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8 Best Hot Water Pressure Washers – [Reviews & Guide 2020]

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Our Choice
Shark SGP-353037 3,000 PSI 3.5 GPM Honda Gas Powered Hot Water Commercial Series Pressure Washer
The Shark SGP-353037 Honda Gas Powered Hot Water Pressure Washer is not just a hot water pressure washer but a machine. It is one of the most satisfying products with an ETL certification.

Best Hot Water Pressure Washer – Reviews & Guide

It seems right that hot water pressure washers are not the same when it comes to specifications and features. They are grouped by these features and specifications as well as brands and types. These devices also provide a significant blow when users tend to use it for cleaning purposes. The energy utilized by a hot water pressure washer causes a quick and natural decline of the stiffness found in the surface making it easily penetrable.

In this article, we will review the best 8 hot water pressure washers with a complete guide on factors to look at to get the best out of your device. It would help you make the right decisions when it comes to buying the best hot water pressure washer.

ProductFuel TypePSIWater Volume (GPM)Weight, poundsStartHose, ft 
Shark SGP-353037(Editor's Choice)Diesel30003.5550Recoil50Check Price
NorthStar 2750 PSI Pressure WasherDiesel, kerosene, #1/#2 fuel oil27502.5415Electric50Check Price
NorthStar 4000 PSI Pressure WasherDiesel40004.0253Electric50Check Price
SIMPSON Cleaning MB1518Diesel15001.8205Electric50 Check Price
NorthStar 3000 PSI Pressure WasherDiesel, kerosene, #1/#2 fuel oil30004.0547Electric50Check Price
SIMPSON Cleaning KB3028Diesel/Kerosene30002.8325Recoil50Check Price
Easy-Kleen EZO4035G-H-GP-12Diesel40003.5430Electric50Check Price
Shark STP-352007ADiesel20003.5500Electric50Check Price

1. Shark SGP-353037 Hot Water Pressure Washer – Best with Gas Engine

Shark SGP-353037 3,000 PSI 3.5 GPM Honda Gas Powered Hot Water Commercial Series Pressure Washer review

The first product on our list is the Shark SGP-353037 Honda Gas Powered Hot Water Pressure Washer and it is a portable machine powered by gasoline.  This product is perfect even for commercial use.  It has about 3,000 PSI of pressure which is average compared to most of the pressure washers on this list. The flow rate is rated at about 3.5 GPM. When it comes to portability, this pressure washer features four tires that are easy to operate and maneuver obstacles.

 The Shark SGP-353037 Hot Water Pressure Washer comes with a very impressive heating coil.  This makes it very quick to heat water, therefore, making your job much easier in just a jiffy. It also comes with five different spray tips. This is perfect for multiple applications. The spraying tips are added to the unit so that users can easily access them. The company that manufactured this hot water pressure washer offers its customers a 7-year warranty on the pump. While there is a 3-year warranty on the coil and a year warranty in the parts.

Pros
  • It is made from durable components.
  • Designed with a compact frame.
  • It had a long-lasting stainless steel coil.
  • It has an ETL certification.
  • It is easily portable.
  • Warranty on all parts
Cons
  • It is quite expensive.
  • It is very heavy.

Author’s Opinion

The Shark SGP-353037 Honda Gas Powered Hot Water Pressure Washer is made with the finest durable parts and stainless-steel elements which makes the device to survive even in the toughest regions. The pump of the device is featured at 3,000 PSI and a flow rate of 3.5 GPM. It also utilizes a Honda engine so you are sure that you are getting the best out of it. I do recommend.

2. NorthStar 2,750 PSI Hot Water Pressure Washer – Best to Clean Car

NorthStar 2,750 PSI 2.5 GPM Electric Wet Steam and Hot Water Pressure Washer review

 The NorthStar Electric Wet Steam and Hot Water Pressure Washer is an electric type of hot water pressure washer.  With a flow rate of about 2.5 GPM, this device is perfect for even commercial cleaning processes. It comes with a very powerful diesel burner which can heat water up to a temperature of 250 degrees Fahrenheit. It is diesel-powered too and has a capacity to contain about 4 gallons. The motor is measured in about 15 amp.

