SR 450 - $699.99 DSRP


Distributor Suggested Retail Price SR 450 DSRP:  $699.99

Quantity:

Reserve with STIHL Express for In-Store Pick Up

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

For both the distribution of liquid or solid insecticides, fertilizers, or herbicides, the low-emission, fuel-efficient STIHL SR 450 Backpack Sprayer has a larger, more powerful engine that provides a spray range 20% wider than previous models, taking 20% less time to spray the same area, depending on application. The SR 450 easily converts from misting to dusting applications without special tool...Read More
Print Spec Sheets
SR 450 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.
Model Features
  • Zoom
    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.
  • Zoom
    Anti-Vibration System
    The STIHL anti-vibration system helps reduce operator fatigue and provides a more comfortable working experience.
  • Zoom
    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!

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.
Click to view the STIHL Limited Warranty Time Periods
We Also Suggest
  • HP Ultra 2-Cycle Engine Oil Zoom
    HP Ultra 2-Cycle Engine Oil
    HP Ultra is a fully synthetic 2-cycle engine oil specially suited for high performance chainsaws and power tools. This oil has outstanding engine cleaning characteristics, plus “ultra” superior lubricating qualities in comparison to other 2-cycle engine oils. It is ideal for use in STIHL 4-MIX® engines. This oil is biodegradable, degrading by 80% in 21 days.

    •2.6 oz. bottle makes 1 gallon mix

    •5.2 oz. bottle makes 2 gallon mix

    •6.4 oz. bottle makes 2 1/2 gallon mix

    •12.8 oz. bottle makes 5 gallon mix

    STIHL recommends a mix of 50:1 high-quality 89 octane or higher unleaded gasoline to STIHL engine oil. This same mix ratio should be used during break-in.

For Your Safety
  • Sleek Line Glasses Zoom
    Sleek Line Glasses
    A lightweight frame made of nylon offers the ideal combination of durability and comfort. Rubber temple tips and nosepiece offer a pressure-free fit behind the ears and protection from slippage on the nose bridge area. Protective lenses filter 99% of harmful UV rays.
  • Work Gloves Zoom
    Work Gloves
    Double palm layer and finger tips provide long life. Breathable polyester back and knit wrist provide snug fit. One size fits most.
  • STIHL® Pro Mark™  Hearing Protector Zoom
    STIHL® Pro Mark™ Hearing Protector
    Padded stainless steel spring wire headband maintains constant pressure. Easy to adjust. Noise Reduction Rating (NRR): 29. Meets ANSI S3.19-1974 standard.

    Colors available: Camouflage, Orange and Grey

STIHL Dealer Days are Ending Soon!