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Couplers and Plugs

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Couplers and Plugs

Find reliable couplers and plugs at The Power Wash Store for your pressure washer system. Pressure washer plugs and couplers are essential for creating leak-proof connections and making quick changes between hoses, nozzles and other components.

Orders over $100 may be eligible for Free Shipping. Some restrictions apply.

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Hansen - 1/4" FPT Quick Connect Plug
Hansen - 1/4" FPT Quick Connect Plug #1850
Part Number: 87094840
SKU: 1850
$5.92
Quick Connect Coupler Socket - 11,000psi - 3/8" FPT
Quick Connect Coupler Socket - 11,000psi - 3/8" FPT #1892
Part Number: 98021670
SKU: 1892
$31.19
Legacy Quick Connect Plug - Plated Steel 1/4" FPT
Quick Connect Plug - Plated Steel 1/4" FPT
Part Number:
SKU: 1810
$0.90
Twist Lock Quick Connect Coupler - 1/4" MPT
Twist Lock Quick Connect Coupler - 1/4" MPT #1881
Part Number: 98021730
SKU: 1881
$6.18
Legacy Plugs - Plated Steel 1/4" MPT
Quick Connect Plugs - Plated Steel 1/4" MPT
Part Number:
SKU: 1811
$0.90
Hansen - 3/8" MPT Quick Connect Coupler
Hansen Brass Quick Connect Coupler 3/8"MPT
Part Number:
SKU: 1843
$14.85
Hansen - 3/8" FPT Quick Connect Coupler
Hansen Brass Quick Connect Coupler 3/8"FPT
Part Number:
SKU: 1842
$14.39
Twist Lock Quick Connect Coupler - 1/4" FPT
Twist Lock Quick Connect Coupler - 1/4" FPT #1880
Part Number: 87095220
SKU: 1880
$7.45
Twist Lock Quick Connect Plug - 1/4" FPT
Twist Lock Quick Connect Plug - 1/4" FPT #1885
Part Number: 87095400
SKU: 1885
$3.81
Quick Connect O Ring - Viton 1/2"
Quick Connect O Ring - Viton 1/2" #1697
Part Number: 87020880
SKU: 1697
$0.53
Twist Lock Quick Connect Plug - 1/4" MPT
Twist Lock Quick Connect Plug - 1/4" MPT #1886
Part Number: 87095360
SKU: 1886
$3.96
GARDEN HOSE MALE END QUICK DISCONNECT PLUG
Part Number: 87095080
SKU: 1981
$3.79
Twist Lock Quick Connect Plug - 3/8" FPT
Twist Lock Quick Connect Plug - 3/8" FPT #1887
Part Number: 87095460
SKU: 1887
$3.84
1/4" Replacement O-Ring for 11,000 PSI Quick Connect Couplers
11,000psi Quick Connect O Ring 1/4" #1693
Part Number: 98040430
SKU: 1693
$14.32
3/8" Replacement O-Ring for 11,000 PSI Quick Connect Couplers
11,000psi Quick Connect O Ring 3/8" #1694
Part Number: 87067120
SKU: 1694
$13.54
Double Shut Off Quick Connect Coupler - Brass 1/2" FPT
Double Shut Off Quick Connect Coupler - Brass 1/2" FPT #1675
Part Number: 87095600
SKU: 1675
$48.59
Double Shut Off Quick Connect Coupler - Brass 1/4" FPT
Double Shut Off Quick Connect Coupler - Brass 1/4" FPT #1672
Part Number: 87095570
SKU: 1672
$22.59
Double Shut Off Quick Connect Coupler - Brass 1/8" FPT
Double Shut Off Quick Connect Coupler - Brass 1/8" FPT #1671
Part Number: 87095560
SKU: 1671
$15.43
Double Shut Off Quick Connect Coupler - Brass 3/4" FPT
Double Shut Off Quick Connect Coupler - Brass 3/4" FPT #1677
Part Number: 87095620
SKU: 1677
$89.26
Double Shut Off Quick Connect Coupler - Brass 3/8" FPT
Double Shut Off Quick Connect Coupler - Brass 3/8" FPT #1674
Part Number: 87095590
SKU: 1674
$32.98
Double Shut Off Quick Connect Coupler - Plated Steel 3/8" FPT
Double Shut Off Quick Connect Coupler - Plated Steel 3/8" FPT #1673
Part Number: 87095580
SKU: 1673
$31.28
Double Shut Off Quick Connect Coupler - Stainless Steel 1/2" FPT
Double Shut Off Quick Connect Coupler - Stainless Steel 1/2" FPT #1676
Part Number: 87095610
SKU: 1676
$13.74
Double Shut Off Quick Connect Plug - Brass 1/2" FPT
Double Shut Off Quick Connect Plug - Brass 1/2" FPT #1681
Part Number: 87095830
SKU: 1681
$12.20
Double Shut Off Quick Connect Plug - Brass 1/4" FPT
Double Shut Off Quick Connect Plug - Brass 1/4" FPT #1679
Part Number: 87095810
SKU: 1679
$10.48
Double Shut Off Quick Connect Plug - Brass 1/8" FPT
Double Shut Off Quick Connect Plug - Brass 1/8" FPT #1678
Part Number: 87095800
SKU: 1678
$11.59
Double Shut Off Quick Connect Plug - Brass 3/8" FPT
Double Shut Off Quick Connect Plug - Brass 3/8" FPT #1680
Part Number: 87095820
SKU: 1680
$21.05
Garden Hose Quick Connect Coupler #1980
Garden Hose Quick Connect Coupler #1980
Part Number: 87094600
SKU: 1980
$8.66
Hansen - 1/2" FPT Quick Connect Plug
Hansen - 1/2" FPT Quick Connect Plug #1854
Part Number: 87095000
SKU: 1854
$29.43
Hansen - 1/2" MPT Quick Connect Plug
Hansen - 1/2" MPT Quick Connect Plug #1855
Part Number: 87094990
SKU: 1855
$21.13
Hansen - 1/4" MPT Quick Connect Plug
Hansen - 1/4" MPT Quick Connect Plug #1851
Part Number: 87094830
SKU: 1851
$3.33
Hansen - 1/2" FPT Quick Connect Coupler
Hansen Brass 1/2"FPT Quick Connect Coupler
Part Number:
SKU: 1844
$51.90
Quick Connect Coupler Socket - 11,000psi - 1/4" FPT
Quick Connect Coupler Socket - 11,000psi - 1/4" FPT #1890
Part Number: 87071150
SKU: 1890
$22.59
MPT Coupler
Quick Connect Coupler Socket - 11,000psi - 1/4"MPT
Part Number:
SKU: 1891
$22.76
Quick Connect Plated Plug - 11,000psi - 3/8"FPT
Part Number:
SKU: 1897
$10.99
Quick Connect Coupler Plug - 11,000psi - 3/8" MPT
Quick Connect Plated Plug - 11,000PSI - 3/8"MPT
Part Number:
SKU: 1898
$12.20
Quick Connect Plug - 11,000psi - 1/4" FPT #1895
Part Number: 8.707-117.0
SKU: 1895
$10.57
Quick Connect Coupler Plug - 11,000psi - 1/4" MPT
Quick Connect Plug - 11,000psi - 1/4"MPT
Part Number:
SKU: 1896
$11.08
Plugs- Plated Steel 1/2" MPT #1815
Quick Connect Plug - Plated Steel 1/2" MPT
Part Number:
SKU: 1815
$7.89
Twist Lock Quick Connect Coupler - 3/8" MPT
Twist Lock Quick Connect Coupler - 3/8" MPT #1883
Part Number: 87095260
SKU: 1883
$5.24
Twist Lock Quick Connect Plug - 3/8" MPT
Twist Lock Quick Connect Plug - 3/8" MPT #1888
Part Number: 87071850
SKU: 1888
$4.09
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Find the Right Coupler or Plug for Your Pressure Washer Setup

