lack of maneuverability can be offset with its set of wheels and its folding handle, which allows for convenient shifting once the generator is placed on the ground.
Features
The control panel of the TF1050iX is equipped with a convenient meter, providing voltage, frequency, and lifetime hours data, aiding in monitoring its status and activity.
In addition to this info, some light indicators allow you to instantly see if the generator is ready, the generator is overloaded and the oil level is too low.
The built-in fuel gauge of the inverter generator ensures simple and quick gas level assessments.
As for its security measures, the device features an overload protection (circuit breaker) and an automatic low oil shut-off, letting you use it with a peace of mind.
The unit also benefits from WEN's CO Watchdog carbon monoxide detection. This system measures the accumulation of poisonous CO gas while the generator is running. If the level of CO gas gets too high, the CO Watchdog system will automatically shut down the generator.
Apart from the typical documentation and an owner's manual (opens in a new tab), which lets you start it right away, the WEN TF1050iX also is packed along with the following accessories: tool kit, battery charger, propane hose and funnel. An official storage cover is also available, as a separate purchase.
The WEN TF1050iX versus other generators
The following charts are provided to give you an idea of how some of the key specs of the WEN TF1050iX compare to multi-fuel generators of similar power (between 8500 and 9500 W).
- In terms of its weight, the WEN TF1050iX weighs merely 209.4 pounds, earning it a spot among the lighter multi-fuel generators within the 8500 to 9500 rated wattage category. 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 its multi-fuel devices with similar power, the TF1050iX offers one of the higher run times, running for around 10.5 hours at 50% load. If you wish to prioritize autonomy, the Westinghouse iGen11000DFc shines as one of the top contenders, offering one of the highest run times among generators with similar power output, totaling around 12 hours.
- While the run time is an important parameter, it is dependent on the fuel tank's capacity and thus, doesn't say much on its own unless we consider fuel consumption as well. This inverter generator can be considered as fuel-efficient, due to its low estimated fuel consumption of only 0.68 GPH (gallon per hour) at 50% load, within the aforementioned wattage range. If fuel consumption is your top priority, we suggest to check out the Westinghouse iGen11000DFc, which has a fuel consumption of only 0.66 GPH and thus, is one of the most efficient devices in our database.
Price comparison
As you can see from these interactive charts, when compared to other 8500-9500W multi-fuel generators, the WEN TF1050iX 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
- In the expected price range
- Tri-fuel
- CO Watchdog
- Several accessories included
- Electric start
- Parallel capable
- Inverter
- Lightweight for its kind (209.4 lbs)
- High run time
- Fuel efficient
- Natural gas hose not included
- No remote start
Features and Specifications
| Inverter | Yes |
|---|---|
| Parallel capable | Yes, cable not included |
| RV ready | No |
| Fuel | Tri-Fuel (gasoline/propane/natural gas) |
| Engine | 457 cc OHV 4-stroke |
| Starting system | Recoil, Electric |
| Warranty | 3 years |
| Voltage | AC: 120/240V 60 Hz, DC: 5V |
| Gasoline | LPG | NG | |
|---|---|---|---|
| Running watts | 8,550 W | 8,550 W | 7,500 W |
| Starting watts | 10,500 W | 9,450 W | 8,500 W |
| Running amps (@120/240V) | 71.3/35.6 amps | 71.3/35.6 amps | 62.5/31.3 amps |
| Peak amps (@120/240V) | 87.5/43.8 amps | 78.8/39.4 amps | 70.8/35.4 amps |
| Run time @50% load | 10.5 h | 5.8 h | N/A |
| Run time @25% load | Unknown | Unknown | N/A |
| GFCI outlets | No |
|---|---|
| Covered outlets | Yes |
| Automatic Voltage Regulation | Inverter |
| AC outlets |
|
| DC outlets | 2x 5V USB port (USB-A) |
| Data center | VFT |
| Indicators | Low oil, overload and output ready |
| Fuel tank | 7.13 gal |
| Fuel gauge | Yes |
| Weight | 209.4 lbs |
|---|---|
| Approx. dimensions (L x W x H) | 30.1 x 26.3 x 28.8 in |
| Noise (lower limit) | Unknown |
| THD | < 1.2% |
| Compliance | EPA, ANSI/PGMA G300-2023 |
| Security | Low oil and overload protection, CO monitoring |
| Spark arrestor | Yes |
| Neutral | Bonded to frame |
| Accessories included | Funnel, tool kit, battery charger, propane hose, and battery |
| Country of origin | Vietnam |
| UPC | 044459105008 |
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 WEN
WEN Products, founded by Nick Anton in 1951, is an American power tool manufacturer and distributor, which claims to have a part in the development of modern chainsaw, soldering devices and wet sharpeners, through its research in random orbital technology. The Illinois based company expanded its distribution network to include various power tools, such as presses, drills and of course, power generators. As a distributor, WEN’s portfolio largely consists of branded products of different manufacturers, imported from Asia.
Warranty Information
The WEN TF1050iX is covered under a warranty for up to 3 years. This warranty may be limited and may not cover all parts of the generator.
For more information about the warranty of WEN generators, please consult WEN's warranty policies (opens in a new tab). Alternatively, you can also contact their Customer Support: 1-847-429-9263.
Questions & Answers
What can it power?
| Item | Running Watts | Starting Watts | |
|---|---|---|---|
| At home | Sump pump (1/2 hp) | 1050 | 2150 |
| Furnace fan (1/2 hp) | 875 | 2350 | |
| Refrigerator (energy star) | 192 | 1192 | |
| Electric range | 2100 | 2100 | |
| Hair dryer | 1800 | 1900 | |
| Freezer | 810 | 1750 | |
| Total | 6827 W | 8302 W | |
| For camping | Radiant heater | 1300 | 1300 |
| RV refrigerator | 180 | 600 | |
| Hair dryer | 1800 | 1900 | |
| Electric grill | 1650 | 1650 | |
| Microwave (1000 watts) | 1500 | 1500 | |
| Blender | 400 | 850 | |
| Total | 6830 W | 7280 W | |
| For work | Table saw | 1800 | 4500 |
| Air compressor (1 hp) | 1600 | 6100 | |
| Grinder | 1400 | 2500 | |
| Belt sander | 1150 | 2400 | |
| Total | 5950 W | 10450 W |
Couldn't find the right answer for you? Ask your own question.


