Jecoupoon 4000 PSI brass pump body for heavy cleaning tasks.
Jecoupoon ceramic plunger assembly for long-lasting performance.
Jecoupoon 1-inch shaft compatibility with GX340 and GX390.
Jecoupoon SAE standard mounting dimensions enable quick installs.
Jecoupoon quick-installation pump saves time on maintenance.
Jecoupoon liquid suction joint supports versatile home and garage use.
Jecoupoon cleaning performance tackling oil, dirt, wheels and surfaces.
Jecoupoon pump replacement option reduces downtime and costs.

Jecoupoon

Jecoupoon 4000 PSI 4GPM Gas Pressure Washer Pump 1-inch Shaft – Compatible with GX340 GX390 GX270

High-performance patio lawn and garden made for confident daily results

$229.02

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Why customers choose PatioZora Garden

Overview

The Jecoupoon 4000 PSI 4GPM gas pressure washer pump delivers robust cleaning power for demanding tasks. Its brass main body provides rugged durability, while the ceramic plunger offers high-density wear resistance. This combination is designed to maintain steady performance under heat and humidity, helping the nozzle stay effective for longer and reducing unexpected downtime.

Designed with compatibility in mind, this pump is ready to slot into many popular high-pressure washer setups and can be swapped in quickly when maintenance is needed, without changing other components.

Durability and core advantages

  • Brass main body enhances strength and long-term reliability for outdoor use.
  • Ceramic plunger delivers wear resistance for extended service life in tough conditions.

Compatibility and installation

  • Supports a 1-inch shaft across many brands and models, delivering up to 4000 PSI and 4 GPM.
  • Standard SAE mounting dimensions with a 25.4 mm shaft hole and precise hole spacing to fit common configurations.
  • Quick, tool-free installation lets you swap in minutes, making it suitable for home users and regular maintenance.

Practical use and application

Commonly used in homes, garages, driveways, and small business settings, it can tackle oil stains, dirt, wheels, and machinery components with strong suction and reliable flow.

  • Liquid suction joint enables connection of suction lines for versatile cleaning tasks.
  • Widely useful for keeping equipment and outdoor spaces looking clean and well-kept.

Maintenance and cost considerations

Rather than replacing an entire machine, you can replace just the pump body to restore cleaning performance and potentially reduce downtime and maintenance costs.

Note: Benefits reflect typical use scenarios and may vary with your setup and conditions.

FAQ

Q: What surfaces or tasks is the Jecoupoon 4000 PSI pump best suited for?

A: Ideal for driveways, garages, and light commercial cleaning; it delivers strong suction for oil stains, dirt, and wheels while fitting compatible high-pressure washers.

Q: How easy is the installation and replacement?

A: Installation takes minutes with standard 1-inch shaft mounting; you can replace just the pump body to restore cleaning performance without a full machine replacement.

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