STIHL® SR 450 – Gas Backpack Sprayer / Mistblower | Professional‑Grade STIHL® Engine

The STIHL® SR 450 is a professional‑grade gas backpack sprayer and mistblower engineered for high‑volume liquid application across large properties, farms, orchards, vineyards, and commercial landscapes. Designed to deliver long spray range and consistent coverage, this unit combines strong air output with durable construction and ergonomic comfort for extended, demanding workdays.

Key Features

• Professional‑grade gas-powered engine delivers powerful air output for long‑range spray and mist applications
• Backpack sprayer and mistblower design supports efficient treatment of large areas
• Large‑capacity liquid container reduces downtime from frequent refilling
• Adjustable support harness distributes weight evenly for improved comfort
• Multi‑function control handle allows one‑handed operation and precise control
• STIHL® Anti‑Vibration System helps reduce operator fatigue during extended use
• Durable construction built for agricultural and commercial spraying applications
• High‑tech polymer housing resists impact and corrosion

(Model number 4244‑011‑2643‑US)

Why It’s a Smart Pick

The STIHL® SR 450 is a smart pick for professionals who need maximum spray reach, reliable performance, and all‑day comfort. With its strong output, high capacity, and rugged STIHL® engineering, it’s well suited for crop treatment, pest control, and large‑scale property maintenance.