Sun Joe SPX2790-MAX - 2200 PSI 1.1 GPM Electric Pressure Washer
The Sun Joe SPX2790-MAX is an electric pressure washer offering a maximum water pressure of 2200 PSI and flow of 1.1 GPM. (Read full specs)
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Description
Zoom on the Sun Joe SPX2790-MAX
In a nutshell, the Sun Joe SPX2790-MAX is a light duty pressure washer that allows:
- targeted spot cleaning for hard, unpainted surfaces, reaching elevated areas, and thoroughly removing stubborn stains
- general cleaning of hard surfaces , washing vehicles, and preparing surfaces for painting
- soft cleaning of delicate surfaces, and gentle cleaning for larger areas with low pressure
The following sections will present you in detail its power characteristics and design, its main features and all the additional features it has to offer.
Power
Powered by a 14.9-amp motor, its axial cam pump can deliver a pressure of 2200 PSI (around 37 times more than a standard garden hose) and a flow of up to 1.1 GPM (values as per PWMA testing standards). With these values combined, the Sun Joe SPX2790-MAX boasts a cleaning power of 2420 Cleaning Units.
The SPX2790-MAX initiates operation effortlessly with a straightforward ON/OFF switch. The unit is ready-to-use with peace of mind, thanks to the included 35 ft GFCI cord.
Design & Handling
With its portable design, the Sun Joe SPX2790-MAX priotirizes mobility one of its key features. The handle adds to the SPX2790-MAX convenience of transport.
Weighing in at a mere 21.4 lbs, this unit is designed for effortless portability and convenience. The use of an plastic frame helps maintain its lightweight build. In addition to its lightweight build, the inclusion of two 6" solid wheels ensures easy mobility and handling.
Main Features
The Sun Joe SPX2790-MAX comes with a spray gun, a wand, a pressure hose, 4 nozzles and a detergent addition feature, which are detailed below.
- Soap addition: Detergent is added to the water at the exit, by attaching the included foam cannon to the end of the wand. The foam cannon features a dial to allow you to manually choose the detergent dilution ratio.
- Pressure hose: Utilizing a set of convenient hooks, the unit offers a convenient solution for storing the included 20 ft high-pressure hose when it's not in use, keeping it neatly organized.
- Spray gun and wand: The included classic ergonomic spray gun and its wand can be easily stored in a side hook.
- Nozzles: The table below shows you the 4 included nozzles and the surfaces they're the most appropriate for.
0° | 15° | 40° | Turbo | |
|---|---|---|---|---|
| Concrete, brick, masonry | ||||
| Siding, gutters, house | ||||
| Fencing, deck, patio | ||||
| Lawn equipment, boat, RV |
Important note: The shapes of the depicted nozzles serve for illustration purposes only and may vary. Symbols used include a for 'Not recommended,' a for 'Suitable,' and an for 'Use with caution.'
Other Features
- Total Stop System (TSS): This function automatically stops the pressure washer when the trigger is released, prolonging the pump's lifespan.
- Onboard storage: With the Sun Joe SPX2790-MAX's handy storage area, you’ll always have all the necessary nozzles and accessories at hand and thus, you’ll be fully prepared for any job.
- Safety: Safety of operation is enhanced by a trigger lock mechanism (which prevents accidental operation).
- Accessories: Besides the usual owner's manual (opens in a new tab) and documentation to get you promptly started, the Sun Joe SPX2790-MAX comes with spray gun, power cord, wand, foam cannon (to add cleaning solutions to the water), pressure hose and nozzle cleaner.
Product Video
The Sun Joe SPX2790-MAX's performance versus other pressure washers
The following charts are provided to give you an idea of how the key specs of the Sun Joe SPX2790-MAX compare to similarly priced pressure washers.
- Equipped to deliver up to 2200 PSI, the Sun Joe SPX2790-MAX is recognized as one of the top performers among electric products capable of producing the highest water pressure, priced between $80 and $110.
- Compared to other products in the price range noted above, this washer, boasting 1.1 GPM, sits on the lower side of potential water flow. If maximum rinsing efficiency is your top priority, one of the devices with the highest water flow in the same price range is the Westinghouse ePX3030, with a GPM of 1.76.
- At 2420 Cleaning Units (PSI X GPM), the SPX2790-MAX emerges as one of the most efficient devices available at its price point.
Price comparison
As you can see from these interactive charts, when compared to other electric washers between 2000 and 2500 Cleaning Units, the Sun Joe SPX2790-MAX is on the cheap side of the price range.
It can therefore be a really good buy if you're looking to acquire a budget pressure washer.
The bottom line
- Inexpensive
- Portable
- Good range of nozzles included
- Onboard storage
- High PSI for the price
- High CU for the price
- Low GPM for the price
Features and Specifications
| Fuel | Electric |
|---|---|
| Motor | 14.9-amp, brushed |
| Pump | Axial Cam |
| Water | Cold (104°F max.) |
| PSI | 2200 |
| GPM | 1.1 |
| Cleaning Units | 2420 |
| Frame | Plastic |
|---|---|
| Handling | Portable |
| Wheels | 2 wheels, ⌀6", solid |
| Weight | 21.4 lbs |
| Hose storage | Hooks |
| Soap injection | Via foam cannon |
|---|---|
| Soap dilution | Adjustable |
| Nozzles | 0°, 15°, 40°, Turbo |
| Quick connect nozzles | Yes |
| Onboard storage | Yes |
| Hose | 20 ft |
| Security | Trigger lock |
|---|---|
| Included accessories | Nozzle cleaner, wand, spray gun, high pressure hose, foam cannon, 35 ft GFCI power cord, 4 nozzles |
| Warranty | 2 years |
| UPC | 842470141506 |
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 Sun Joe
Sun Joe is the brand that the parent Snow Joe Company uses to market its line of summertime outdoor power equipment. Founded in 1994 in Edison, NJ, Snow Joe + Sun Joe has consistently supplied do-it-yourselfers with quality corded electric and battery-powered tools for home and gardening needs. The company strives to be ecologically friendly and prides itself on innovation and low-cost solutions. Their range of products includes snow throwers, lawn mowers, pressure washers, and trimmers. The design team is located in Carlstadt, NJ, while the manufacturing facilities are located in China, India, Taiwan, Japan, as well as in the USA.
Warranty Information
The Sun Joe SPX2790-MAX is covered under a warranty for up to 2 years. This warranty may be limited and may not cover all parts of the unit.
For more information about the warranty of Sun Joe pressure washers, please consult Sun Joe's warranty policies (opens in a new tab). Alternatively, you can also contact their Customer Support: 1-866-225-9723.



