Pressure Washers

RB 800

The STIHL RB 800 is the pressure washer you need if you are looking for professional power and performance. This power washer is the most impressive one in the STIHL lineup. It is designed for heavy-duty commercial use and can get through tough cleaning jobs. With 4,200 psi of water pressure and 429 cc engine, the RB 800 cleans up the dirtiest jobs with ease. Its industrial design is made to withstand heavy daily use. Plus, with the easy start pump system, you can start the washer without difficulty or back pressure from the pump. This professional pressure washer is designed for convenience, durability and can be customized with a full range of optional accessories.

  • DISPLACEMENT: 429 cc (26.2 cu. in.)
  • FUEL CAPACITY: 7.0 L (7.4 qt.)
  • WATER FLOW: 910 L/h (4.0 gpm)
  • WATER PRESSURE: 4,200 psi
  • CLEANING UNITS: 16,800
  • HOSE LENGHT: 50'
  • DIMENSIONS HANDLE DOWN: 832 x 787 x 813 mm (32.75 x 31 x 32")
  • DIMENSIONS HANDLE UP: 851 x 787 x 1162 mm (33.5 x 31 x 45.75")
  • WEIGHT: 76 kg (168 lbs)

Key product features:

Easy Start Pump System

The Easy Start Pump System features a pressure relief valve, allowing users to start the unit without any back pressure from the pump. It enables quick, easy starting with no hard cord pulls.

Stainless Steel High Pressure & Brass Detergent Nozzles

This pressure washer includes stainless steel nozzles for use with high-pressure water and a brass nozzle for use with detergent. These premium nozzles are designed to resist corrosion and wear.

2-Piece Lance & Gun Assembly

This pressure washer features an easy, convenient 2-piece lance and gun assembly. The lance design is also extended for better accuracy in tall applications.

Easy-Access Inlet & Outlet Water Connections

Both inlet (water coming into the pump) and outlet (water going from the pump to the gun) connections are easy to access for faster setup

Automatic Fuel Shut-Off Valve

This pressure washer features a combined on/off and fuel valve control. This allows the user to shut unit off and close fuel valve automatically for easy, no-mess transport.

Anti-Vibration System

This pressure washer features a STIHL-engineered 4-point vibration isolation system. This reduces pump vibration during use for increased unit longevity.

OUR STORE LOCATIONS

Marlborough Store

135 Maple Street,
Marlborough, MA
Call (508) 318-4788


Mon-Fri 7:00am to 6:00pm
Sat 7:00am to 5:30pm
Sun 12:00pm to 4:00pm

Framingham Store

759 Waverly Street,
Framingham, MA
Call (508) 386-9876


Mon-Fri 7:00am to 6:00pm
Sat 8:00am to 5:30pm
Sun 10:00am to 4:00pm

Monnick Supply $$
135 Maple St.
Marlborough MA 01752
United States
(508) 318-4788
Mon-Fri 7am - 6pm
Sat 7am - 5:30pm
Sun 12pm - 4pm
Monnick Supply $$
759 Waverly St.
Framingham MA 01702
United States
(508) 386-9876
Mon-Fri 7am - 6pm
Sat 8am - 5:30pm
Sun 10am - 4pm