STIHL MS 500i Petrol Chainsaw
SKU: MS 500i
STIHL MS 500i Petrol Chainsaw
SKU: MS 500i
Price range: £1,520.65 through £1,546.15
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The STIHL MS 500i is the world’s first chainsaw with electronically controlled fuel injection, delivering exceptional acceleration, outstanding power-to-weight performance and impressive cutting efficiency. Designed for professional forestry and large timber harvesting, it combines a powerful 5.0kW engine with lightweight construction for maximum productivity in demanding conditions.
The STIHL MS 500i Petrol Chainsaw represents a major breakthrough in chainsaw technology as the world’s first production chainsaw equipped with electronically controlled fuel injection. Designed specifically for professional forestry contractors, arborists and timber harvesting specialists, it delivers exceptional cutting performance, rapid acceleration and excellent handling characteristics.
Powered by a high-performance 5.0kW engine, the MS 500i automatically adjusts fuel delivery based on operating conditions, ensuring optimum engine performance at all times. Advanced sensors continuously monitor environmental conditions, allowing the saw to deliver the ideal fuel-air mixture without the need for manual carburettor adjustment.
The result is outstanding throttle response and extremely rapid acceleration, making the MS 500i particularly effective when processing large timber and tackling demanding felling applications.
Despite its impressive power output, the MS 500i features an advanced lightweight design that achieves an exceptional power-to-weight ratio of just 1.24kg per kW, helping reduce fatigue while improving manoeuvrability during demanding forestry work.
The chainsaw benefits from a simple starting procedure and reliable starting performance in all working conditions. The electronically controlled injection system automatically compensates for changing temperatures, altitudes and air conditions, ensuring consistent performance throughout the working day.
Designed with professional users in mind, the MS 500i can be pivoted easily when felling and processing timber. Its redesigned bumper spikes and sprocket cover allow the saw to work closer to trunks, improving precision and control during large timber harvesting.
Combining cutting-edge technology, impressive power and lightweight handling, the STIHL MS 500i is one of the most advanced professional forestry chainsaws available today.
Exterior design of STIHL guide bars are subject to change. Technical specifications remain the same.
Table of specifications
Displacement
79.2 cm³
Power
5 kW
Engine power
6.80 HP
CO2
706 g/kWh
Device weight without refuelling
6.3 kg 1)
System weight without refuelling
7.57 / 7.88 kg 2)
Power-to-weight ratio
1.24 kg/kW
Bar length
50cm / 20" - 63cm / 25" 3)
Saw chain pitch
3/8 "
Device length with bumper spike
468 mm 1)
Sound pressure level
106 dB(A) 4)
Sound power level
117 dB(A) 4)
Vibration level, left
4.2 m/s² 5)
Vibration level, right
4 m/s² 5)
Technical Notes
1)
without guide bar and saw chain without guide bar and saw chain
2)
with guide bar and saw chain with guide bar and saw chain
3)
The actual cutting length is shorter than the specified bar length The actual cutting length is shorter than the specified bar length
4)
K-value according to Directive 2006/42/EC = 2.0 dB(A) K-value according to Directive 2006/42/EC = 2.0 dB(A)
5)
K-value according to RL 2006/42/EG = 2 m/s² K-value according to RL 2006/42/EG = 2 m/s²
FEATURES
Side-Mounted Chain Tensioning
The side-mounted chain tensioner allows fast and safe chain adjustment without working near the sharp chain.
STIHL Injection Technology
The advanced injection system continuously calculates the correct fuel quantity and ignition timing. Sensors monitor: Air pressure Internal temperature External temperature Providing optimum engine performance in varying working conditions.
Sensor-Controlled Fuel Metering
Intelligent sensors constantly monitor engine conditions and automatically adjust fuel delivery to ensure: Smooth running, Reliable performance, Excellent throttle response, Efficient operation.
Simplified Starting System
The fuel injection system eliminates the need for a dedicated starting position.
Tool-Free Fuel Caps
The fuel and oil tanks feature practical tool-free bayonet caps for quick and convenient refuelling.
STIHL Ematic Lubrication System
The STIHL Ematic system ensures chain oil is delivered precisely where required. Benifits include: Reduced oil consumption, Enhanced chain lubrication, Improved cutting performance, Lower operating costs.
Captive Bar Nuts
The sprocket cover nuts remain attached during maintenance, helping prevent loss when changing chains or servicing the saw.
Plunge Guide
The integrated plunge guide assists with accurate plunge cuts by helping maintain the correct cutting direction.
Optimised Bumper Spikes
The redesigned bumper spikes provide a stronger bite into timber when felling and cross-cutting.
Manual Decompression Valve
The decompression valve reduces cylinder pressure during starting, making the chainsaw easier to start and reducing strain on the starting system.
STIHL Anti-Vibration System
Anti-vibration elements reduce vibration transfer to the handles. Increases user comfort, reduced fatigue, improved control, greater productivity during long working days

