Quick-connect couplers and plugs simplify transitions between pressure washer hoses, wands and nozzles. Our options include stainless steel, brass and specialty O-rings, each designed for durability under high-PSI conditions. Whether outfitting a fleet washing trailer or replacing a part on a soft wash skid, the right connection keeps your system leak-free and job-ready.

What to Consider Before You Buy

  • Thread size and type (MPT, FPT or BSPT)
  • Material: stainless steel for corrosion resistance, brass for cost-efficiency
  • Pressure rating and compatibility with your washer’s PSI
  • Intended use: water, chemicals or detergents

Accessories To Help You Work Smarter

Upgrade your system with compatible accessories like O-rings, quick-connect kits and coupler repair parts. Our accessories help prevent leaks, reduce wear and support seamless upgrades across your entire pressure washing setup.

Popular Add-Ons

Shop By Brand

We carry heavy-duty couplers, plugs and O-rings from trusted names in the pressure washing industry. Whether replacing a single part or building out a full connection system, start with brands known for performance.

Brands We Carry

  • Hansen: Stainless steel quick-connect couplers and plugs
  • Veloci: Long-lasting stainless plugs
  • & More

Designed for Contractors, DIYers & Everyone in Between

Whether you’re building a custom mobile rig or maintaining your weekend washing gear, we stock plug-and-play parts for every experience level. With our wide selection, you’ll always find parts to fit your needs without overcomplicating the process.

Backed by Real Support

Not sure which size or thread type you need? Our team can help you match parts to your current setup and avoid costly mismatches.

Need Help Choosing?

Browse our full inventory of couplers, plugs and pressure washer accessories or contact our team today. We’ll help you connect the right components for your system.