Perth, Western Australia | 0403 177 183 | gavan@hfuel.com.au
Patent 2012261768  ·  ABN 57 153 603 108
Australian Made · Patented Technology

Save Fuel.
Cut Emissions.
Boost Power.

HHO hydrogen generator kits that reduce fuel consumption by up to 42% and emissions by up to 78% — independently certified for cars, trucks, generators and marine vessels.

View All Products Fuel Savings Calculator
42%
Certified fuel savings — petrol engines (Saarthi, 2023)
78%
Emissions reduction in independent lab tests
Gen 25
Latest generation — trucks, mining & marine
Patented Technology
Murdoch University Tested
Saarthi Certified Reports
Perth, Western Australia
International Distribution
Our Hydrogen Generator Kits

Choose Your Generation

Four proven HHO systems engineered for every application — from passenger vehicles to heavy mining trucks.

GEN 10 Gen 10 HHO Kit
Gen 10 System
Compact HHO kit for cars & light 4WDs. Up to 4.5L engine capacity. 3.2 LPM at 13V/30A. Fits DeWalt or marine battery box.
Cars4WDPetrol/Diesel
Full Details →
GEN 15 Gen 15 HHO Kit
Gen 15 System
Mid-range performer for trucks & heavy 4WDs. Up to 10L engines. 3.2–4.0 LPM. Fits DeWalt Toughbox 2 (53×33×30cm).
Trucks4WDDiesel
Full Details →
GEN 20 Gen 20 HHO Kit
Gen 20 System
Heavy-duty HHO for large trucks & generators. Up to 16L engines. 4.2 LPM. K40 certified 32% savings on 7.2L 27-tonne truck.
GeneratorsHeavy Trucks
Full Details →
GEN 25 Gen 25 HHO Kit
Gen 25 System
Most powerful unit. 250% larger cell than Gen 20. Built for mining, marine trawlers & heavy transport >20L engines.
MiningMarineIndustrial
Full Details →
Why Hydrogen?

Six Proven Benefits

Increase Fuel Efficiency
Hydrogen forces complete combustion — more usable power from less fuel. Stop wasting unburnt fuel out your exhaust.
Reduce Emissions up to 78%
Certified lab tests confirm dramatic cuts in CO, NOx, particulate matter, carbon deposits and DPF blockage.
Increase Power & Torque
Faster combustion at top of the power stroke means more power when you need it — using less fuel overall.
Reduce Engine Noise
Hydrogen improves combustion timing, dramatically reducing engine knock and pre-ignition for a smoother drive.
Lower Maintenance Costs
Less carbon in engine oil means reduced wear and significantly longer engine life — cutting your total operating cost.
Active Carbon Cleaning
Hydrogen combustion burns carbon particle deposits as your engine runs — passively cleaning pistons and cylinder heads.

Certified. Tested. Proven.

Independent lab reports from Murdoch University and Saarthi Green Tech confirm real-world fuel savings and emission reductions across our entire product range.

K40 Truck — 32% Fuel Saving (June 2023) Petrol — 42% Saving + 76% Less Emissions Australian Patent 2012261768
View Certified Reports
Applications

Built for Your Vehicle

From family cars to heavy mining trucks — our HHO systems are engineered for every combustion engine application.

Cars & Passenger
Gen 10 recommended
Trucks & Commercial
Gen 15 / 20 / 25
Generators & Industrial
Gen 15 / 20 recommended
Marine & Trawlers
Gen 20 / 25 recommended
How It Works

Simple to Install. Immediately Effective.

Our hydrogen generator kit produces HHO gas on-demand from distilled water, injecting it directly into your engine's air intake.

1
Water Electrolysis
Distilled water is split into hydrogen and oxygen gas by the stainless steel electrode cells using 12–30V DC from your vehicle battery.
2
HHO Gas Produced
HHO (oxyhydrogen) gas is generated at 3.2–4.2+ litres per minute, depending on your model and current setting.
3
Injected into Air Intake
The HHO gas feeds directly into your engine's air intake alongside the normal fuel-air mixture.
4
Complete Combustion
Hydrogen accelerates combustion, burning fuel more completely — producing more power, less heat waste and fewer emissions.

Talk to Gavan About Your Application

Free consultation on which system suits your vehicle or fleet. Earn $400 agent commissions as an authorised distributor.

0403 177 183 Send Enquiry