| Displacement | 3.9 cu-in |
| Power | 2.90 kW |
| Engine power | 3.90 HP |
| Engine power | 3.90 bhp |
| Device weight without refuelling | 27.3 lb 1) |
The pictures shown are sample photos. The actual appearance of the equipment features and their specific attachment to the product may differ from the pictorial representations, but will have the same functionality.
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.

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. 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.
Proposition 65 - EnglishThis product contains chemicals known to the State of California to cause cancer and reproductive harm. www.P65Warnings.ca.gov
E-10 StatementNote: 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.