Trimmer STIHL FS 50
Trimmer STIHL FS 50

The trimmer STIHL FS 50 is a light and ergonomic edger of the new generation of STIHL edgers. The FS 50 is certainly a wonderful assistant for true professionals and pure gardening enthusiasts who passionately want to have an excellent and reliable tool at their fingertips. This tool allows you to neatly trim, know and clear verdant grasses around trees, along fences, edges of stairs and areas where the lawn mower cannot be used properly.

The STIHL FS 50c trimmer is equipped with an automatic return stop button, an ergonomic feature that allows the switch to automatically reset the button position on the go.

STIHL petrol weed eater

A STIHL petrol trimmer is a STIHL trimmer with a petrol engine. If lawn mowers are designed for mowing and mowing work on spaces and flat surfaces, a STIHL edger or a STIHL electric or petrol brushcutter is a great help for mowing, mowing, cutting, and clearing on any of what surface. Depending on the model, engine type and cutting tool, you can mow weeds, cut bushes and lawn edges after the lawn mower has passed, and clear under obstacles or on sloping ground.

A STIHL petrol weed eater mainly works on its own. He does not back down from obstacles and bushes.

Coupe bordure STIHL FS 50
Coupe Bordure STIHL Thermique STIHL FS 45
Coupe bordure STIHL FS 38

Trimmer STIHL FS 50 CE

The STIHL FS 50 CE edge trimmer (equipped with the STIHL ERGOSTART simplified starting system) is ideal for amateur and professional gardeners who enjoy working in summer in easy working conditions and above all who enjoy working exclusively with gardening tools of remarkable quality.

The STIHL FS 50 CE thermal edger (gasoline engine) is a lightweight tool that can be used by people who do not have a great physical ability to use gardening tools that require the user to be fit enough to accomplish with ease and without providing too much effort during mowing and cutting work.

  • NB: the STIHL FS 50 or STIHL FS 50c petrol edge trimmer is a perfect tool for people of retirement age who like to do gardening.
  • Automatic stop/return button: the automatic stop and return button is a piece of equipment located on the STIHL FS 50 and FS 50 CE edge trimmer handle which makes it easier to restart the engine since the switch is always in the on position even after stopping the machine.
  • Fuel tank cap:  the fuel tank cap of the trimmer STIHL FS 50 has an ergonomic shape that allows the tank to be opened and closed without specific tools, the tank is made of transparent material to be able to gauge the fuel level.
  • Round handle:  The STIHL FS 50 / FS 50 CE thermal edger circular handle is a comfortable tool for working in tight and steep spaces. For example, when mowing between bushes and rough surfaces.
  • Multi-function handle:  all the controls of the edger’s heat engine are accessible in one place and with one hand for more ergonomic, practical and easy use.
  • ERGOSTART easy starting system:  starting the engine of this thermal edger (STIHL CE model only) is made easy to use thanks to its ERGOSTART starting system consisting of an additional helical spring located between the crankshaft and the coil which serves in winding up the starter rope.
  • Manual fuel pump: the STIHL FS 50c thermal trimmer is equipped with the manual fuel pump (fuel pump) which makes it easier to start the machine’s engine. This primer pump pumps fuel directly into the carburettor with familiar finger pressure. Thus, the starting of an engine stopped for an unusual time is done without a hitch.
Coupe bordure STIHL FS 50

Trimmer STIHL FS 50 CE: Technical characteristics and functions

  • Power: 0.8 kW / 1.1 HP
  • CO2: 853g/kWh
  • Displacement : 27.2cc
  • Weight: 4.4 kg (without fuel, without cutting tool or protection)
  • Lpeg sound pressure level: 93 dB(A)
  • Sound power level Lweq: 108 dB(A)
  • Front/rear vibration level: 6/5.7 m/s2
  • Power: 0.8 kW / 1.1 HP
  • CO2: 853g/kWh
  • Displacement : 27.2 cc
  • Weight: 4.5 kg (without fuel, without cutting tool or protection)
  • Sound pressure level Lpeg: 93 dB (A)
  • Sound power level Lweq: 108 dB (A)
  • Front/rear vibration level: 6/5.7 m/s2
  • STIHL 2-MIX engine: The STIHL 2-MIX stratified charge two-stroke engine delivers quick acceleration while reducing fuel consumption by up to 20% and exhaust emissions. On the trimmer STIHL FS 50 CE thermal edger model, the number of cycles required to start the machine has been considerably reduced thanks to its ERGOSTART system. If the force of the spring between the crankshaft and the starter cable reel is greater than the compression pressure, the crankshaft spins and the engine simply start.
  • Circular handle: Due to the completely different round handle from the double gooseneck handle, the STIHL FS 50 CE petrol edger is ergonomically manoeuvrable in tight spaces and on sloping surfaces.