When it comes to versatility, the NorthStar pressure washer take it to the best level by providing a temperature adjustment so you can have the freedom of determining how hot you want your pressured water to be.  This unit is quite expensive and users have to know that it is not in any way a stand-alone unit.  It is rather an addition to an already existing cold water pressure washer.

Pros
  • It also offers steam pressure washing.
  • It delivers a very powerful cleaning performance.
  • It can be used for both industrial and private projects.
  • It has a durable construction.
  • It produces pressures of up to 2,750 and a flow rate of 2.5 GPM.
Cons
  • It is not a stand-alone unit, meaning you have to use it with an already existing cold water pressure washer.
  • It is heavy.
  • Inlet swivel can leak over time.

Author’s Opinion

We feel that the NorthStar 2,750 PSI 2.5GPM Electric Wet Steam and Hot Water Pressure Washer is a very great product and a must-have. It is suitable for both commercial and personal use but it needs to be attached to a cold water pressure washer. North Star has been a trusted producer of products like this over the years so there is no difference when it comes to this device.

3. NorthStar 4,000 PSI Hot Water Pressure Washer – Best with Electric Motor

NorthStar 4,000 PSI 4GPM Electric Wet Steam and Hot Water Pressure Washer review

The NorthStar 4,000 PSI Electric Wet Steam and Hot Water Pressure Washer have always been one of the people’s favorite hot water pressure washers for both private and commercial use. Being the second NorthStar product to be featured on this list, this device is one of the company’s best selling products which can turn cold water to hot steam. If you need the hot or cold option on a water pressure heater, this product can give you the best of both types.

 With a pressure of about 4,000 PSI, and a flow rate of 4.0 GPM, users and customers can blast away any hard stain or debris from the surface of the target with very little effort.  It has a maximum cleaning power of about 16,000 CUs which is the required cleaning power found on a commercial or industrial washer.

Pros
  • It is versatile in function.
  • Temperature can be adjusted.
  • It can heat water up to 250 degrees Fahrenheit.
  • It comes with 5 quick-couple hose that is hot water compatible.
  • It is durable.
  • It offers a two-year warranty.
Cons
  • The cord is very short.
  • It is best used for smaller businesses and ventures.

Author’s Opinion

One look at the NorthStar 4,000 PSI 4GPM Electric Wet Steam and Hot Water Pressure Washer and you can tell that this is a quality product. It has everything a complete hot water pressure washer required to handle the job but it is best used for enclosed and smaller areas. It might fail woefully during industrial applications.

4. SIMPSON Cleaning MB1518 Hot Water Pressure Washer – Best for Patio

SIMPSON MB1518 1500 PSI at 1.8 GPM Diesel Fired Hot Water Pressure Washer review

With only about 1500 PSI, the SIMPSON MB1518 Diesel Fired Hot Water Pressure Washer is the hot water pressure washer with the lowest compared to most of the products on this list. Because of this, this device is designed only for small scale applications and use. The product also comes with a triplex pump and a 120-Volt induction motor which gives users results beyond their expectations.

To make it more versatile, the company added 4-quick to connect nozzles which users can interchange to tweak the pressure of the device.

There are 40, 25 and 15-degree nozzles as well as nozzles which are required for soapy occasions. The hose measures about 25 feet in length which is enough to move around during application. This means you are not near your device at most times.

Portability is not a problem either because this device comes with two bald tires that can be used to carry the device around.

Pros
  • The SIMPSON MB1518 1500 PSI at 1.8 GPM Diesel Fired Hot Water Pressure Washer has excellent maneuverability.
  • It has a very powerful induction motor.
  • It has strong parts and components.
  • It comes with 4 interchangeable nozzles.
Cons
  • The tank is prone to breaking.
  • It is heavy.

Author’s Opinion

When it comes to the SIMPSON MB1518 1500 PSI at 1.8 GPM Diesel Fired Hot Water Pressure Washer, it is clearly not the best on this list but it can handle little to private jobs for hot water pressure washers. Maneuverability and versatility is a strong suit when it comes to this product. I recommend this product.

