A professional-grade sprayer that covers all the bases.
The STIHL SR 450 is ideal for distributing liquid or solid compounds. This backpack sprayer/duster converts from misting to dusting applications without any special tools or additional equipment.
- Low exhaust emission, fuel-efficient engine delivers a 20% greater spray range than previous models
- Easy to use, with excellent control over product feed and air speed
Note: Not available for purchase or delivery in California
Specifications
| Power source |
Gas |
| Weight |
28.2 lbs. |
| Container capacity |
3.7 gal. |
| Maximum spray range |
48 ft. |
| Air volume |
542 cfm |
| Engine power |
3.9 bhp |
| Fuel capacity |
57.5 oz. |
| Displacement |
63.3 cc |
Note: Weight displayed does not include liquid. 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.
Hazard Warnings
E-10 Statement
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.
Proposition 65 - English
This product contains chemicals known to the State of California to cause cancer and reproductive harm. www.P65Warnings.ca.gov
General Power Tool
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.
Order Processing
Most orders are processed within 2-3 business days after payment is confirmed. You will receive a tracking number by email once your order has shipped. Orders are not processed or shipped on weekends or holidays.
Shipping Destination
Outdoor Power ships to the continental United States only. We do not ship to Alaska, Hawaii, US territories, or internationally.
Please note that gas-powered equipment cannot be shipped to California due to CARB emissions regulations. If you attempt to order gas-powered equipment for delivery to California your order may be cancelled and fully refunded.
Shipping Method
We ship via standard ground shipping through UPS and FedEx. Estimated delivery time is 3-7 business days after your order has been processed and shipped. Carrier selection is based on package size, weight, and destination.
Shipping Rates
Shipping costs are calculated based on package size, weight, and destination and are displayed at checkout before you complete your order. Heavy items such as ported chainsaws, backpack blowers, and pressure washers may incur higher shipping rates due to their size and weight.
Packaging
Some equipment is shipped to us multiple units per box, so certain items may arrive in a plain or repackaged box rather than original Stihl branded packaging. Rest assured, all products are genuine, brand-new Stihl equipment regardless of the shipping box.
Order Tracking
Once your order has shipped you will receive a confirmation email with your tracking number and carrier information. You can use this number to track your order directly on the carrier's website.
Shipping Delays
Outdoor Power is not liable for shipping and delivery delays. All delivery times are estimates only and are not guaranteed. We are not responsible for delays caused by shipping carriers or events outside our control. Once we transfer products to the carrier title and risk of loss passes to you.
Damaged or Lost Shipments
If your order arrives damaged please contact us within 48 hours of delivery at support@shopoutdoorpower.com with photos of the damaged packaging and product. We will work with the carrier to resolve the issue as quickly as possible.
If your tracking information shows delivered but you have not received your package please contact us at support@shopoutdoorpower.com within 48 hours.
Questions
Email: support@shopoutdoorpower.com
Phone: 315-699-2838
Monday – Friday: 8:00 AM – 5:00 PM EST
