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SR 450

SR 450
A powerful backpack sprayer/duster that easily converts from liquid to granular applications.

Model Features

  • 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.

    See it in action!

Specifications

WEIGHT WITHOUT LIQUID
12.8 kg (28.2 lbs.)
DISPLACEMENT
63.3 cc (3.86 cu. in.)
ENGINE POWER
2.9 kW (3.9 bhp)
FUEL CAPACITY
1700 cc (57.5 oz.)
CONTAINER CAPACITY
14.0 L (3.7 gals.)
AIR VOLUME
With Tubes: 920 m3/h (542 cfm)
AIR VELOCITY
90 m/sec. (201 mph)
The pressure pump kit is recommended for applications in which the spray tube is held at an upward angle of more than 30 degrees in order to maintain a consistent discharge rate.

Important Information

Note: STIHL recommends use of fuel with no more than 10% Ethanol content. Using fuel with greater than 10% Ethanol content may cause damage to your equipment and may void your STIHL warranty. Learn More…

WARNING! Improper use of any power tool may cause serious or fatal injury. Read, understand and follow carefully the operating and safety instructions in your instruction manual before using such products.

STIHL products sold through U.S. STIHL Dealers are for distribution in the United States only.

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Product Instruction Manual (PDF)
Product Safety Manual (PDF)
STIHL Limited Warranty
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