5. NorthStar 3,000 PSI Hot Water Pressure Washer – Best for Bikes

NorthStar 3,000 PSI 4.0 GPM Gas-powered Wet Steam and Hot Water Pressure Washer review

Another NorthStar product found in this list is the NorthStar 3,000 PSI 4.0 GPM Gas-powered Wet Steam and Hot Water Pressure Washer.  This device comes with a durable Honda engine. It has the capacity of heating water up to 225 degrees Fahrenheit at a flow rate of about 4.0 GPM.  The pressure of this washer can be measured at about 3,000 PSI which can handle both commercial and smaller projects.

The product comes with a steel braided rubber hose that measures up to about 50 feet in length. At the user’s will, the pressure of this device can be adjusted easily.

 This pressure washer comes with a thermal protector so it can protect the user.  It doesn’t come with a battery.

Pros
  • It can handle both commercial and private projects easily.
  • It is made of the quality and long-lasting parts.
  • The engine runs on 12 HP.
  • The hot water from it breaks down tougher first and stains.
  • It enhances detergents in hot water.
  • It can be used for a durable amount of time.
Cons
  • It is very expensive.

Author’s Opinion

Just like all the other NorthStar products, the NorthStar 3,000 PSI 4.0 GPM Gas-powered Wet Steam and Hot Water Pressure Washer does not in any way disappoints. It was designed specifically for more complex and higher jobs but can be used by both new users and professionals. It handles tough stains and dirt well. I recommend.

6. SIMPSON Cleaning KB3028 Hot Water Pressure Washer – Best with Foam

SIMPSON Cleaning KB3028 King Brute 12 Volt Burner System Hot Water Pressure Washer review

Being the second product manufactured by SIMPSON, the SIMPSON Cleaning KB3028 King Brute 12 Volt Burner System Hot Water Pressure Washer is a product with one of the most renowned names in the hot water pressure washer industry.  This is a heavy-duty machine that is specially made for getting the strongest of stains. 

The product also has burners that Can produce up to 100 degrees Celsius through an external water source. His device also comes with 5 different nozzles which range from 0 – 40.  It can create a total of 3,000 PSI with a flow rate of about 3.0 GPM which provides a fantastic force when compared to other washers. 

Pros
  • It is made from quality heavy-duty materials.
  • It comes with a Honda engine.
  • It comes with a 50ft hose.
  • There is a nozzle for slow cleaning with soap.
Cons
  • The pump of the device can’t be used in cold weather.
  • The engine most times outlast the pump.

Author’s Opinion

The SIMPSON Cleaning KB3028 King Brute 12 Volt Burner System Hot Water Pressure Washer is a perfect tool for people who are new into the hot water pressure washer. It has all the qualities of a compact hot water pressure washer and it can handle minimal to average jobs.

7. Easy-Kleen Professional 4000 PSI (Gas – Hot Water) Pressure Washer – Best with Pump

Easy-Kleen Professional 4000 PSI (Gas - Hot Water) Pressure Washer review

Another great hot water pressure washer is the Easy-Kleen Professional 4000 PSI (Gas – Hot Water) Pressure Washer. It boasts about 4,000 PSI and has a flow rate of about 3.5 GPM which is quite impressing. The 4,000 PSI is one of the largest we have seen on this list. This is a gas-powered device that integrates an electric start.

When your product first arrives, the user would first notice the Koehler engine which is one of the best engine brands in the world.  It is backed by a 12-volt with a recoil starter and also a 14HP power. 

Pros
  • Can heat water up to 150 degrees Fahrenheit.
  • Integrates a safe system that shuts the system down when it’s low on oil.
  • It is used for both commercial and private projects.
  • Temperature can be adjusted.
  • It comes with three years warranty.
Cons
  • It is weightier and bigger making storage an issue.
  • The hot soap washing does not support high-pressure gun.

Author’s Opinion

Looking at the Easy-Kleen Professional 4000 PSI (Gas – Hot Water) Pressure Washer, you just gotta love it. It is easy to move around over any terrain, it is very durable, made with quality material, can be used in both commercial or personal use. I do recommend.

