Generac 8894 - 3100 PSI 2.5 GPM 196cc Gas Pressure Washer

The Generac 8894 is a gas-powered pressure washer offering a maximum water pressure of 3100 PSI and flow of 2.5 GPM. (Read full specs)

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Generac 8894

Description

Whether you’re washing the car or refreshing the appearance of your home and surrounding landscape, the Generac 3100 PSI pressure washer boasts electric start capabilities to simplify the starting process and promote smooth product operation. Equipped with a lithium-ion battery that provides up to 50 starts, the 3100 PSI unit also features an easy-to-access detergent tank and Horizontal axial cam pump with easy access connections for trouble-free assembly and enhanced cleaning results.

Zoom on the Generac 8894

In a nutshell, the Generac 8894 is a heavy duty, commercial pressure washer, which not only offers an all-around versatile cleaning experience, but that also allows:

  • spot cleaning of hard, unpainted surfaces, reaching high areas, and removing stubborn stains
  • gentle cleaning of delicate surfaces, and low pressure cleaning of larger areas
  • applying detergents or chemicals, and rinsing surfaces afterward

Its power characteristics and design, its main features and all its additional features are presented ahead.

Power

With a 196cc engine powering it, the aluminum axial cam pump of this unit is capable of achieving a pressure of 3100 PSI (approximately 52 times greater than that of a standard garden hose) and a flow rate of up to 2.5 GPM (values claimed by the manufacturer). Corresponding to these values is a cleaning power of 7750 Cleaning Units.

Equipped with a dual starting mechanism, the Generac engine of this gas-powered pressure washer offers both convenience and reliability: you are presented with the choice between the modern convenience of the electric start or the traditional reliability of the pull-start mechanism. A lithium-ion battery, which is included in the package, is required for the electric start.

Gasoline is stored in a fuel tank with a maximum capacity of 0.8 gallon.

Design & Handling

Enhanced mobility is a key feature of the Generac 8894, thanks to its hand truck design. The sturdy steel frame ensures the longevity of the assembly, offering stability and protection for internal components, even during rigorous use. The handle adds to the 8894 convenience of transport.

With a weight of 58.1 lbs, the unit is comfortably maneuverable for most users, allowing for efficient handling during cleaning tasks. Its 196cc Generac engine and steel frame account for a good chunk of that weight. However, with its two 10" never-flat wheels, the 8894 is easy to maneuver.

Main Features

Along with the Generac 8894 itself, the package also includes a spray gun, a wand, a pressure hose, 4 nozzles and a detergent injection feature, which are discussed in further detail below.

  • Soap injection: The pressure washer features a 0.6 gal tank for detergent storage. Attachment of a soap nozzle prompts the pressure washer to automatically introduce and blend the detergent with the water.
  • Pressure hose: For easy organization, the included 25 ft ⌀1/4" high-pressure hose (3100 PSI rating) can be stored on the unit using a set of convenient hooks when it's not in use, ensuring a clutter-free workspace.
  • Spray gun and wand: A side hook enables you to easily store the included PowerDial spray gun and its wand.
  • Nozzles: The table below shows you the 4 included nozzles and the surfaces they're the most appropriate for.


25°

40°

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

Please note: The shapes of the nozzles depicted above are for illustration purposes and may vary. Symbols used include a for 'Not recommended,' a for 'Suitable,' and an for 'Use with caution.'

Other Features

The nozzles of the Generac 8894

The Generac 8894 nozzles

  • PowerDial™ gun: The PowerDial™ ergonomic spray gun features 4 different power modes, which can be selected simply, according to your cleaning task – soap, wood, concrete or car.
  • Onboard storage: The Generac 8894's handy storage area lets you store nozzles and accessories, and thus, you’ll be always prepared and have everything necessary for the job at hand.
  • Safety: Safety of operation is enhanced by a trigger lock mechanism (which prevents accidental operation) and a thermal relief valve (which helps to prevent internal pump damage).
  • Accessories: The Generac 8894 comes with an owner's manual (opens in a new tab) and some basic documentation to get you quickly started. On top of that, you also get battery charger, wand, pressure hose, spray gun and oil.

Product Video

The Generac 8894's performance versus other pressure washers

The following charts are provided to give you an idea of how the key specs of the Generac 8894 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 $500.

  • With 3100 PSI, the Generac 8894 achieves a lower pressure when compared to similarly priced gas-powered pressure washers within the $500-600 range. If the highest possible power of the water stream is your priority, one of the champions in this price range is the Powerhorse 115178 with 3800 PSI.
  • In the aforementioned price range, this washer, with 2.5 GPM (gallons per minute), is placed on the lower end of the GPM scale. If you're looking for optimal debris removal capabilities, consider the Powerhorse 115178 as one of the top choices in this price range, with a flow rate of 3.6 GPM.
  • The 8894 ranks as below average in terms of Cleaning Units, compared to gas-powered devices in its price range, reaching only a value of 7750 CU (PSI X GPM). If the highest overall cleaning power is your top priority, the Powerhorse 115178, which can reach up to 13680 Cleaning Units, is one of the most efficient of the devices in the current price range.

Price comparison

As you can see from this interactive chart, when compared to other gas-powered washers between 7500 and 8000 Cleaning Units, the Generac 8894 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
  • Electric start
  • Good range of nozzles included
  • Onboard storage
  • Several security features
WEAKNESSES:
  • Low PSI for the price
  • Low GPM for the price
  • Low CU for the price

Do you own the Generac 8894 and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

Features and Specifications

Power
FuelGas-Powered
Engine196cc Generac OHV 4-stroke
PumpAxial Cam
WaterCold (100°F max.)
PSI3100
GPM2.5
Cleaning Units7750
Design
FrameSteel
Pump materialAluminum
HandlingHand Truck
Wheels2 wheels, ⌀10", never flat
Weight58.1 lbs
DimensionsApprox. 24.4 x 19 x 35.5 in (D x W x H)
Hose storageHooks
Features
Soap injectionYes
Soap tank0.6 gal
Nozzles0°, 25°, 40°, Soap
Quick connect nozzlesYes
Onboard storageYes
Hose25 ft, ⌀1/4
Misc
SecurityTrigger lock and thermal relief valve
EmissionsCARB, EPA
Included accessoriesOil, wand, PowerDial spray gun, high pressure hose, battery charger, 4 nozzles
Warranty3 years
Other model numbersG0088940
UPC696471084306

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 Generac

Founded in a garage in Wales, Wisconsin by Robert Kern and five employees, Generac has been a leader in power generation systems since 1959. In the early 1960s, Generac began producing electric generators for Sears and Roebuck Company. During the 1970s the company began to manufacture other outdoor power equipment such as electric chainsaws, pressure washers, and welders. Generac, now a subsidiary of CCMP Capital, continues to be headquartered in Waukesha, with manufacturing facilities in four other cities in Wisconsin USA.

Warranty Information

The Generac 8894 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 Generac pressure washers, please consult Generac's warranty policies (opens in a new tab). Alternatively, you can also contact their Customer Support: 1-888-GENERAC (888-436-3722).

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