21LPM Petrol Pressure Washer – Kiam KM3700PHI HIFLOW | 14HP Jet Cleaner

Equip2clean SKU: KM3700PHI
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🌊 HIGH-FLOW ELITE • 🛢️ TANK-FEED READY

KM3700PHI — 21 LPM / 3000–3700 PSI Petrol Pressure Washer

14 HP 4-stroke + HI-FLOW pump for rapid rinsing, deep cleaning and reliable tank/butt feed.

MAX PRESSURE
3700 PSI / 255 bar
FLOW RATE
21 LPM (HI-FLOW)
ENGINE POWER
14 HP 4-Stroke

🛢️ Static Source Ready

Draw from tanks/butts/mains with 3 m suction hose & inline filter.

🛡️ Engine Protection

Low-oil shutdown safeguards for long-term reliability.

⚡ Quick-Swap Control

5 quick-release nozzles for instant mode changes.

🌊 Why 21 LPM Changes Everything

  • 🚿Faster rinse-off — flush mud, moss & slurry faster than standard flows.
  • 🧼Wider coverage — chew through large patios, driveways & yards.
  • 🧪Better chem draw with downstream injection setups.
  • 🧱Tough steel chassis with anti-vibration mounts.

Working pressure: 3000 PSI / 200 bar (Max 3700 PSI / 255 bar).

Feeding from a tank? Our guide: Tank/Butt Feeding

🎯 Best-Fit Usage


Light washDomestic patiosDrivewaysHeavy rinse

🏡 Driveways & Yards

Cut project times with high-volume rinsing.

🚜 Plant & Machinery

Shift baked-on debris fast after a chem dwell.

🌀 Pre-Rinse Pro

Perfect pre-rinse for rotary surface cleaners.

💡 Key Features

  • 💧HI-FLOW pump tuned for volume & longevity.
  • 🛡️Anti-vibration shock absorbers on heavy steel frame.
  • 🧰Includes 10 m HP hose, pro trigger gun & steel lance.
  • 🎯5 quick-release nozzles: 0°, 15°, 25°, 40°, soap.
  • ⚠️Low-oil shutdown protects your engine automatically.
  • 🛢️Tank-feed ready: 3 m suction hose + inline filter included.

📦 In the Box

  • KM3700PHI petrol pressure washer unit
  • 10 m high-pressure hose
  • Professional trigger gun & steel lance
  • 5 × steel quick-release spray nozzles
  • 3 m water suction hose with inline filter
  • Tool kit & user manual

🧪 Pressure gauge sold separately.

📊 Technical Specifications

Feature Details
Model KIAM KM3700PHI
Max Pressure 3700 PSI / 255 bar
Working Pressure 3000 PSI / 200 bar
Rated Flow 21 L/min
Engine 14 HP KIAM OHV 4-stroke (air-cooled)
Engine Speed 3400 rpm
Fuel Type ⛽ Unleaded petrol
Displacement 420 cc
Max Torque 26.5 N·m
Dimensions (L×W×H) 79 × 50 × 60 cm
Weight 70 kg

📘 More info & manuals: Instruction Manuals

🧰 Start a Driveway Business

Read the guide

📚 Cleaning Tutorials

Explore articles

🎓 Petrol vs Diesel

Compare options

🌊⚡ High-flow. High-pressure. High-productivity. — Upgrade to the KM3700PHI today.
NEED HELP?

CALL US:  0330 1224 272

Shipping information

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From our customers

★★★★★

Great Product! I will definitely buy again!

Sarah E. Los Angeles, CA
★★★★★

I bought it for my sister and she absolutely loves it! Thank you Urban Living for great customer service and delivery on time!

Diana K. Atlanta, GA
★★★★★

The best customer service! I chose a custom colour and the order arrived even nicer than I could imagine. Definitely recommend.

Gene H. Charlotte, NC
★★★★

Lovely patterns and quality.

Kathrine S. Reno, CA