When it comes to cleaning, especially with a pressure washer, the right foam cannon can make all the difference.
In 2025, electric pressure washer foam cannons are better than ever, offering fantastic cleaning power and ease of use.
Whether you’re cleaning your car, driveway, or deck, the foam cannon’s ability to produce thick, clingy foam makes cleaning much easier and more effective.
I’ve spent some time researching the best options available this year, so I’m excited to share my findings with you.
What Is a Foam Cannon and Why Do You Need One?
Before we get into the top picks, let’s take a moment to understand what a foam cannon is and why it’s such a game-changer.
A foam cannon is a device that attaches to your pressure washer, spraying thick, soapy foam over the surface you’re cleaning.
The foam sticks to dirt and grime, making it easier to wash away. It’s especially popular among car owners, as the foam helps lift dirt without scratching the surface.
You’ll also see them used for patios, siding, and other outdoor surfaces.
Using a foam cannon is much more effective than regular spraying because the foam clings to surfaces, giving it time to break down tough stains and dirt.
If you want a cleaner, safer way to wash, you need a foam cannon.
Now, let’s check out the top 5 electric pressure washer foam cannons for 2025!
1. Karcher Foam Cannon Kit: Premium Cleaning Power
Karcher is a household name when it comes to pressure washers, and their foam cannon kit doesn’t disappoint.
This model is designed for use with Karcher electric pressure washers, and it delivers a powerful foam stream that covers your vehicle or surface evenly.
Brand: Karcher
Karcher is a well-known, reputable brand in the world of cleaning equipment.
Their products are trusted by homeowners and professionals alike, offering high-quality performance and durability. Karcher pressure washers and foam cannons are particularly praised for their excellent cleaning results.
Price:
The Karcher Foam Cannon Kit typically ranges between $30 and $50. Pricing can vary depending on the retailer, ongoing discounts, or promotions.
If you’re purchasing from official Karcher stores or authorized resellers, the price might be on the higher end.
However, it’s a good investment considering the quality and durability the Karcher brand offers.
Size:
The foam cannon itself is relatively compact and lightweight, making it easy to handle and store.
The bottle capacity is generally around 1 liter (34 oz), which is sufficient for a few cleaning sessions before needing a refill.
The adjustable nozzle allows you to control foam output, and the entire unit is designed to be compatible with various Karcher pressure washers.
Guarantee:
Karcher provides a 2-year warranty on most of its products, including the foam cannon kit.
This warranty covers defects in material or workmanship under normal use. If anything goes wrong with the foam cannon during the warranty period, Karcher typically offers a replacement or repair service, depending on the issue.
Why I Recommend It:
The Karcher foam cannon produces thick foam that clings to surfaces, ensuring dirt is effectively lifted. It’s easy to adjust the foam thickness, so you can go from a light mist to a thick layer of foam based on your needs.
The build quality is robust, ensuring it’ll last through many cleanings. Plus, it’s simple to connect to your Karcher pressure washer, which saves you time when setting it up.
If you’re already a fan of Karcher, this foam cannon is a perfect choice to pair with your pressure washer.
2. MTM Hydro Professional Foam Cannon: Best for Heavy-Duty Use
If you need a foam cannon that handles heavy-duty tasks like washing large vehicles, buildings, or heavily soiled surfaces, the MTM Hydro Professional Foam Cannon is worth considering.
This model is built for durability and performance.
Brand: MTM Hydro
MTM Hydro is a highly regarded brand known for manufacturing professional-grade pressure washer accessories and parts.
Their foam cannons are a favorite among professionals and serious hobbyists due to their durable construction, high-performance cleaning power, and versatility.
MTM Hydro products are designed to last and withstand the demands of heavy-duty cleaning tasks.
Price:
The MTM Hydro Professional Foam Cannon is priced around $80 to $120, depending on where you purchase it from.
While it’s on the higher end compared to some other foam cannons, it’s priced accordingly for its robust construction, professional-grade features, and excellent performance.
This is a popular choice for those looking for a long-lasting foam cannon that can handle tough, heavy-duty cleaning jobs.
