There are different types of pressure washers, and they differ in their size, efficiency and what fuels them.
Diesel pressure washers have the most durable engines around, and they are sure to last much longer than any gas or electric-powered pressure washer as long as they are well taken care of.
If you can get one of the best picks in the market and maintain it properly, you won’t have to bother getting a new one anytime soon. This is why we will be discussing the best types of Diesel pressure washers on the market in the following paragraphs.
Top 6 Best Diesel Pressure Washer: Review
#1. Cam Spray 3000D Skid Mount Diesel Powered Cold Water Pressure Washer.
The Cam Spray 3000D Skid Mount Pressure washer features a triplex plunger pump with ceramic plungers and stainless steel valves equipped with low-pressure chemical injection. An unloader valve protects the system, and secondary pressure pops off.
It is mounted on an industrial coated base with vibration isolation and heavy-walled tubing and plate steel. It has a heavy-duty trigger gun to switch from high-pressure cleaning to detergent application and is equipped with quick-change 0°, 15°, 25°, 40° and low-pressure detergent nozzles.
This model does not have a Group 24 battery not included, but it is available at any local auto parts store. It also has additional features such as a 3000 PSI/207 bar, 4 GPM/15.2 LPM, 10 HP/7.5 kW, Hatz Diesel Recoil Engine, 5.3 Quart Engine Fuel Capacity and a 160 Degrees Fahrenheit Pump Maximum Temperature, 50 Foot Hose.
#2.SIMPSON MB1518 1500 PSI at 1.8 GPM Diesel Fired Hot Water Pressure Washer
This pressure washer is perfect for those wanting a compact pressure washer with a large water flow and reliability. It delivers a water pressure of up to 1500 PSI at 1.8 GPM from a robust, powered 120 VAC motor and an industrial triplex pump.
The good thing about this pressure washer is that it packs all the features that big machines have in a compact and portable design. It also has an adjustable pressure valve, vibration absorbing footpads, Quick-Connect nozzles and a GFCI-protected power cord.
The Simpson MB1518 model is perfect for job shops, detail specialists, and rural/suburban estate managers. It was developed explicitly by this set of people to do thorough and efficient work.
The combustion chamber allows for clean-burning and fuel efficiency combustion with diesel or kerosene. When either of them fires it up, it gives a 100-degree heat rise. Also, when the burner is diesel fired, the pump/motor/blower system operates on a 120V outlet.
It has an axial driven by an induction motor equipped with an Automatic Total Stop system to shut off the engine and pump when the spray trigger is released. Extra-large steel fuel tank provides all-day cleaning without refuelling.
i) Stable stance and a compact design combined with 13″ pneumatic tires
ii) 120 Volt Induction Motor with 35ft Power Cord and GFCI protection;
iii) 1700 psi @ 1.8 GPM
iv) Heavy-duty frame with powder-coated paint finish.
v) Convenient on-board storage for spray gun, wand, high-pressure hose, electric cord
vi) 4 Quick-Connect nozzles; 25 ft Industrial steel braid hot water hose; Overpressure safety
vii) High-temperature limit switch for safe operation; In-line chemical injection system.
#3. Cam Spray 5000D Skid Mount Diesel Powered Cold Water Pressure Washer
The Cam Spray 5000D Skid Mount Diesel Powered Cold Water Pressure Washer features a triplex plunger pump with ceramic plungers and stainless steel valves. It is equipped with low-pressure chemical injection, and the system is protected by an unloader valve and secondary pressure pop off.
It is a battery-powered pressure washer fuelled by diesel. The size of the machine makes for easy mobility, and the dimension is 30 x 30 x 36 inches. It can dispense pressure of up to 5000 pounds per square inch.
It also has a hose length of 50 feet which means you won’t have to worry about not being able to reach corners around your house. It has a maximum flow rate of 4.5 gallons per minute.
The machine is mounted on an industrial coated base with vibration isolation and heavy-walled tubing and plate steel. It has a heavy-duty trigger gun that can switch from high-pressure cleaning to detergent application pressure.
