Bison G150K Petrol Pressure Washer (200 Bar, 20m Hose)
Professional Cleaning Power with Extended Reach
Built for Trade. Designed for Tough Jobs.
The Bison G150K is a high-performance petrol pressure washer engineered for professional users, contractors, and serious site work.
Combining up to 200 bar pressure, a heavy-duty plunger pump, and a 20-metre hose, this unit is built for longer run times, larger areas, and tougher cleaning applications.

Serious Cleaning Performance
Pressure: 180200 bar (up to 2900 PSI)
Flow Rate: 9 litres per minute
Delivers powerful, consistent cleaning for:
Heavy grime, moss, and dirt
Large surface areas
Machinery and equipment
Heavy-Duty Plunger Pump (Brass Head)
At the heart of the G150K is a plunger pump (PG200) - a key upgrade over standard axial pumps:
Designed for longer operating life
Handles extended run times with ease
More suited to professional and frequent use
Brass head construction ensures durability and resistance to wear.
Reliable 7HP Petrol Engine
Powered by the trusted Bison BS170F 7HP petrol engine:
Recoil start for simplicity
Strong, consistent output
Ideal for remote or off-grid work
No cables, no limitations - just reliable performance.
Extended Reach 20 Metre Hose
Supplied with a 20m steel-reinforced high-pressure hose:
Cover more area without moving the machine
Ideal for large driveways, yards, or sites
Reduces downtime and improves efficiency
This is a major upgrade over standard 8m hose setups.
Full Nozzle Set for Total Control
Includes 5 quick-connect nozzles:
0° Nozzle Maximum cutting power
15° Nozzle Heavy-duty cleaning
25° Nozzle General-purpose use
40° Nozzle Wide spray for rinsing
Chemical Nozzle Detergent application
Adapt instantly to different surfaces and tasks.
Integrated Detergent System
Comes with a 2-litre built-in detergent tank:
Apply cleaning chemicals with ease
Ideal for oily, greasy, or heavily soiled areas
Improves cleaning efficiency

Mobile & Practical Design
10 wheels for portability
Integrated hose roller for easy storage and handling
Robust frame built for site use
Whats Included
Bison G150K Pressure Washer
20m high-pressure hose (steel wire reinforced)
Spray gun & lance
5 x quick-change nozzles
Integrated 2L detergent tank
Hose reel system
Key Specifications
Max Pressure: 200 bar
Flow Rate: 9 L/min
Engine: 7HP Petrol (Recoil Start)
Pump: Plunger Pump (Brass Head)
Hose Length: 20 metres
Weight: 32 kg (Net)
Ideal Applications
Construction & building sites
Large driveways & commercial properties
Agricultural equipment & yards
Plant & machinery cleaning
Facilities & estate maintenance
Why Choose the Bison G150K?
Professional-grade plunger pump for longer lifespan
20m hose + reel for maximum efficiency
Powerful petrol engine for total mobility
Built for regular, heavy-duty use
180DSP vs G150K Quick Insight
180DSP Great all-rounder, lighter use, 8m hose
G150K Trade-focused, longer run times, 20m hose + reel, upgraded pump
If you're using it regularly or covering larger areas, the G150K is the smarter investment
Expert Support from Henry Pumps
Need help choosing the right setup or accessories?
Our team can advise on:
Hose upgrades
Turbo nozzles
Drain jetting kits
Maintenance & servicing
Speak to our team today on 0333 050 3748 or email sales@henrypumps.co.uk
Customer reviews
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Brand:Bison
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Condition:New
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Product Code:1202-0135
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Weight:32kg
Buy with confidence
At Henry Pumps, we support residential, commercial, and industrial customers, from homeowners and landlords to contractors and facilities teams. Based in Derbyshire, we help solve flooding, drainage, and water management challenges across the UK. Every pump we supply is chosen for proven reliability and performance, backed by expert, straightforward advice you can trust. Whether you’re maintaining a property, managing a building, or dealing with an urgent issue, we’ll help you find the right solution.



