Generac 6712 - 3800 PSI 3.2 GPM 302cc Gas Pressure Washer

The Generac 6712 is a gas-powered pressure washer offering a maximum water pressure of 3800 PSI and flow of 3.2 GPM. (Read full specs)

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Generac 6712

Description

Powerful, compact and long lasting, professional belt drive power washers from Generac feature a belt drive system for longer pump life than direct drive models and a compact lightweight design for easy mobility around the jobsite.

Zoom on the Generac 6712

The Generac 6712, a heavy duty, commercial pressure washer, gives its user an all-around versatile cleaning experience, topped off by the following features:

  • precise spot cleaning of hard, unpainted surfaces, reaching elevated areas, and effectively removing stubborn stains
  • broad cleaning of hard surfaces, vehicle washing, and surface preparation for painting
  • gentle cleaning of delicate surfaces, and low pressure cleaning of larger areas
  • using cleaning solutions, and rinsing surfaces to remove residue

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 Generac 6712 in use

The Generac 6712

Utilizing an impressive 302cc engine, this machine's triplex pump can deliver a pressure of 3800 PSI (around 63 times stronger than a standard garden hose) and a flow rate of up to 3.2 GPM (values claimed by the manufacturer). Thus, the Generac 6712 achieves a cleaning power of 12160 Cleaning Units.

To initiate the Generac engine of this gas-powered pressure washer, a traditional pull-start mechanism is employed.

Containing gasoline, the pressure washer's fuel tank can hold a maximum of 1.7 gallon.

Design & Handling

The Generac 6712's wheelbarrow-style design enhances both mobility and stability, enabling seamless navigation and consistent performance, even on rugged terrain. The steel frame's robustness ensures the assembly's longevity, maintaining stability and protecting internal components, even in the harshest environments. The handle adds to the 6712 convenience of transport.

Tipping the scales at 134 lbs, this unit's weight presents a notable challenge for users, especially when it comes to lifting and moving it, particularly over uneven ground. Its 302cc Generac engine, the triplex pump and steel frame add up to a large chunk of the device's weight. However, the incorporation of two 10" pneumatic wheels makes navigating the 6712 less cumbersome, even on uneven terrain.

Main Features

The Generac 6712 comes with a spray gun, a wand, a pressure hose, 5 nozzles and a detergent injection feature, which are detailed below.

  • Soap injection: Detergent is fed in through a siphon hose, since the device lacks a soap tank. Due to the absence of a soap dilution feature, users of the Generac 6712 must ensure detergent is correctly diluted prior to use. The detergent is automatically mixed with the water flow by the pressure washer when a soap nozzle is connected.
  • Pressure hose: For easy organization, the included 50 ft ⌀5/16" high-pressure hose (4000 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 allows for an easy storage of the included classic ergonomic spray gun and its wand. The gun features a rotating auxiliary side handle to further improve the comfort of both left and right-handed users.
  • 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>

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 specs of the Generac 6712

The Generac 6712

  • Onboard storage: With the Generac 6712'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 low oil protection, a trigger lock mechanism (which prevents accidental operation) and a thermal relief valve (which helps to prevent internal pump damage).
  • Accessories: The Generac 6712 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 wand, pressure hose, oil, spray gun and soap hose.

The Generac 6712's performance versus other pressure washers

The following charts are provided to give you an idea of how the key specs of the Generac 6712 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 $1200.

  • The Generac 6712, which can achieve a PSI of up to 3800, falls behind the other gas-powered pressure washers in the $1000 to $1400 price range. If your priority is the highest possible power of the water stream, in this price range, we suggest checking out the DeWalt DXPW4440, which reaches up to 4400 PSI.
  • In comparison to devices within the previously mentioned price range, this washer, with its 3.2 GPM, is on the lower spectrum of achievable water flow. If you're looking for optimal debris removal capabilities, consider the DeWalt DXPW4440 as one of the top choices in this price range, with a flow rate of 4 GPM.
  • The 6712's Cleaning Units, 12160 CU (PSI X GPM), fall into the lower end when compared to gas-powered devices of similar price. If you are after the highest overall cleaning power, the DeWalt DXPW4440 with its 17600 Cleaning Units is one of the products that can achieve the highest cleaning efficiency in this price range.

Price comparison

As you can see from this interactive chart, when compared to other gas-powered washers between 10800 and 13700 Cleaning Units, the Generac 6712 is on the expensive side of the price range.

While certainly not the cheapest of its cleaning power range, purchasing it could most likely also mean enjoying the reliability of a high-end product.

The bottom line

STRENGTHS:
  • Triplex pump
  • Designed to be stable
  • Good range of nozzles included
  • Onboard storage
  • Several security features
WEAKNESSES:
  • On the expensive side
  • No soap tank
  • No detergent dilution mechanism
  • Low PSI for the price
  • Low GPM for the price
  • Low CU for the price

Do you own the Generac 6712 and agree (or disagree) with these strengths and weaknesses?

Let us know and write your own review.

Features and Specifications

Power
FuelGas-Powered
Engine302cc Generac 4-stroke OHV
PumpAnnovi Reverberi Triplex
WaterCold (100°F max.)
PSI3800
GPM3.2
Cleaning Units12160
Pressure controlValve
Design
FrameSteel
HandlingWheelbarrow
Wheels2 wheels, ⌀10", pneumatic
Weight134 lbs
DimensionsApprox. 35.5 x 25.3 x 26.8 in (D x W x H)
Hose storageHooks
Features
Soap injectionVia siphon hose
Soap dilutionNo
Nozzles0°, 15°, 25°, 40°, Soap
Quick connect nozzlesYes
Onboard storageYes
Hose50 ft, ⌀5/16
Misc
SecurityLow oil, trigger lock and thermal relief valve
EmissionsN/A
Included accessoriesOil, wand, spray gun, high pressure hose, soap hose, 5 nozzles
Warranty3 years
UPC696471067125

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 6712 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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