2019 STIHL SR 430


SR 430



This powerful, fuel-efficient, liquid-only backpack sprayer is a great choice for large property applications.

When you need to cover a large area, you need a high-capacity sprayer that is comfortable, powerful and fuel-efficient. With the SR 430 backpack sprayer, you can check off all those requirements and much more. This gasoline-powered liquid-only backpack sprayer delivers a large spraying range, reducing the time it takes you to treat large areas. Its high performance pressure pump provides a constant flow of product with no loss of pressure, regardless of the spray angle. While the engine is running, the pump also continuously mixes and agitates the tank contents, delivering a more consistent application of product. The sprayer is also comfortable to wear, featuring an anti-vibration system, soft rubber grips and optional chest and hip belt accessory to evenly distribute weight. The SR 430 is ideal for farmers, foresters and pest controllers.

Model Features
  • 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.
  • Anti-Vibration System: The STIHL anti-vibration system helps reduce operator fatigue and provides a more comfortable working experience.
  • 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.
  • Weight Without Liquid: 12.4 kg (27.3 lb.)
  • Displacement: 63.3 cc (3.86 cu. in.)
  • Engine Power: 2.9kW (3.9 bhp)
  • Fuel Capacity: 1700 cc (57.5 oz.)
  • Container Capacity: 14 L (3.7 gals.)
  • Air Volume: 920 m3/h (542 cfm)
  • Air Velocity: 90 m/sec. (201 mph)
  • Maximum Spray Range: Horz: 14.5 m (48 ft.)Vert: 13 m (43 ft.)
The pressure pump kit is included 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.



3.86 cu. in. (63.3 cc)
Engine Power
3.9 bhp (2.9kW)
Fuel Capacity
57.5 oz. (1700 cc)


27.3 lb. (12.4 kg)
Container Capacity
3.7 gal. (14 L)
Air Volume
542 cfm (920 m3/h)
Air Velocity
201 mph (90 m/sec)

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