SR 450
Backpack mistblower with 2-MIX engine
General
Similar to the SR 430 version. Also fitted with a quick 2-in-1 conversion mechanism for dusting and spraying granules. Easy and precise dust metering.
Versions
Price-
SR 450€1,242.00*
* Manufacturer's recommended retail price updated as of 2021. The manufacturer's recommended retail prices are subject to change without notice.
The version(s) available in each country may differ from the above range and specifications; specific details may be subject to change without notice. Please ask your local STIHL Approved Dealer for further information.
Technical data

Technical data
Technical data | Value |
---|---|
Displacement cm³ | 63,3 |
Displacement cu-in | 3,86 |
Weight kg 1) | 12,8 |
Weight Pounds 1) | 28,2 |
Sound pressure level dB(A) 2) | 101 |
Sound power level dB(A) 2) | 110 |
Sound power level dB(A) 2) | 109 |
Vibration value, right m/s2 3) | 1,9 |
Container capacity l | 14 |
Max. air throughput m³/h 4) | 1.300 |
Max. horizontal range m | 14,5 |
Maximum air flow cf/min 5) | 765 |
Speed at maximum power Um | 9.000 |
Performance kW | 2,9 |
Performance PS | 3,9 |
Tank volume l | 1,70 |
Fuel tank capacity oz | 57,5 |
Air throughput with Round Nozzle m3/h 6) | 920 |
Air throughput with Round Nozzle cf/min 6) | 542 |
1) Weight excluding fuel, fully assembled
2) K-factor according to DIR 2006/42/EC = 2.5 dB (A)
3) K-factor according to DIR 2006/42/EC = 2m / s ²
4) Excluding blower attachment
5) Without blowing tube
6) With Round Nozzle
The version(s) available in each country may differ from the above range and specifications; specific details may be subject to change without notice. Please ask your local STIHL Approved Dealer for further information.
Features

Standard features
The version(s) available in each country may differ from the above range and specifications; specific details may be subject to change without notice. Please ask your local STIHL Approved Dealer for further information.
Accessories

Accessories
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HP Ultra two-stroke engine oil
Fully synthetic oil with exceptional lubrication properties. Burns with extremely low residue due to ash-free additive. Suitable for continuous use under the most demanding engine conditions. Performance class: JASO-FB, ISO-L-EGB. Fuel/oil ratio 50:1.
Versions
Price- HP Ultra two-stroke oil, 100 ml €4.00*
* Manufacturer's recommended retail price updated as of 2021. The manufacturer's recommended retail prices are subject to change without notice.
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The version(s) available in each country may differ from the above range and specifications; specific details may be subject to change without notice. Please ask your local STIHL Approved Dealer for further information.