Best 4000 PSI Pressure Washer: Reviews & Guide (2018 Update)

When you are choosing a pressure washer, one of the most important is to make sure that the pressure is appropriate for the task that you wish to accomplish. With this, a 4000 PSI pressure washer is the best choice if you are cleaning hard to reach areas with tough dirt on the surface, which cannot be easily removed with a lower PSI.

In most instances, a 4000 PSI pressure washer is rated for commercial applications. If you provide professional cleaning services, this is the best option. It can help you to save a lot of time, while at the same time, requiring only minimal effort on your end.

Looking for the best 4000 PSI pressure washer? If you are finding it hard to decide which will make an unrivaled option, let me help you with this quick guide. Below are some of the brands and the models that are guaranteed to deliver superior cleaning performance. Their features, pros, and cons will also be discussed to help you make a well-informed choice.

Top 4000 PSI pressure washers

PressurePro E4040HC Pressure Washer

Looking at the technical specifications of this product, it is easy to tell that it is built for the tough jobs. It has 4 GPM, which is quite high compared to its competitors. It also comes with 5 quick-connect nozzles, including those that can be used even for chemical applications.

Another feature that can be attributed to its powerful performance is the GX390 engine, which delivers 13 HP of power. The pump is also designed in such a way that it will perform great while being able to demonstrate exceptional durability.

Still, with regards to its durability, it is good to know that it is incorporated into a frame that is made from aircraft-grade aluminum. To add, the manufacturer is offering a lifetime warranty on its frame, which is again another indication of its impressive quality.

For your comfort and convenience, on the other hand, there are dual handles for ease of moving around. Plus, there are large pneumatic tires that will tread effortlessly even on rough surfaces. A low-oil shutdown is also present in this model.

Simpson Cleaning PS4033 Pressure Washer

With only 3.3 GPM, this is one of the models mentioned in this post with the lowest flow rate. Nonetheless, this does not mean that its performance will be inferior. Thanks to its Honda GX270 engine, it is built to perform.

Another thing that makes the engine great is the low oil alert, which will minimize frustrations when using the pressure washer. You will be immediately notified when there is a need to change oil so that you can work continuously and to prevent damage to its components.

The triplex plunger pump is one feature that is worth highlighting in this model. It is an industrial-grade pump that can last through the years. More so, it comes with the revolutionary Power Boost technology, which increases its pressure.

Similar to the other pressure washers that are briefly reviewed in this post, it also has an on-board storage for easy access to its accessories. Plus, it has a spray wand that has interchangeable nozzles depending on the task that you wish to complete.

Generac 5997 Pressure Washer

If you want a pressure washer to be powerful, you should pick one that is powered by gas. They can be louder in terms of the noise that they create, but they can perform better even in the most demanding tasks. One of the reasons why this is powerful is because of its 4 GPM flow rate.

In terms of its motor, the unit is powered by a Generac 420cc OHV engine. This extra-powerful engine makes it a beast while exerting all the effort. With this engine, it does all the work and hence, fatigue can be minimized with its use.

Similar to its engine, the pump is also designed to be long-lasting. The pistons are ceramic-coated to deliver long-term functionality.

The design of the spray gun is also worth noting since it is comfortable and user-friendly. The nozzles are easy to change, depending on the intended application. The trigger is also easy to pull. Plus, the grip is designed with a cushion for your comfort.

Lastly, for your peace of mind, the manufacturer is offering a warranty that lasts for three years.

Simpson Cleaning ALK4033 Pressure Washer

This is almost similar to the model from Simpson Cleaning that has been mentioned earlier in this post, with the most significant difference being its engine. Rather than Honda, the engine is from Kohler, which is equally powerful.

The CAT Industrial Triplex Pump is also a great add-on to this model. The head is made from forged brass, which can withstand even high pressure. There is also a thermal relief system, which effectively provides protection from high temperature, among other things.

Meanwhile, its chassis is made from 100% aluminum. For this reason, it is lighter than those that are made from steel. It can also resist corrosion and oxidation.

You will also love the steel-braided hose, which is durable. It is non-marring. To add, it is resistant to abrasions.

Briggs & Stratton 20507 Elite Series Pressure Washer

This model has a flow rate of 4 GPM, which is quite common in most of the 4000 PSI pressure washers. Its power is derived from its OHV 420CC engine. It can deliver 21-foot-pounds of gross torque, which is one more thing indicative of the fact that it can indeed deliver powerful performance.

