Sun Joe SPX4600 - 3000 PSI 1.3 GPM Electric Pressure Washer

The Sun Joe SPX4600 is an electric pressure washer offering a maximum water pressure of 3000 PSI and flow of 1.3 GPM. (Read full specs)

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Sun Joe SPX4600
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Description

YOUR DIRTY JOBS JUST GOT DONE. Fight back against dirt + debris with SPX4600 14.5-Amp Electric Pressure from SUN JOE® — the latest eco-friendly, electric grime fighter. Blast up to 3000 PSI of pressure and up to 1.3 GPM with SPX4600 to quickly wash away dirt and debris.

Zoom on the Sun Joe SPX4600

The Sun Joe SPX4600, a medium duty pressure washer, gives its user an all-around versatile cleaning experience, topped off by the following features:

  • pinpoint spot cleaning of hard, unpainted surfaces, accessing high areas, and successfully removing stubborn stains
  • overall cleaning of hard surfaces, washing vehicles, and prepping surfaces for painting
  • delicate surface cleaning, andbroad area cleaning with reduced pressure
  • applying detergents and cleaning agents, and rinsing off surfaces

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

The Sun Joe SPX4600 in use

The Sun Joe SPX4600

Powered by a 14.5-amp induction motor, its axial pump can generate a forceful pressure of 3000 PSI (roughly 50 times that of a standard garden hose) and a flow rate of up to 1.3 GPM. While these PSI and GPM values represent the maximum capabilities of the washer under specific conditions, it's important to note that under typical usage, the working pressure is 2300 PSI and the flow rate is 1.1 GPM. When these values are taken together, they yield a cleaning power of 2530 Cleaning Units.

The SPX4600 easily starts up with the press of an ON/OFF switch, providing seamless operation. The unit is ready-to-use with peace of mind, thanks to the included 35 ft GFCI cord.

Design & Handling

With its hand truck design and approximate dimensions of D23.5 x W18.5 x H35.4 in, the Sun Joe SPX4600 provides great mobility. The robust metal frame guarantees longevity of the assembly, providing stability and protection for internal components, even under demanding working conditions. The foam-padded fixed handle adds to the SPX4600 convenience of transport, while offering a comfortable grip.

Weighing 36.6 lbs, this unit offers a manageable weight that allows for easy handling by most individuals. This substantial weight can be partially attributed to the incorporation of the motor and a resilient metal frame. Even so, the SPX4600's two 9.4" wheels maintain easy maneuverability.

Main Features

The Sun Joe SPX4600 in use

The Sun Joe SPX4600

The Sun Joe SPX4600's package includes a spray gun, a wand, a pressure hose, 5 nozzles and a detergent injection feature, with a more detailed description below.

  • Soap injection: The pressure washer features a 1 gal tank for detergent storage. The unit features a dial to allow you to manually choose the detergent dilution ratio. The detergent is automatically mixed with the water flow by the pressure washer when a soap nozzle is connected.
  • Pressure hose: With a set of convenient hooks, the unit provides a convenient way to store the included 20 ft ⌀1/4" high-pressure hose when not in use, keeping it organized and readily accessible.
  • Spray gun and wand: A side hook enables you to easily store the included classic ergonomic spray gun and its wand.
  • Nozzles: In the table below, you can see the 5 included nozzles alongside their respective recommended surface uses.


15°

25°

40°

Soap
Concrete, brick, masonry/use>/use>/use>/use>/use>
Siding, gutters, house/use>/use>/use>/use>
Fencing, deck, patio/use>/use>/use>/use>
Lawn equipment, boat, RV/use>/use>/use>/use>

Important: The nozzle shapes shown above are for illustrative purposes and may vary. Symbols denote suitability, with a indicating 'Not recommended,' a for 'Suitable,' and an for 'Use with caution.'

Other Features

The specs of the Sun Joe SPX4600

The Sun Joe SPX4600

  • Total Stop System (TSS): The pressure washer includes a feature that shuts off the motor when the trigger is not engaged, extending the pump's longevity.
  • Onboard storage: The Sun Joe SPX4600 allows you to be always fully prepared, as it features a handy storage area, where nozzles and accessories can be stored.
  • Safety: Safety of operation is enhanced by a trigger lock mechanism (which prevents accidental operation).
  • Accessories: Besides the usual owner's manual and documentation to get you promptly started, the Sun Joe SPX4600 comes with power cord, wand, spray gun, pressure hose and nozzle cleaner.

Product Videos

The Sun Joe SPX4600'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 SPX4600 compare to similarly priced pressure washers.

Note: Even though we couldn’t list its price on this page, our research indicates that some retailers sell this unit around $350.

  • With a maximum pressure of 3000 PSI, the Sun Joe SPX4600 is among the electric options offering above-average water pressure, in the $300 to $400 price bracket. Prioritizing the highest water stream power? Check out the Westinghouse WPX3400e—a top contender in this price range, delivering up to 3400 PSI.
  • Compared to other products in the price range noted above, this washer, boasting 1.3 GPM, sits on the lower side of potential water flow. If you're looking for optimal debris removal capabilities, consider the Greenworks GPW2702A as one of the top choices in this price range, with a flow rate of 2.3 GPM.
  • The SPX4600 ranks as below average in terms of Cleaning Units, compared to electric devices in its price range, reaching only a value of 2530 CU. If the highest overall cleaning power is your top priority, the BE P2314EN, which can reach up to 3910 Cleaning Units, is one of the most efficient of the devices in the current price range.

Here's a list of the most popular specific comparisons:

Price comparison

As you can see from this interactive chart, when compared to other electric washers between 2500 and 3000 Cleaning Units, the Sun Joe SPX4600 is on the average side of the price range.

Therefore, this pressure washer nicely fits in the expected budget for this kind of cleaning power.

The bottom line

STRENGTHS:
  • In the expected price range
  • Induction motor
  • Good range of nozzles included
  • Detergent dilution mechanism
  • Onboard storage
  • High PSI for the price
WEAKNESSES:
  • No additional pressure control
  • Low GPM for the price
  • Low CU for the price

Do you own the Sun Joe SPX4600 and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

Features and Specifications

Power
FuelElectric
Motor14.5-amp, induction
PumpAxial
WaterCold (104°F max.)
PSI (max/rated)3000/2300
GPM (max/rated)1.3/1.1
Cleaning Units2530
Design
FrameMetal
HandlingHand Truck
Wheels2 wheels, ⌀9.4"
Weight36.6 lbs
DimensionsApprox. 23.5 x 18.5 x 35.4 in (D x W x H)
Hose storageHooks
Features
Soap injectionYes
Soap tank1 gal
Soap dilutionWheel
Nozzles0°, 15°, 25°, 40°, Soap
Quick connect nozzlesYes
Onboard storageYes
Hose20 ft, ⌀1/4
Misc
SecurityTrigger lock
Included accessoriesNozzle cleaner, wand, spray gun, high pressure hose, 35 ft GFCI power cord, 5 nozzles
Warranty2 years
UPC842470109254

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.

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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 SPX4600 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.

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