STIHL® RB 800 – Professional Pressure Washer | 4200 PSI Gas Engine

The STIHL® RB 800 is the most powerful pressure washer in the STIHL® lineup, engineered for heavy‑duty professional and commercial cleaning applications. Built to withstand daily use, this gas pressure washer delivers extreme water pressure and high flow to tackle the toughest jobs on farms, fleets, facilities, and industrial sites. Its rugged construction, smooth starting system, and premium components make it a top‑tier solution for demanding environments.

Key Features

• Gas‑powered 429cc engine delivers up to 4200 PSI for maximum cleaning force
• 4.0 GPM water flow provides rapid coverage on large and heavily soiled surfaces
• Easy Start pump system reduces back pressure for smoother, more reliable starts
• Commercial‑grade pump with brass manifold and stainless‑steel valves
• Steel‑braided high‑pressure hose resists kinks, abrasion, and wear
• Automatic fuel shut‑off valve simplifies transport and storage
• Anti‑vibration system helps reduce fatigue during extended operation
• Two‑piece lance and spray gun assembly improves reach and control
• Detergent injector system supports deep‑cleaning applications
• Model number 4792‑012‑4600‑US identifies the RB 800 professional configuration

Why It’s a Smart Pick

The STIHL® RB 800 stands at the top of the pressure washer category for users who need uncompromising power and durability. With its industry‑leading PSI output, high‑flow performance, and commercial‑grade build, it’s a smart investment for professionals who rely on consistent, high‑output cleaning day after day.