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- 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 Specifications - Professional Use|
|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)|
|MAXIMUM SPRAY RANGE||Horz.: 14.5 m (48 ft.)
Vert.: 13.0 m (43 ft.)
|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.