One of the notable features that you can find in this product is the detergent injection system. The water and the cleaning solution will be mixed in an instant, which will make cleaning quicker and easier.

To add, it also has 12-inch never flat wheels. You do not have to worry that it will deflate or that it will have holes from hitting sharp edges on the ground. Like the machine itself, the wheels are built to withstand the test of time.

There are also built-in accessory compartments. This will make it easy to keep your things organized and will provide you with easy access to the accessory that you will need to complete a task.

This 4000 PSI pressure washer comes with a 2-year warranty from the manufacturer.

Karcher G4000 Pressure Washer

To deliver superior cleaning performance, this model comes with a 390cc Honda GX engine, which is considered as one of the leaders in the global market. This is complemented with a gas pump that has been designed exclusively by German engineers.

The product also comes with a user-friendly pressure control system, which is also one of its most notable features. With remote pressure control, it will be easy to adjust the pressure by just tapping the right wand.

Another innovative feature that you can find in this product is the VersaGrip spray gun, which is a patented technology. This reduces fatigue by making pressure washing a lot easier for its user.

More so, it has an upright design and a compact body. Even in tight spaces, it will be easy to move the pressure washer. This also means that it will not require too much space in the storage room.

However, there are some people who reiterated that the quality of the accessories could have been better. If this is your problem, you can easily buy replacement accessories. After all, their price is quite easy in the wallet.

Amazing Machinery 4000 PSI Pressure Washer

This 4000 PSI pressure washer delivers a water flow rate of 4 GPM. It is powered by a Honda GX390 motor. Even experts would surely agree that Honda is a name that is hard to rival when it comes to quality and performance.

It is also a good thing that this model is ready to operate out of the box. Simply put, this means that you do not need to exert effort in its assembly. Once it is taken out of the box, the unit is ready to be used.

The 50-foot high-pressure hose is also a plus for this unit. You do not need to be near the product all the time. You will have the freedom to move because of the generous length of the hose. It is even made better by the fact that it has color-coded nozzles, including one that is specially designed for the application of chemicals.

For the frame and wheels, the manufacturer is offering a one-year warranty. For the other parts, meanwhile, the warranty is only three months.

Be Pressure PE4013HWPACOMZ Pressure Washer

The price of this model is ridiculously high, making it one of the most expensive of the products that have been mentioned in this post. For professionals, this can be a good choice, except for the fact that it does not fare well in terms of its popularity.

As we all know, the engine is the one that will be indicative of the performance of a pressure washer. With this model, you will be happy knowing that it has a 389cc GX390 Honda engine. It is gas-powered, which makes it even more superior when talking about performance.

To add, the pressure washer is also designed with a steel braided high-pressure hose with a length of 50 feet. It has an extensive reach and is also excellent when it comes to durability. Even with frequent and long-term use, you can expect that the hose will retain its functionality.

The 10-inch pneumatic tires, on the other hand, provide you with the assurance that moving it will be easy. With an aluminum frame, it is not as heavy as the others, and hence, fatigue can be minimized. Lastly, it also comes with rubber foot that can resist vibration.

North Star 15781520 Pressure Washer

Gas-powered pressure washers often have a negative reputation because of the noise that they make when they are operating. Surprisingly, in the case of this model, it is quiet even as it works and delivers powerful cleaning. This is despite that it comes with a Honda GX390cc engine.

Another good thing about this model is that it has a horizontal shaft design. This is better than the vertical shaft and increases its durability by as much as five times.

The Comet pump that is incorporated in the unit is also worth pointing out. It has forged brass manifold, which is also contributory to its longevity. For protection, there is an included thermal protector, which protects the internal components of the unit.

With a push-down style cart, you can also expect that it will be easy to use. It might look heavy at first, but when pushed, you will be surprised at how user-friendly it is. Aside from the design of the tank, this is possible because of the excellent construction of the tires.

Conclusion

Indeed, the best 4000 PSI pressure washer is a great equipment for industrial, cleaning and commercial applications. For serious DIY enthusiasts who are looking for a beast machine, it can also be a great investment.

Read More:

• 2000 PSI Pressure Washer
• 3000 PSI Pressure Washer