It is also equipped with quick-change 0°, 15°, 25°, 40° and low-pressure detergent nozzles. The Group 24 battery is not included in the electric start models and is available at any local auto parts store.
i) It sports a pressure level of 5000 PSI/345 bar
ii) a 4.5 GPM/17.1 LPM and 19.9 HP/14.6 kw
iii) The machine uses a Hatz Diesel E Start Engine and 10.5 Quart Engine Fuel Capacity
iv) 160 Degrees Fahrenheit Maximum Pump Temperature
v) 50 Foot Hose for easy mobility.
#4. MI-T-M – GC-3004-0MKD – Heavy Duty
This Maxell heavy duty pressure washer weighs just about 0.01 pounds and sports a pressure level of up to (2800 to 3299 psi) It relies on diesel for its power source and can only dispense with cold water. It has a dimension of 31 x 49 x 36 inches.
It can be used for up to 20 hours per week and has a hose length of about 50 feet. The machine can exert pressure of up to 3000 pounds per square inch.
i) Pressure Washer Style Cart Pressure
ii) Washer Flow Rate 3.9 GPM
iii) Engine Brand: Kohler Starter
iv) Type : Electric 9.8 HP
v) Pump Type: Crankshaft Pump
vi) Drive Belt: Piston
viii) Hose Dimensions
#5. Easy-Kleen Professional 3200 PSI
As a heavy-duty industrial pressure washer, this machine packs a beastly performance. It has a 4 GPM commercial duty triplex plunger pump. The durable oil bath crankcase, stainless valves and brass manifolds extend pump life.
Adjustable pressure lets you suit the task at hand with a direct drive. Its 14 HP Kohler commercial-grade diesel engine features an electric start that promotes easy starting, which allows for efficient fuel management and reliable performance.
The pressure washer features a schedule 80 heating coil with stainless steel shell to achieve a 145°F to 150°F rise in temperature over ambient. It is completely sealed with a ceramic blanket for total efficiency.
It also helps save up on heat-up time and fuel every time you use it. The wraps in the coil make for efficient use in cold climates with the North America 12 Volt Oil-Fired Burners 350,000 BTU and adjustable thermostat up for efficiency.
The dependability on the rugged 12 gauge one-piece roll cage is coated to resist rust & corrosion. The machine also has an all-welded lifting bar, and 13″ pneumatic wheels on 3/4″ axles manoeuvre to support lifting and mobility.
i) Durable oil bath crankcase
ii) 12 Volt Oil-Fired Burners 350,000 BTU
iii) Spray Gun 5 versatile quick connect nozzles: 0°, 15°, 25°, 40°
iv) Stainless valves & brass manifolds
#6. Easy-Kleen Bull Moose Professional 5000 PSI
The Easy Kleen Bull Moose pressure washer and the extremely heavy-duty machine were developed mainly for mining, oil field, forestry and other heavy-duty industrial work. It has a 58-HP Kubota Diesel Engine, an economic diesel-fueled engine that produces efficient power & is easy to service.
The general pump 5000 PSI delivers adjustable pressure of up to 10 gallons per minute, making short work of big jobs. It also has a trailer or truck mount, which can be helpful in terms of mobility.
The gearbox is driven for superior power transfer & dependability. It has an oil-fired Wayne Burners North American-made for dependable service.
The 1,000,000 BTU On-off switch & adjustable thermostat adds versatility and elliptically wound & stretched schedule. The machine also has seam welds & structural bracing to reduce vibration & extend pipe longevity.
The machine can conserve heat with a durable stainless steel housing and ceramic blanket. The Forklift slots simplify mounting and have mounting bolts that are welded to the frame for easy service. Another plus to this machine is its downstream chemical injection system that can use a variety of cleaner nozzles.
i) Quick connect the spray gun
ii) 0°, 15°, 25°, & 40° nozzles and a downstream chemical injection system
iii) 50 feet pressure hose
iv) 2″ x 4″ steel tubing with 1/2″ mounting plate
v) Adjustable thermostat
Best Diesel Pressure Washer in Action