WEN DF623X - 5000/6250W Dual Fuel Generator With Electric Start
The WEN DF623X is a portable open frame dual fuel generator with a rated wattage of 5,000 W and a starting wattage of 6,250 W. (Read full specs)
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Description
Zoom on the WEN DF623X
In summary, the WEN DF623X is a portable generator especially useful for:
- RV travellers looking for even more independence
- People occasionally participating in outdoor fairs, festivals or events
- Food truck owners who do not wish to see their business interrupted under any circumstances
- Homeowners in need of an emergency backup power for their essentials
The subsequent sections will explore in detail its power characteristics, the diverse outlets it provides, its overall portability, and the supplementary features it offers.
Power & Run Time
With its dual-fuel technology, the powerful and versatile WEN DF623X provides an output of 120/240V. While gasoline-powered, it gives a running wattage of 5,000W along with a peak wattage of 6,250W. While propane-powered, it provides 4,500 rated watts and 5,625 starting watts.
This generator can be started thanks to a traditional recoil pull-start mechanism, but also to an intuitive and practical electric starter (battery included).
With a fuel capacity of 2.9 gallons, the DF623X can operate for around 6 hours at 50% load using gasoline (fuel consumption around 0.48 GPH), or for around 9.3 hours (on a 20 lbs tank - propane consumption around 0.51 GPH) using propane.
Since the DF623X has a high THD (<20%), it is advisable to not use it for the powering of sensitive electronic devices.
Outlets
The control panel features the following 4 AC outlets:
Additionally, it features 1 DC outlet: there's a 12V 10A (cigarette lighter style) receptacle allowing you to easily charge your batteries.
This WEN generator is RV Ready, as it features a TT-30R receptacle (TT stands for 'Travel Trailer'). In addition, with its twist-lock L14-30R receptacle, the DF623X 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 L26.1 x W23.4 x H22.1 in, the WEN DF623X boasts a traditional open frame structure, ensuring stability and allowing for convenient maintenance access to components, promoting air circulation. The generator is designed for outdoor use and demanding environments.
Despite its weight of 132 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. Still, once it is on the ground, its wheel kit and its folding handle can easily solve the issue of low mobility and allow for easy relocation of the device.
Features
For convenient monitoring of its status and activity, the control panel of the DF623X includes a convenient meter, which displays voltage, frequency and lifetime hours.
Featuring a built-in fuel gauge, the generator offers quick, convenient, and easy gas level checks at a glance.
From a security standpoint, the generator is furnished with an automatic low oil shut-off and an overload protection (circuit breaker), ensuring peace of mind during operation.
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.
Besides the classic documentation and an owner's manual (opens in a new tab) to get you promptly started, the WEN DF623X also comes with some accessories: funnel, propane hose, oil and tool kit are included. An official storage cover is also available, as a separate purchase.
The WEN DF623X versus other generators
The following charts are provided to give you an idea of how some of the key specs of the WEN DF623X compare to dual fuel generators of similar power (between 4500 and 5500 W).
- With a dry weight of 132 lbs, the WEN DF623X falls within the expected weight range for dual fuel generators in the 4500 to 5500 rated wattage. If weight is a key factor for your needs, the Pulsar PGX60BiSRCO is noteworthy for being one of the top contenders in this power range, with a dry weight of 93.5 pounds.
- Concerning its runtime, the DF623X provides around 6 hours at a 50% load, indicating that it falls on the lower side compared to other generators of its type and power range. If you consider autonomy on a single full tank as one of the deciding factors, one of the generators in the same power range that offers the highest run time is the WEN DF5600X, with around 12.5 hours.
- While run time is vital, it hinges on the fuel capacity. To grasp the full picture, we must also factor in fuel efficiency. When operating at 50% load, the generator's fuel consumption is estimated at 0.48 GPH, placing it within the average range of gasoline usage among similarly powerful devices. If you wish to further improve in the area of fuel efficiency, the WEN DF5600X, which boasts with a gas consumption of only 0.35 GPH, may be the right generator for you.
Price comparison
As you can see from these interactive charts, when compared to other 4500-5500W dual fuel generators, the WEN DF623X 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
- Dual fuel
- CO Watchdog
- Several accessories included
- RV Ready
- Electric start
- Decent weight (132 lbs)
- Decent fuel efficiency
- No remote start
- Relatively low run time
Features and Specifications
| Inverter | No |
|---|---|
| Parallel capable | No |
| RV ready | Yes |
| Fuel | Dual Fuel (gasoline/propane) |
| Engine | 272 cc OHV 4-stroke |
| Starting system | Recoil, Electric |
| Warranty | 2 years |
| Voltage | AC: 120/240V 60 Hz, DC: 12V |
| Gasoline | Propane | |
|---|---|---|
| Running watts | 5,000 W | 4,500 W |
| Starting watts | 6,250 W | 5,625 W |
| Running amps (@120/240V) | 41.7/20.8 amps | 37.5/18.8 amps |
| Peak amps (@120/240V) | 52.1/26 amps | 46.9/23.4 amps |
| Run time @50% load | 6 h | 9.3 h |
| Run time @25% load | Unknown | Unknown |
| GFCI outlets | No |
|---|---|
| Covered outlets | No |
| Automatic Voltage Regulation | Yes |
| AC outlets |
|
| DC outlets | 1x 12V 10A (cigarette lighter style) |
| Data center | VFT |
| Indicators | No |
| Fuel tank | 2.9 gal |
| Fuel gauge | Yes |
| Weight | 132 lbs |
|---|---|
| Approx. dimensions (L x W x H) | 26.1 x 23.4 x 22.1 in |
| Noise (lower limit) | Unknown |
| THD | < 20% |
| Compliance | EPA |
| Security | Low oil and overload protection, CO monitoring |
| Spark arrestor | Yes |
| Accessories included | Oil, funnel, tool kit, propane hose, battery, and wheel kit |
| UPC | 044459906230 |
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 DF623X 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 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 | Microwave (1000 watts) | 1500 | 1500 |
| AC (10,000 BTU) | 1500 | 2200 | |
| Refrigerator (energy star) | 192 | 1192 | |
| Toaster oven | 800 | 800 | |
| Total | 3992 W | 4992 W | |
| For camping | RV AC (11,000 BTU) | 1010 | 1600 |
| RV refrigerator | 180 | 600 | |
| Hair dryer | 1800 | 1900 | |
| Water heater (10 gallons) | 1000 | 2000 | |
| Total | 3990 W | 4990 W | |
| For work | Table saw | 1800 | 4500 |
| Grinder | 1400 | 2500 | |
| Electric fence (25 miles) | 250 | 250 | |
| Bug zapper | 80 | 80 | |
| Total | 3530 W | 6230 W |
Couldn't find the right answer for you? Ask your own question.



User Reviews
I bought a WEN DF4750 6 years ago and it has served me well. After Hurricane Helene, I decided to buy a second generator and upgraded to a DF623x. The quality control on this unit was awful. The propane regulator was defective, one of the wheel welds snapped leaving me with only one working wheel and the voltage regulator switch was missing. WEN has been very good about sending out replacement parts, and the unit runs well now, but these types of problems should have been caught and remedied at the factory. The other big problem with WEN lies in their lack of authorized factory repair facilities. In Western North Carolina, there are none.
This is my last WEN product.