The Welzo PowerWash Pro 3950 delivers high-performance cleaning for both professional and home use. Designed to tackle even the toughest grime, oil, and dirt, it produces an outstanding 3950 PSI (275 Bar) of pressure — more than enough for driveways, patios, machinery, vehicles, and construction equipment.

Powered by a reliable 210cc OHV 8HP four-stroke petrol engine, the PowerWash Pro 3950 combines power and precision in a compact, easy-to-handle design. Its brass pump, professional spray lance, and 20-metre reinforced hose provide durability and control for all cleaning applications.

With a solid protective frame and 10-inch all-terrain wheels, this washer is engineered for stability, mobility, and longevity — the perfect companion for trade professionals and serious domestic users.

Key Benefits & Features

• High Pressure Performance: Generates up to 3950 PSI (275 Bar) of powerful cleaning output.

• 8HP Petrol Engine: 210cc OHV four-stroke engine for consistent and reliable power.

• Professional Brass Pump: Built for long-term durability under heavy use.

• Extended Reach: 20-metre reinforced hose allows you to cover wide areas with ease.

• Four Quick-Change Nozzles: Adjustable angles (15°, 25°, 40°, and soap) for different cleaning applications.

• Self-Priming Function: Draws water from either a barrel or mains supply — ideal for flexible operation.

• Foaming Capability: Integrated function for detergent or cleaning solution application.

• 6-Litre Detergent Tank: Mix and apply cleaning agents efficiently for professional results.

• All-Terrain Mobility: 10-inch wheels for smooth transport across uneven ground.

• Easy Start System: Reliable pull-start engine ignition.

• Solid Frame Construction: Protects components and ensures stability during operation.

Maximum Pressure: 3950 PSI / 275 BAR

Rated Working Pressure: 2600 PSI / 180 BAR

Engine Type: 4-Stroke OHV Petrol Engine

Engine Size / Power: 210cc / 8HP

Fuel Type: Unleaded Petrol (E10, 95 Ron)

Fuel Tank Capacity: 3 Litres

Oil Tank Capacity: 0.6 Litres

Pump Type: Swashplate Brass Pump

Water Flow Rate: 9.2 Litres per Minute

Maximum Water Temperature: 60°C

Hose Length: 20 Metres (Cotton Thread Reinforced, OD 11mm, ID 6.3mm)

Nozzles Included: 4 (15°, 25°, 40°, Soap)

Detergent Tank Capacity: 6 Litres

Start Method: Pull Start

Cooling System: Air Cooled

Self-Priming and Foaming Function: Yes

Frame Construction: Steel Protective Frame

Wheel Size: 10-Inch Heavy-Duty

Water Outlet Connection: M22 × 1.5 Male Thread (Bore 14)

Water Inlet Connection: M22 × 1.5 Male Thread (Hole 14)

Outlet Connector: ¼-Inch Copper Quick Coupling

Tool Kit Included: Axle, Axle Nut, Hook, Spark Plug Sleeve, Wrench

Rated RPM: 3400–3600

Gross Weight: 29kg

Net Weight: 28kg

Dimensions: 830 × 440 × 535 mm

• GTIN:
• Manufacturer: welzo-3
• Categories: All Welzo ProductsBest SellersEtro Perfumes & FragrancesExclusive ItemsOur Biggest Black Friday Sale!Power Tools
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

Please consult the product packaging for accurate instructions on how to use the product.

Disclaimer: Vendors labelled as Welzo-3 are 3rd-party sellers. Welzo is not the manufacturer, seller, or distributor of these products and is not responsible for the accuracy, completeness, or legality of the listings provided by third-party vendors. If you notice any discrepancies or issues with a listing, please report them to us using the following link: https://welzo.zendesk.com/hc/en-gb. We will contact the vendor directly to rectify or remove the listing where appropriate.