Powerful backpack sprayer that easily converts from liquid to granular applications.

The STIHL SR 450 is a professional-grade sprayer that covers all the bases. Its low exhaust emission, fuel-efficient engine delivers a 20% greater spray range when compared to previous models. Ideal for distributing liquid or solid compounds, this backpack sprayer/duster converts from misting to dusting applications without any special tools or additional equipment. It’s easy to use and provides excellent control over product feed and air speed.

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SR 450 Features & Benefits

  • Anti-Vibration System - The STIHL anti-vibration system helps reduce operator fatigue and provides a more comfortable working experience.
  • Multi-Function Control Handle - Having easy access to all of the controls on one comfortable handle makes it easy to complete tasks so the operator’s hand never has to leave the handle.
  • Adjustable Support Harness - STIHL backpack blowers and sprayers are equipped with an adjustable support harness that distributes weight evenly across the shoulders and back, reducing user fatigue.

SR 450 Specs & Compare

Displacement3.9 cu-in
Power2.90 kW
Engine power3.90 HP
Device weight without refuelling28.2 lb 1)
Container capacity14 l
Container capacity3.70 gal
Fuel tank capacity1.700 l
Tank capacity57.5 fl oz
Air throughput without tube765 cf/min
Max. spraying distance, horizontal14.5 m

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