Product Overview

The Interpump W2141 is a high-performance industrial pressure washer pump from the trusted 66 Series range. Delivering an impressive 210 Bar operating pressure and 41 litres per minute flow rate, this pump is designed for demanding commercial and industrial cleaning applications where both pressure and water volume are essential.

Built with a forged brass manifold, ceramic pistons and a slow-speed 1450 RPM design, the W2141 provides exceptional durability, reliability and long service life. Its 24mm solid male shaft makes it suitable for a wide range of gearbox-driven and belt-driven pressure washer systems.

Key Features

• 210 Bar maximum operating pressure
• 41 litres per minute flow rate
• Slow-speed 1450 RPM operation
• 22 HP (16.17 kW) power requirement
• 24mm solid male shaft
• Heavy-duty forged brass manifold
• Ceramic pistons for maximum durability
• 3/4" BSP female inlet connection
• 3/8" BSP female outlet connection
• Designed for industrial and continuous-duty applications
• Genuine Interpump Italian manufacture

Technical Specification

Model: W2141
Part Number: W2141
Series: 66 Series
Pressure: 210 Bar
Flow Rate: 41 LPM
Pump Speed: 1450 RPM
Power Required: 22 HP (16.17 kW)
Shaft Size: 24mm Male Solid Shaft
Inlet Connection: 3/4" BSP Female
Outlet Connection: 3/8" BSP Female
Manifold Material: Forged Brass
Piston Material: Ceramic

Service Parts & Rebuild Kits

We stock genuine Interpump replacement parts and service kits for the W2141 pump.

Ceramic Piston

Part Number: 66.0404.09

Genuine replacement ceramic piston suitable for damaged or worn pistons.

Valve Kit

Part Number: KIT 169

Complete valve kit containing all six pump valves required for a full valve replacement.

Seal Kit

Part Number: KIT 181

Complete pump seal kit containing all high-pressure and low-pressure seals required for a full pump seal service.

Brass Collar & Seal Kit

Part Number: KIT 182

Contains brass collars, seals and O-rings for one piston assembly.

Important: Three KIT 182 kits are required to fully rebuild all three piston assemblies within the pump.

Why Choose the Interpump W2141?

The W2141 is engineered for operators who require high water flow and consistent pressure for intensive cleaning tasks. Its slow-speed design helps reduce wear and maintenance costs, while the forged brass manifold and ceramic pistons ensure outstanding durability in harsh working environments.

Ideal for industrial wash-down systems, fleet cleaning, agricultural machinery washing and bespoke high-performance pressure washer installations.

Typical Applications

• Agricultural equipment cleaning
• Fleet and commercial vehicle washing
• Industrial wash-down systems
• Factory and warehouse cleaning
• Food processing environments
• Heavy-duty pressure washer installations

Order Now

Order the Interpump W2141 Solid Shaft Pump from Flowjet Cleaning Equipment today. We stock genuine Interpump pumps, valves, seals, pistons and complete rebuild kits with expert technical support available.