Size:
The MTM Hydro Professional Foam Cannon typically comes with a 1-liter (34 oz) bottle. This capacity is ideal for larger projects, as it holds enough detergent for multiple applications without needing frequent refills. The foam cannon itself is designed to work with electric and gas-powered pressure washers, offering adjustable foam settings to suit various cleaning needs. The entire unit is built with durable materials like stainless steel, ensuring it can handle high-pressure cleaning without issue.
Guarantee:
MTM Hydro offers a 1-year limited warranty on the Professional Foam Cannon. This warranty covers defects in materials and craftsmanship under normal use. If you experience any issues with the product during this period, MTM Hydro typically offers either a replacement or a repair service depending on the circumstances.
Why It Stands Out:
This foam cannon has an adjustable nozzle, which gives you complete control over the foam flow. You can choose from a high-pressure foam stream or a lighter, broader spread. It’s perfect for professional-grade cleaning and works exceptionally well with electric pressure washers.
The MTM Hydro also features a sturdy brass construction, which means it can handle high pressure without getting damaged. It’s designed for longevity, making it a great investment for anyone who cleans frequently.
3. Sun Joe SPX-FC34: Affordable and Efficient
If you’re on a budget but still want to get your hands on a quality foam cannon, the Sun Joe SPX-FC34 is an excellent option.
It’s compatible with most electric pressure washers and provides great foam coverage for the price.
Brand: Sun Joe
Sun Joe is a well-known and trusted brand in the outdoor cleaning equipment industry.
They’re recognized for offering affordable yet reliable pressure washers and accessories, including their foam cannons.
Sun Joe products are widely praised for providing solid performance without the hefty price tag, making them a popular choice for homeowners and DIY enthusiasts.
Price:
The Sun Joe SPX-FC34 foam cannon is very reasonably priced, typically ranging between $25 to $40.
It’s one of the more budget-friendly options available, especially considering the consistent performance it delivers.
The affordable price point makes it an ideal choice for those who are just getting started with foam cannon cleaning or anyone who doesn’t want to spend too much.
Size:
The Sun Joe SPX-FC34 foam cannon comes with a 1-liter (34 oz) detergent bottle.
This is a standard size, offering enough capacity for a decent amount of cleaning before needing a refill.
The foam cannon is lightweight and easy to handle, making it perfect for those who prefer simple tools that still get the job done effectively.
It’s designed to be compatible with most electric pressure washers, making it versatile and user-friendly.
Guarantee:
Sun Joe offers a 2-year warranty on the SPX-FC34 foam cannon.
This warranty covers any defects in material or workmanship under normal usage.
If you run into issues with the foam cannon during this period, Sun Joe typically provides repair or replacement options, ensuring customer satisfaction and peace of mind.
What Makes It Special:
The Sun Joe SPX-FC34 is easy to use, with a large detergent tank that holds enough foam solution for an entire cleaning session.
It creates thick foam that sticks to surfaces well, and the adjustable nozzle lets you control the foam’s flow. Whether you’re washing your car, driveway, or windows, this foam cannon provides great results for less money.
It’s the perfect foam cannon for first-time users or anyone looking for a solid and affordable option without compromising too much on quality.
4. AR Blue Clean Foam Cannon: Best for Car Detailing
If car detailing is your thing, the AR Blue Clean Foam Cannon is one of the best you can buy in 2025.
It’s specifically designed to provide a rich, thick foam that’s perfect for gentle yet effective cleaning of your car’s exterior.
Brand: AR Blue Clean
AR Blue Clean is a brand known for producing high-quality, affordable pressure washers and related accessories.
They’ve built a reputation for delivering reliable, easy-to-use cleaning equipment that meets the needs of both casual users and more dedicated enthusiasts.
AR Blue Clean products are especially popular for their efficiency, cost-effectiveness, and performance in various cleaning tasks.
Price:
The AR Blue Clean Foam Cannon generally costs between $30 and $60.
This price range makes it an excellent option for those seeking a balance between cost and performance.
It’s an affordable alternative for users who want a quality foam cannon without splurging on more expensive, professional-grade models.
Pricing may vary slightly depending on the retailer, and you might find discounts or promotions from time to time.