8. Shark STP-352007A Hot Water Pressure Washer – Best for Decking

Shark STP-352007A 2,000 PSI 3.5 GPM 230 Volt Electric Hot Water Commercial Series Pressure Washer review

Being one of the electric hot water pressure washers, the Shark STP-352007A 2,000 PSI 3.5 GPM 230 Volt Electric Hot Water Commercial Series Pressure Washer is a commercial type of washer with a PSI of 4,000 and a flow rate of 3.5 GPM which is very manageable.  Although the device is powered with electricity, when it comes to heating water, a diesel-powered engine is used. 

When it comes to versatility and portability, this device is designed with four tires which is small but very easy to operate. This washer navigates more fluently than most two-wheeled devices.

Pros
  • It has a nice set of wheels.
  • It functions quietly.
  • It has good warranty coverage.
Cons
  • It is not as powerful as the gas-powered models.

Author’s Opinion

The Shark STP-352007A 2,000 PSI 3.5 GPM 230 Volt Electric Hot Water Commercial Series Pressure Washer comes with enough insurance and assurance. The company commits up to 7 years for the fastest repairs. I recommend.

Buyer’s Guide

What to Consider when Choosing the Best Hot Water Pressure Washer

Best Hot Water Pressure Washer - Reviews & Guide

While you try to eliminate the choices that you can find in the market, these are the most important factors to consider or look at when investing in a hot water pressure washer:

Pump Quality

 The pump quality is one of the most important aspects you need to look into when getting a hot water pressure washer.  It is advised that users should go for devices in which the pump is made from high materials which can increase the durability and longevity of the unit. Getting a unit with triplex pumps is the best choice anyone can make. This is because they are equipped with triple plungers, unlike normal pumps that come with only one Plunger. They do last long.

Heating Capacity

When selecting a hot water pressure washer, one of the considerations one should have is how well the water is heated. Some device models heat water with diesel, gas or kerosene.  A hot water pressure washer must be equipped with a burner that can reach high temperatures quickly so that users don’t have to wait too long to start using it. 

Ease of Use

Research more about the product and reading reviews online from verified purchase users to find out if the product is actually easy to use.  A hot water pressure washer must have an easy to maneuver feature which means that the tires of each product must be well-made.  A hot water pressure washer also requires an ergonomic design so that it would increase ease of use while also making sure users don’t get tired while using the product.

Technical Specification

One of the specifications which fall in the technical aspect is the PSI or pounds per square inch. This refers to the amount of pressure that can be produced as the equipment. On the other hand, the GPM or gallons per minute refers to the rate at which water flows out of the units. These two technical specifications will indicate the device’s performance as well as power.

Versatility

Versatility is an important factor when it comes to the hot water pressure washer and as a user, you need to have complete control over how the device is being used. Users have to be able to adjust their devices to get their desired specifications. Customers should look for models that have adjustable pressure and interchangeable nozzles so that you can select the type of settings you need for a specified task.

Important Elements which Hot Water Pressure Washer function on

Best Hot Water Pressure Washer - Reviews & Guide

When operating a hot water pressure washer, there are mainly three elements that are important enough to determine how hot water pressure washers effectively remove dirt and grease. The elements include:

Agitation

The first element is agitation which users also knew as the impact. This element exists as a result of the water capacity released through the device and also water pressure which usually hit the surface of your stained engine.

Heat

Heat is an important element when it comes to working with a hot water pressure washer. It tends to create a high-rapid action on the molecular level making this cleaning product more effective. This element also tweaks the water’s surface stiffness so that users can spear dust even at a molecular level.

Detergent

The last element which hot water pressure washers function on is the detergent which chemically destroys the connection between the grease and the surface of the stain. The detergents start working immediately as soon as the particles of the grease or oil stains get attached to the dirt along with the surface in which the stain is to be removed. This element also acts as an agent that softens oil making it possible to mix with water. The minute this two unmixable mix, washer becomes easier.

