Product Overview

The Nilfisk MH45M-100/680 PAX is a professional single phase hot water pressure washer designed for maximum uptime and efficient daily cleaning. Operating from a 230V UK power supply, this model delivers 100 bar pressure and up to 630 litres per hour flow, making it ideal for workshops, vehicle cleaning, agriculture and general industrial applications.

The PAX version comes complete with a 15 metre high pressure hose and integrated hose reel for extended reach and tidy storage. Built with advanced boiler technology, this machine reduces fuel consumption, downtime and CO₂ emissions by up to 80 percent when operating on biodiesel.

Key Features

• 100 bar operating pressure

• 630 litres per hour water flow

• 230V single phase 50Hz UK specification

• PAX version supplied with 15 metre hose and hose reel

• Hot water up to 90°C and steam function up to 150°C

• 51 kW heating capacity for effective degreasing

• AntiStone system reduces limescale build-up in hard water areas

• Machine Protector optimises performance in soft water conditions

• Biofuel compatible diesel boiler

• Locked presets for consistent cleaning performance

• Intuitive multi-language control panel

• Durable waterproof user interface

• Integrated troubleshooting and maintenance guidance

• Nilfisk Service App compatibility for simplified diagnostics

• 15 litre fuel tank and 10 litre detergent tank

Technical Specifications

• Pump Pressure: 100 bar

• Cleaning Impact: 2.7 kg/force

• Voltage/Frequency: 230/1/50

• Power Consumption: 2.9 kW

• Water Flow Qmax/Qiec: 630 l/h

• Water Temperature: 90°C hot water / 150°C steam

• Heating Capacity: 51 kW

• Fuel Consumption at ΔT 45°C: 2.7 kg/h

• Fuel Type Boiler/Motor: Diesel / Biodiesel

• Fuel Tank Capacity: 15 litres

• Detergent Tank: 1 x 10 litres

• Nozzle Size: 0475

• Max Inlet Temperature: 30°C

• Min Inlet Pressure at Full Flow: 1 bar

• Sound Pressure Level: 71 dB(A)

• Working Sound Level: 89 dB(A)

• Dimensions (L x W x H): 1010 x 700 x 1016 mm

• Weight: 154 kg

• Fuse Requirement: C13

Why Choose This Machine?

The MH45M-100/680 PAX is perfect where 3 phase power is not available but reliable hot water performance is essential. Hot water significantly improves the removal of grease, oil and stubborn contamination compared to cold water machines, reducing cleaning time and chemical usage.

With its integrated 15 metre hose reel, advanced fuel efficiency and smart diagnostics, this model delivers professional cleaning power with lower running costs and reduced environmental impact.

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