BR 450
Powerful backpack blower with plenty of force to get the job done quickly.
Simplify your workday with this easy-to-use and affordable professional backpack blower. Equipped with a powerful 2-stroke engine, the STIHL BR 450 has all the power you need in a convenient package. Use it for a range of applications, from managing large properties and tree-heavy lots to seasonal leaf cleanup. The low-emission engine boasts high-quality power, with a blowing force approaching that of our BR 600 model. Designed with the operator in mind, the unit features an easily adjustable tube that can adapt to different operator heights and application needs. And the control handle can also be adjusted for ideal comfort without tools. Additional features include a semi-automatic choke for a simplified starting procedure as well as improved ergonomic design elements for increased user comfort. Whether maintaining residential or commercial property, the BR 450 is up to your landscaping demands.
| BR 450 Specifications - Professional Use | |
| POWER SOURCE | Gas |
| WEIGHT | 23.4 lbs. |
| BLOWING FORCE | 28 Newtons |
| SOUND PRESSURE RATING | 77 dB(A) |
| MAX. AIR VELOCITY | 219 mph |
| AIR VOLUME AT NOZZLE | 642 cfm |
| ENGINE POWER | 3.9 bhp |
| FUEL CAPACITY | 57.5 oz. |
| DISPLACEMENT | 63.3 cc |
| Note: Newton is the force needed to accelerate 1 kg of mass at the rate of 1 m/sec². Tested in accordance with ANSI B 175.2 standard. | |
Important Information
Note: STIHL engine products with the Caring for Nature logo are cleaner than EPA Standards for exhaust emissions.
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.
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.
Model Features
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Purge Pump Primer
The purge pump primer feature enables the user to prime the carburetor with fuel, enabling easier starting. The purge pump primer is designed in a way that the operator cannot flood the machine by priming the carburetor too many times. Flooding the engine is still possible if the choke is not removed after the engine fires. -
Made in America
A majority of STIHL products sold in America are made in America of U.S. and global materials. -
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.
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SPECIAL OFFER
HP Ultra 2-Cycle Engine Oil
No matter how you slice it (or trim it or shred it), there’s no better protection for your high performance 2-stroke engine than STIHL HP Ultra Oil. This 2-cycle engine oil has outstanding engine cleaning characteristics, plus “ultra” lubricating qualities that are superior to other 2-cycle engine oils. This fully synthetic oil is also highly biodegradable, degrading by 80% in 21 days. We’re so confident this oil will protect your engine, we’ll double your STIHL limited warranty* when you use it. It’s that good.
*Double your warranty when you purchase either STIHL HP Ultra Oil (six pack) or STIHL MotoMix® Patented Premixed Fuel (one gallon minimum) with your STIHL product purchase. Double limited warranty protection applies to select STIHL gasoline-powered products purchased for personal non-income producing, household purposes only. Other restrictions apply. See dealer for details or refer to STIHL’s Limited Warranty Policy.
Unopened container shelf life: 4 years from the date of filling, in originally sealed containers.
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SPECIAL OFFER
STIHL MotoMix®
STIHL MotoMix® is our patented premixed fuel, specially blended for ultimate performance. Like a sports drink for your engine, this 50:1 mixture is a combination of premium non-ethanol, high-octane motor fuel and our highest-quality STIHL HP Ultra Oil. Clean and convenient, MotoMix® eliminates the hassle of mixing your own 2-stroke engine fuel while providing superior performance and lubrication. Plus, we stand behind this formulation by doubling the limited warranty when you include MotoMix® with your power tool purchase. STIHL MotoMix® contains no ethanol, allowing it to maintain stability for up to two years after the seal is broken - so it stays fresh in your equipment during long storage periods. It’s no surprise that MotoMix® is the official fuel of the STIHL TIMBERSPORTS® Series.
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SPECIAL OFFER
Chest Strap
Here’s an accessory that will make the job just that much more comfortable. The STIHL Chest Strap allows the user to experience a great fit.
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SPECIAL OFFER
Blower / Sprayer Service Kit
Designed to help users extend the life and performance of their STIHL blowers, all kits include an air filter, fuel filter and spark plug. The kit designed for the BR 500, BR 550, BR 600, BR 700, and BR 700 X also includes a second fuel filter.
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For Your Safety
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SPECIAL OFFER
Black Widow Glasses
STIHL Black Widow Glasses offer an ideal combination of protection and style. These protective glasses have a lightweight, wrap-around design that blocks out 99% of harmful UV rays. Their soft-touch temple inserts provide additional comfort and are designed to help reduce slippage. The lenses are made from optical-grade polycarbonate and are available in multiple shade color options.
Meets ANSI Z87+ Standard
Available lens colors: Indoor/Outdoor Mirror, Smoke Mirror
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SPECIAL OFFER
STIHL TIMBERSPORTS® Series Gloves
When professional competitors take on other leaders in the field, they use STIHL TIMBERSPORTS® Series Gloves. Made from premium goat-skin leather, these gloves provide exceptional comfort. Their sport-styled design enhances work control while an adjustable wrist closure provides a secure fit.
Materials: Premium goat skin leather palms and fingers, stitched fabric backing and elastic cuff
Available sizes: M, L, XL
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SPECIAL OFFER
STIHL Pro Mark™ Hearing Protectors
Heavy machinery doesn’t have anything interesting to say – block out that noise with our most noise-reducing hearing protection. These top-quality Hearing Protectors feature padded stainless steel spring-wire headbands maintain constant pressure. So no sliding around and letting in unwanted sound waves. They’re also easy to adjust. Set a comfortable fit and get to work in peace.
Meets ANSI S3.19-1974 standard. Noise Reduction Rating (NRR) of 29 dB(A).
Available color: Orange
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SPECIAL OFFER
Ultra Flex Glasses
Designed to protect. Designed to fit. Ultra Flex Glasses from STIHL provide comfort with a form-fitting frame. Whether you’re a homeowner or professional landscaper, these mirrored sunglasses feel like they were made just for you. The lenses are made from optical-grade polycarbonate and block out 99% of harmful UV rays. The glasses are also hypoallergenic and feature a vented rubber nosepiece to reduce slippage. Meets ANSI Z87+ Standard
Available lens colors (brown frame): Brown
Available lens colors (black frame): Smoke, Blue Mirror
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