Types of Hot Water Pressure Washer

Best Hot Water Pressure Washer - Reviews & Guide

Hot water pressure washers come in two various kinds. These two types of products can be found on the market.

Gas-powered Hot Water Pressure Washer

The gas-powered hot water pressure washer is usually more portable. The engines of this type of hot water pressure washer help you keep the pressure washing level you desire or require to use.  Gas-powered hot water pressure washers need more regular maintenance and service unlike any other type of pressure washer.  Users need to constantly check the air filter of the device and they also need to check the oil level of the product so they can run their drive for a longer period of time. This type of washer is designed specifically to be used outdoors or in well-ventilated areas. The machine produces a lot of carbon monoxide and it is very harmful to the human body.

Electric-powered Hot Water Pressure Washer

The electric type is usually a silent but efficient engine which offers users pressured hot water for cleaning when compared to the gas-powered hot water pressure washers, you can tell that it is more convenient, easy and very thoughtful to purchase.  This type of pressure washer also has a longer lifespan as they require only little maintenance.  However, Pressure washers always function on full capacity and they need constant electricity to keep it running. With that said, avoid using an extension cord so that the current would not be reduced in any way which can result in engine failure.

FAQ

What is a hot water pressure washer used for?
When it comes to removing oil stains all that cold water can do is just to move the oil stains around. On the other hand, hot water removes those stains. Hot water pressure washers are devices used mostly when cleaning automobile parts, engines or any machinery part with oil or grease. Hot water pressure washers work on things like removing anything from engines to discarding paint from the wall.
When to use a hot water pressure washer?
You get the same result when you wash greasy dishes in the kitchen sink. No amount of soap you use can get off that stain and once cold water is involved, you would just end up smearing the oil all over the kitchen sink. When you use hot water, the results are much astonishing because hot water cuts through all the stains and grease. This same process applies to clean with a water pressure system. If there are stains, oil or grease, you would require a for water pressure to remove any form of again quickly.
How does a hot water pressure washer work?
These devices work by using water heated to about 200 degrees F as well as a pump that delivers the heated water through a constricted nozzle. Depending on the company that produces a hot water pressure washer, you can get one which can start and stop automatically.
How to use a hot water pressure washer?
First, start out by making sure that your hot water pressure device is on a flat surface and also try as much as possible to check the pump oil level. Professionals recommend you use a 30 weight non-detergent oil. Next, add diesel fuel or kerosene to the burner supply tank. Next, connect a garden hose to the pressure washer and also to the other end which supplies the water. Set your pressure from about 20 – 40 PSI. When that is done, connect the male side of the pressure hose into the coil outlet found on the pressure washer. Make sure the trigger is on the” LOCK” position. Pick out the best nozzle which can handle the pressure of the machine. Install the nozzle. Then plug your device to a safe outlet and ensure that the GFCI is set. Put on the water and move the trigger locked position to on. Test out the trigger by squeezing it to let out excess air from the system. Now turn the pump switch to ”on” and make sure your burner is in an ”on” position. Adjust the thermostat of your device to a temperature of about 200 degrees F. Squeeze the trigger to use.
How to winterize a hot water pressure washer?
To winterize a hot water pressure washer, run an antifreeze solution through the device. Unplug the water supply from your hot water pressure washer and connect the antifreeze container.

Try as much as possible to remove all the excess water and dry it. Flush out the detergent and water by placing the washers injection tube into a bucket of clean water.
Add the pump saver to the pump inlet.

Why does my hot water pressure washer smoke?
When a hot water pressure washer smokes, this process indicates that the engine of the system is not burning well. When fuel is not burnt well, it can accumulate soot in the coil. Soot accumulation on the heat exchange coil is a sign of an ill-maintained burner. Adding a soot remover to your engine may help prevent this build-up.

Conclusion

A hot water pressure washer is one of the best options when it comes to removing any stains or oil grease. So pack up your old ineffective cleaner and get yourself the best easy to use stain remover at the moment. We hope this review has helped you make the right choice when it comes to getting the best hot water pressure washer. If you still aren’t sure about the product, you can further your research and read more about it.