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Interpump E3B2118M Sub Assembly (Part No: S400-1005), engine-mount design for Honda GX390K1QX, 18 LPM, 200 Bar, with RS500 gearbox, VRT3 unloader valve, adjustable chemical injector, and easy prime valve.

Interpump E3B2118M Sub Assembly 18/200

SKU S400-1005
Was £1,020.76 ex VATSave 19%
£826.82 ex VAT
£992.18 inc. VAT
In stockOrder by 2pm for next-day delivery.
Need help choosing? Call 015395 66193 (Mon–Fri 9am–5pm) or email sales@flowjet.co.uk.

Overview

Interpump E3B2118M Sub Assembly (Part No: S400-1005) 18 LPM, 200 Bar Engine-Mount Design

The Interpump E3B2118M Sub Assembly is a high-performance pump system designed for industrial and heavy-duty applications. This sub-assembly delivers 18 liters per minute (LPM) at a pressure of 200 Bar, powered by a 9.7hp (7.13 kW) engine. Featuring the reliable Interpump E3B2118M pump and paired with the Interpump RS500 gearbox, this assembly is suitable for demanding tasks requiring consistent pressure and high flow rates.

This sub-assembly is suitable for mounting onto the Honda GX390K1QX engine and includes the following components:

  • VRT3 Unloader Valve with M22 outlet for adjustable pressure control
  • Adjustable Chemical Injector for precise chemical application
  • Easy Prime Valve to facilitate quick and smooth priming
  • Inlet Filter with a 3/4" hose barb inlet to ensure clean water supply and protect the pump from debris

This setup is suitable for a wide range of industrial applications, including construction, automotive, and manufacturing, where high-pressure cleaning is required.

Key Features:

  • Pump: Interpump E3B2118M
  • Gearbox: Interpump RS500
  • Flow Rate: 18 LPM
  • Pressure: 200 Bar
  • Power: 9.7hp (7.13 kW)
  • Unloader Valve: VRT3 with M22 outlet
  • Chemical Injector: Adjustable for accurate dosing
  • Easy Prime Valve: Ensures easy and efficient priming
  • Inlet Filter: 3/4" hose barb inlet for clean water intake

This engine-mounted sub-assembly is designed for professionals who require a powerful and reliable high-pressure system for industrial-grade cleaning and fluid handling.

Service kits

Interpump kits for this pump, taken from the Interpump parts list and quick kit guide. Check the model on your pump plate before ordering.

Piston22 x 42mm
Valve kitKIT269
Oil seal kitKIT271
Water seal kit (3 pistons)KIT286
Complete seal assembly (1 piston)KIT291
Nickel plated valve capsKIT292

Interpump E3B2118M sub assembly with RS500 gearbox, VRT3 unloader and easy prime valve, 18 LPM at 200 bar, 9.7hp, for the Honda GX390K1QX.

Specifications

Brand
Interpump
Working Pressure
200
Flow Rate
18
Pressure Washer Pump Series
Interpump 59 Series
RPM
1450
Shaft
Hollow Shaft 1"
Search by Interpump model
E3B2118
HP Power Required
7.13KW / 9.7 Hp
Weight
15.6 kg

Technical information

18 Lpm - 200 Bar

9.7 Hp, 7.13 kW

Interpump E3B2118M pump

Interpump RS500 gearbox

VRT3 unloader valve - M22 outlet

Adjustable chemical injector

Easy prime valve

Inlet filter - 3/4" hose barb inlet

Suitable for Honda GX390K1QX engine

Delivery & returns

  • Free delivery on online orders over £200 + VAT to a UK mainland address.
  • Orders processed by 2pm go out on tracked, insured next-working-day delivery.
  • Orders under £200 + VAT: delivery £11.99 + VAT.
  • Returns: ask us for a returns number first. Unused goods in their original packaging can come back at our discretion, less a restocking fee; faulty or wrong items have no fee.
Full delivery & returns details

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