Size:
The AR Blue Clean Foam Cannon features a 1-liter (34 oz) detergent bottle, which is standard for foam cannons and provides enough cleaning solution for several applications.
The foam cannon is lightweight, easy to handle, and designed to produce a dense, thick foam that sticks well to surfaces for effective cleaning.
The adjustable nozzle allows you to customize the foam’s thickness and spray pattern, making it versatile for various cleaning tasks, including car washing and surface cleaning.
Guarantee:
AR Blue Clean offers a 1-year limited warranty on the AR Blue Clean Foam Cannon.
This warranty covers defects in materials or workmanship during normal use.
If you encounter any issues with the foam cannon during the warranty period, AR Blue Clean typically offers a replacement or repair option.
This warranty provides peace of mind for customers who want to ensure their investment is protected.
Why It’s Ideal for Car Lovers:
This foam cannon is perfect for creating a high volume of foam, which helps lift dirt without the need for excessive scrubbing. It works wonders on delicate car surfaces, ensuring a spotless clean without scratches.
The AR Blue Clean Foam Cannon is designed to work well with a wide range of pressure washers, making it a versatile addition to any garage. It’s easy to set up and delivers a consistent foam stream every time.
If you’re a car enthusiast, this foam cannon will make your cleaning routine a whole lot easier and more effective.
5. Ryobi Foam Cannon: A Reliable Option for Homeowners
Brand: Ryobi
Ryobi is a widely recognized and trusted brand in the power tools and outdoor equipment space.
Known for offering durable, user-friendly products, Ryobi has made a name for itself in the world of pressure washers and accessories.
Their products are designed for everyday homeowners and DIY enthusiasts, providing reliable performance at an affordable price point.
Price:
The Ryobi Foam Cannon is priced between $30 and $50, depending on the retailer and any ongoing discounts or promotions.
Given Ryobi reputation for delivering quality products at reasonable prices, the foam cannon offers good value for money.
It’s a solid choice for those who already own a Ryobi pressure washer or are looking for an affordable yet effective foam cannon for regular cleaning tasks.
Size:
The Ryobi Foam Cannon comes with a 1-liter (34 oz) detergent bottle, which is a typical size for most foam cannons.
This bottle capacity allows you to clean a variety of surfaces without the need for constant refills.
The foam cannon is compatible with most Ryobi electric pressure washers and is designed to deliver consistent foam coverage.
With its adjustable nozzle, you can easily control the foam’s output, from a light mist to a thicker foam for tougher cleaning jobs.
Guarantee:
Ryobi provides a 3-year limited warranty on most of their products, including the Ryobi Foam Cannon.
This warranty covers defects in materials or workmanship under normal use.
If you encounter any issues with the foam cannon during the warranty period, Ryobi typically offers a replacement or repair service.
The extended warranty period is a great perk for those who want the assurance of long-term reliability with their cleaning equipment.
Why It’s a Great Choice:
The Ryobi Foam Cannon features an adjustable spray pattern and an ergonomic design for ease of use.
It’s lightweight but durable, making it perfect for regular home use, whether you’re washing your driveway, siding, or vehicle.
The foam it produces is thick and clings well, giving you plenty of time to remove dirt and grime. Plus, it’s easy to clean and maintain, so it will last you through many seasons of cleaning.
If you own a Ryobi pressure washer, this foam cannon is a solid and reliable choice.
Things to Consider When Buying a Foam Cannon
Compatibility with Your Pressure Washer
Make sure the foam cannon you choose is compatible with your electric pressure washer. Most foam cannons work with a variety of brands, but it’s always a good idea to double-check.
Adjustable Nozzle
Having an adjustable nozzle is a great feature. This lets you control how thick or thin the foam is, depending on your cleaning needs. Whether you’re washing your car or cleaning your driveway, having this level of control is important.
Durability
Look for a foam cannon made from durable materials like brass or stainless steel. This ensures that it can handle high pressure and last through multiple uses.
Ease of Use and Setup
You don’t want a foam cannon that’s a hassle to set up. Choose one that’s easy to attach to your pressure washer and simple to use.
Thank you for taking the time to read through my guide. I hope this helps you find the best foam cannon for your 2025 cleaning tasks!