FS 491 C-EM CLEARING SAW
Summary:
The FS 491 C-EM is a direct replacement of the FS 490 C-EM and features a number of improvements. At a glance, 491 models feature a white STIHL logo on the powerhead.
Applications:
Clearing tough grass and brush, cutting small trees, shredding bushes. Professional use.
Key Features:
- Faster cutting speed – New wider cutting diameter increases mowing performance and productivity.
- Improved guard – Handles well, better visibility of the cutting attachment and is optimised for storage lay on the ground.
- Optimised gearbox – Modified gear ratio better suited to a larger cutting diameter. Improved main bearing with additional labyrinth seal for extra protection. Better lubrication circulation, better-protected sealing system.
- Reduced number of mounting parts – 4147 and 4148 clearing saw models share the same gearhead mounting parts, reducing the number of parts needed to keep in
stock. - M-Tronic 3.0 – Hard wearing and consistent performance.
- Reduced sound power level – Quieter noise for bystanders compared to FS 460 C-EM.
- New Ergonomic handle tube – Comfortable operation.
Technical data | Value |
---|---|
CO² g/kWh | 860 |
Performance kW | 2.4 |
Performance PS | 3.3 |
Capacity cm3 | 51.6 |
Weight kg 1) | 9.3 |
Sound pressure level with mowing head dB(A) 2) | 102 |
Sound pressure level with metal tool dB(A) 2) | 102 |
Sound power level dB(A) 2) | 115 |
Vibration value, left with mowing head m/s2 3) | 3.7 |
Vibration value, left with metal tool m/s2 3) | 2.8 |
Vibration value, right with metal tool m/s2 3) | 2.8 |
Vibration value, right with mowing head m/s2 3) | 3.7 |
Total length cm 4) | 180 |
Tank volume l | 0.99 |
Displacement cm³ | 51.6 |
Power output kW/bhp | 2.4/3.3 |
Weight kg 5) | 9.1 |
Standard cutting tool | Brush knife 300-3 |
1) Without fuel, cutting tool and without protection
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) Without cutting tool
5) without cutting tool and deflector
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