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A set of brass quick-connect adapters for pressure washers, featuring M22-14mm and M22-15mm connections.
Connecting map showing components for a pressure washer system including a pump, hose, and gun.
A set of M22-15mm male and female adapters and 3/8" quick connect socket and plug for pressure washers.
A hand is connecting an M22-15mm to 3/8" quick-connect adapter set for a pressure washer.
Set of brass quick-connect adapters for pressure washers, used for connecting M22-15mm to 3/8" fittings.
A brass quick connect adapter featuring a 3/8 inch connection and a 7/8 inch outer diameter.
Brass quick connect adapter set with various thread sizes including 3/8 inch and 9/16 inch.
A set of brass adapters including a 7/8 inch quick connect and a 5/8 inch plug for pressure washer connections.
Brass quick connect adapter set with 3/8 inch female connector and various thread sizes.
A set of brass quick connect adapters and plugs for pressure washers, showing various sizes like 7/8 inch, 9/16 inch, and 5/8
A brass adapter set featuring a 7/8 inch quick connect and an OD plug, with various sizes indicated.
Brass quick-connect adapter set featuring 7/8 inch and 9/16 inch fittings for pressure washers
Set of brass quick-connect adapters for M22 to 3/8 thread sizes, showing various sizes.
A set of brass quick-connect adapters for M22 15mm to 3/8 fittings, showing various sizes and connections.
A brass hexagonal plug adapter with a 7/8 inch thread and an OD near to 5/8 inch, used for quick connection.
A brass quick connect adapter set featuring a 5/8 inch to 3/8 inch connection and a 7/8 inch size.
A set of brass adapters including a 7/8 inch plug and an ID near to 5/8 inch quick connect for 3/8 inch fittings.
A brass quick-connect adapter set featuring 7/8 inch and 9/16 inch fittings for use with a 3/8 inch plug.
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M22-15mm to 3/8" Quick-Connect Adapter Set for Pressure Washers

Regular price $20.99 Sale price $17.99 – $44.99

Why customers love it

Effortless connections for powerful cleaning

This quick disconnect adapter set simplifies connecting your pressure washer hose, gun, and pump, converting M22-15mm threaded fittings to 3/8-inch quick-release couplers for fast, reliable setup.

  • Converts M22-15mm threaded fittings to 3/8-inch quick-release couplers
  • Rated for up to 5,000 PSI for demanding cleaning tasks
  • Solid brass construction resists corrosion and ensures durability
  • Leak-proof and rust-proof design for reliable performance
  • Quick-release design for fast hose and accessory changes
  • Works with most pressure washer brands, including Sun Joe, Stanley, and AR Blue
A set of brass quick-connect adapters for pressure washers, featuring M22-14mm and M22-15mm connections.

Built to handle the toughest cleaning jobs

High-pressure ready

Rated for up to 5,000 PSI, this adapter set is ready for demanding cleaning tasks without compromising performance.

Solid brass build

Solid brass construction resists corrosion and ensures long-lasting durability, even with frequent use.

Leak-proof reliability

The leak-proof and rust-proof design delivers reliable performance, so you can focus on the job at hand.

Quick-release convenience

A quick-release design allows for fast hose and accessory changes, simplifying setup and swaps.

Specs

The details that matter

Built to last outdoors, season after season.

Fitting
M22-15mm to 3/8-inch quick-release
Pressure rating
5,000 PSI
Material
Solid brass
Compatibility
Most pressure washer brands (Sun Joe, Stanley, AR Blue)

Our worry-free shopping promise

If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.

Frequently asked questions

Everything you might want to know before you order.

What does this adapter set convert?

This adapter set converts M22-15mm threaded fittings (15mm inner diameter) to 3/8-inch quick-release couplers, letting you connect your pressure washer hose, gun, and pump with ease.

What pressure rating does this adapter support?

It is rated for up to 5,000 PSI, making it suitable for demanding high-pressure cleaning tasks.

What material is the adapter made from?

The adapter is made from solid brass, which resists corrosion and ensures durability for long-term use.

Will this work with my pressure washer brand?

Yes, it works with most pressure washer brands, including Sun Joe, Stanley, and AR Blue.

How does the quick-release design help during use?

The quick-release design allows for fast hose and accessory changes, so you can switch tools quickly and simplify your setup.

Shipping & returns

Shipping

  • Delivers to United States (based on your selected country/region).
  • Estimated delivery: 3–15 business days after dispatch.
  • Shipping cost: Free.

Returns

You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.

Shipping policyReturn & refund policy

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