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BTGSHYNM 7 hp Petrol Washer review

The most modest petrol machine here, and the only one listed on all six Amazon stores.

The bottom line The sanest pressure in the petrol group, on the least documented machine. Buy it for the absent socket.

At 2 200 PSI — about 152 bar — and 2.3 GPM, roughly 520 l/h, this is the least aggressive petrol machine in the group, and that is its argument.

Pressure you can actually use

Two hundred and thirty bar is a specialist tool. A hundred and fifty is a pressure that cleans a drive, a wall and machinery without stripping everything soft it touches. Paired with 520 l/h of flow, it does the same work as a strong electric machine — but where no cable can reach.

What it does not tell you

No pump type, no distinction between peak and working pressure, and no brand with a spare parts network behind it. That combination is normal in this price band and it is the risk you accept: when something wears, the answer may be a new machine rather than a part.

The petrol rules, unchanged

Four-stroke, so petrol and oil are separate — check the oil before every session. Never run it in a garage or any enclosed space. Empty the fuel or stabilise it before winter, or expect a carburettor problem in spring.

Availability

One reference across all six Amazon stores, including the United States — the only machine in this family with that reach.

What we like, and what we don't

Strengths

  • 152 bar is a pressure a domestic property can actually use
  • About 520 l/h of flow — comparable with the best electric machines here
  • The only petrol machine in this group on all six Amazon stores

Compromises

  • Petrol cost and maintenance for pressure an electric machine can nearly match
  • No pump type published
  • Unbranded support: parts availability in three years is an unknown

Specifications

Pressure2 200 PSI (approx. 152 bar)
Flow rate2.3 GPM (approx. 520 l/h)
Engine7 hp four-stroke, single cylinder, air-cooled, 3 400 rpm
Water supplySelf-priming
NozzlesFive interchangeable
Amazon referenceB0H2VS9554
EAN0762581944615

Questions people actually ask

Why buy petrol at only 152 bar?

For range, not force. This is the pressure of a good electric machine with none of the cable, so it suits a large garden, a paddock, a boatyard or a second property without power. If there is a socket where you clean, an electric machine at this pressure is cheaper to buy, quieter, and starts every time.

Seven horsepower for 2 200 PSI — is that mismatched?

The engine has margin, which is not a bad thing: an engine working well below its limit runs cooler and lasts longer. What matters more is the pump, and this listing does not say what type it is — on machines at this price, assume axial and disposable.

Our score

7.2/ 10

The sanest pressure in the petrol group, on the least documented machine. Buy it for the absent socket.

Who this one is for, among cleaning machines

Large gardens and outbuildings without power, where 150 bar is plenty

Set beside the neighbouring cleaning machines

cleaning machines from the same category, at nearby prices. Only what all of them publish is shown: a column with holes compares nothing.

Model Price EngineAmazon reference
BTGSHYNM 7 hp Petrol Washer 180 € 7 hp four-stroke, single cylinder, air-cooled, 3 400 rpmB0H2VS9554
CHERIKIU 7.5 hp Petrol Washer 180 € 7.5 hp four-stroke, 3 400 rpmB0H3VFJJSK
VEVOR 3400 PSI 260 € 210 cc four-strokeB0DN5S9FD5
Güde Fuel 250 290 € 5.9 hp four-strokeB0G1QLTSZQ

Where the models are not equal, in cleaning machines

  • If price decides: this model, at 180 €.
  • Highest Engine in the table: VEVOR 3400 PSI (210 cc four-stroke).

Where this one sits on price, among cleaning machines

At 180 €, it sits -31 % against the 260 € median of the 5 models in this category published here.

This model in our cleaning machines guides

  • Petrol or Electric Pressure Washer? | CleanVerdict

Price and availability, for cleaning machines

A reference exists on these Amazon stores: France, Germany, Italy, Spain, United Kingdom, United States. Listed is not the same as in stock — availability changes daily.

Details checked on August 15, 2026.

Sources

Specifications: the manufacturer sheet for cleaning machines and the matching Amazon product page. Prices and availability: Keepa. Every figure on this page names its source.

How these cleaning machines are assessed here

Prices quoted in these summaries are dated readings. The live price is shown next to each product.