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Kärcher K1800PS - 1800 PSI 1.2 GPM Electric Pressure Washer

The Kärcher K1800PS is an electric pressure washer offering a maximum water pressure of 1800 PSI and flow of 1.2 GPM. (Read full specs)

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Kärcher K1800PS
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Price history for the Kärcher K1800PS
Highest Price
$219.99
Lowest Price
$189.99
Current Price
$189.99

Description

The K1800PS was developed to offer high cleaning performance and unparalleled ease of use. This electric pressure washer delivers 1800 PSI of TruPressure™, ensuring you get the highest level of cleaning power and driven by a reliable universal motor. It includes convenience features such as a unique on/off foot switch, a handy storage bin, large one-half gallon removable detergent tank and three spray nozzles (including a turbo nozzle for intense cleaning). It is perfect for tackling typical outdoor cleaning jobs.

Zoom on the Kärcher K1800PS

In a nutshell, the Kärcher K1800PS is a light duty pressure washer that allows:

  • comprehensive cleaning of hard surfaces, vehicle washing, and readying surfaces for painting
  • applying detergents or chemicals, and rinsing surfaces afterward
  • spot cleaning of hard, unpainted surfaces, and removing stubborn stains

Ahead are presented its power characteristics and design, its main features and any other additional features.

Power

Utilizing a 13-amp universal motor, this machine's axial pump can deliver a pressure of 1800 PSI (around 30 times stronger than a standard garden hose) and a flow rate of up to 1.2 GPM (CETA-certified values). Thus, the Kärcher K1800PS achieves a cleaning power of 2160 Cleaning Units.

Kärcher ensures easy motor startup for this electric pressure washer, thanks to the K1800PS's convenient ON/OFF pedal. The unit is ready-to-use with peace of mind, thanks to the included 35 ft GFCI cord.

Design & Handling

Enhanced mobility is a key feature of the Kärcher K1800PS, thanks to its hand truck design. The folding handle enhances its mobility, while allowing for a convenient storage.

With its lightweight construction, tipping the scales at only 20.7 lbs, this unit is a portable powerhouse for all your cleaning needs. Its lightweight construction is partially attributed to its plastic frame. Enhancing its already lightweight design, the unit boasts two 8" never-flat wheels, making transportation effortless.

Main Features

Along with the Kärcher K1800PS itself, the package also includes a spray gun, a wand, a pressure hose, 3 nozzles and a detergent injection feature, which are discussed in further detail below.

  • Soap injection: Detergent storage is facilitated by the inclusion of a removable 0.3 gal tank. It must be noted that the Kärcher K1800PS doesn’t come with a soap dilution mechanism. Therefore, you must always make sure that your detergent is correctly diluted. The pressure washer automatically dispenses and mixes the detergent with the water when a soap nozzle is attached.
  • Pressure hose: With a dedicated slot, the unit provides a convenient way to store the included 20 ft high-pressure hose when not in use, keeping it organized and readily accessible.
  • Spray gun and wand: Both the classic ergonomic spray gun and its wand may be conveniently stored in a front sheath.
  • Nozzles: Find details on the 3 included nozzles and their recommended surface applications in the table below.

15°

Soap

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

Note: The shape of the nozzles above is for illustration purposes only and may differ.
 Not recommended.  Suitable.  Use with caution.

Other Features

The nozzles of the Kärcher K1800PS

The Kärcher K1800PS nozzles

  • Onboard storage: Stay prepared for any job with Kärcher K1800PS's handy storage area, which allows you to neatly store any nozzles and accessories which you may need for the 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 Kärcher K1800PS comes with wand, garden hose adapter, spray gun, power cord and pressure hose.

The Kärcher K1800PS's performance versus other pressure washers

The following charts are provided to give you an idea of how the key specs of the Kärcher K1800PS compare to similarly priced pressure washers.

  • The Kärcher K1800PS, which can achieve a PSI of up to 1800, falls behind the other electric pressure washers in the $170 to $200 price range. Prioritizing the highest water stream power? Check out the Goodyear GYE22VT—a top contender in this price range, delivering up to 2200 PSI.
  • When contrasted with devices in the aforementioned price bracket, this washer and its 1.2 GPM lie at the lower range of attainable water flow. If you're looking for optimal debris removal capabilities, consider the Powerhorse Follow Me as one of the top choices in this price range, with a flow rate of 1.9 GPM.
  • The K1800PS ranks as below average in terms of Cleaning Units, compared to electric devices in its price range, reaching only a value of 2160 CU (PSI X GPM). If the highest overall cleaning power is your top priority, the Goodyear GYE22VT, which can reach up to 3630 Cleaning Units, is one of the most efficient of the devices in the current price range.
According to our stats, the following comparison is pretty popular: Kärcher K1800PS vs Kärcher K1700.

Price comparison

As you can see from these interactive charts, when compared to other electric washers between 2000 and 2500 Cleaning Units, the Karcher K1800PS 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
  • ON/OFF pedal
  • Onboard storage
WEAKNESSES:
  • Could include more nozzles
  • No detergent dilution mechanism
  • Low PSI for the price
  • Low GPM for the price
  • Low CU for the price

Do you own the Kärcher K1800PS and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

Features and Specifications

Power
FuelElectric
Motor13-amp, universal
PumpAxial
WaterCold (104°F max.)
PSI1800
GPM1.2
Cleaning Units2160
Design
FramePlastic
HandlingHand Truck
Wheels2 wheels, ⌀8", never flat
Weight20.7 lbs
DimensionsApprox. 17.5 x 16.5 x 33.1 in (D x W x H)
Hose storageDedicated slot (top)
Features
Soap injectionYes
Soap tank0.3 gal, removable
Soap dilutionNo
Nozzles15°, Soap, Turbo
Quick connect nozzlesYes
Onboard storageYes
Hose20 ft
Misc
SecurityTrigger lock
Included accessoriesWand, spray gun, high pressure hose, garden hose adapter, 35 ft GFCI power cord, 3 nozzles
Warranty3 years
SeriesPS
Other model numbers1.106-201.0
UPC886622043218

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 Kärcher

Founded in 1935 by Alfred Kärcher, this family-owned business is headquartered in Winnenden, Germany. Credited with developing Europe's first hot water high-pressure washer in 1950, the company continues to pride itself on ingenuity and innovative thinking for new solutions in the cleaning industry. Kärcher also insists on being a socially- and ecologically-sustainable company. The popularity of the brand can be seen by the fact that the name Kärcher has in some European countries become a colloquial term used synonymously with pressure washers.

Warranty Information

The Kärcher K1800PS is covered under a warranty for up to 3 years. This warranty may be limited and may not cover all parts of the unit.
For more information about the warranty of Kärcher pressure washers, please consult Kärcher's warranty policies (opens in a new tab). Alternatively, you can also contact their Customer Support: 1-800-537-4129.

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