FS 45 STIHL Thermal Edger

The STIHL petrol weed eater FS 45 is a device designed for mowing small lawns, trimming grass around obstacles (trees, poles, stones, flower pots and buildings). It is also effective for cleaning paths and stairs in the garden. The FS 45 is an excellent gardening tool for maintaining a lawn near the house, but which can also be used for mowing wild grasses in yards outside the city as well as in the countryside. The STIHL FS 45 edger lies perfectly in the hand and is quite light, allowing you to work for quite a long time without feeling too much arm fatigue.

  • Unlike the FS 38 model, the FS 45 STIHL thermal edge trimmer has a simplified starting system (ErgoStart technology).
  • The STIHL FS 45 petrol edger may be needed for finishing lawn edges after a lawnmower has cut your lawn.
  • The ErgoStart system facilitates faster starting of the brushcutter engine. The objective of this system is to reduce the number of jerks and the launch speed.
Coupe Bordure STIHL Thermique STIHL FS 45

STIHL petrol weed eater FS 45: Technical characteristics and functions

  • Power: 0.75 KW / 1 HP
  • Displacement: 27.2 cc
  • Weight: the FS 45 petrol lawn edger weighs only 4.2 kg (without cutting tool and guard)
  • Sound pressure level Lpeq: 94 dB (A)
  • Front/rear vibration level: 8.0/6.0 m/s2
  • Sound power level Lweq: 104 dB (A)
  • Round handle: the FS 45 STIHL round handle thermal edger is easy to install without additional tools and is particularly suitable for work in difficult to reach places such as mowing between bushes.
  • Multifunction handle: the multifunction handle is a handle where all the buttons are together and accessible with one hand. In this way, the second hand will remain continuously in action.
  • Manual fuel pump: The manual priming pump allows fuel to be pumped manually into the carburettor. Thus, starting is simplified, and it is therefore easy to start the engine of the brushcutter even after a long period of inactivity.
  • Electric ignition system: Thanks to the electric ignition system, the FS 45 STIHL petrol trimmer engine can run smoothly, because the tightness of the fuel combustion increases the spark burn time.

FS 38 STIHL petrol weed eater

The STIHL FS 38 edger is one of the lightest and most compact STIHL petrol edgers that a hobby or professional gardener should have in their gardening toolset. Equipped with an adjustable circular handle for more ease, the FS 38 is designed specifically for lawn maintenance, mowing grass on small areas, cleaning the edges of paths, around trees, near stairs, shrubs, obstacles and in dangerous access places such as sloping green spaces and restricted areas. All FS 38 STIHL grass trimmer central control functions are assembled on a multifunctional handle.

  • The STIHL FS 38 edger is a simple and ergonomic home gardening tool with a curved shaft and circular handle that can be adjusted to the user’s height.
  • The FS 38 edge trimmer is characterized by its excellent 380 mm diameter cut, its safety trigger to prevent unwanted start-up, its cutting head which is easy to fill with cutting line and its round handle for confined spaces.
Coupe bordure STIHL FS 38

FS 38 STIHL: Technical characteristics and functions

  • Power: 0.65 KW / 0.9 HP
  • CO2: 857g/kWh
  • Displacement: 27.2 cc
  • Weight: 4.2 kg (without cutting tool or protection)
  • Sound pressure level Lpeq: 94 dB (A)
  • Front/rear vibration level:  8.0/8.0 m/s2
  • Sound power level Lweq: 108 dB (A)
  • Round handle: The FS 38 STIHL round edger handle is suitable for most gardening and mowing jobs. It is particularly balanced for finishing and cleaning work in confined spaces. Thanks to the circular handle, the edger is practical and easy to handle.
  • Multifunction handle (R): all engine controls are assembled on a single handle. Thus, the engine control management becomes safer easy and ergonomic.
  • Electric Ignition System: The fully assembled ignition system ensures trouble-free engine starting and running. High ignition voltage provides low sparks and long spark burn time, which improves fuel combustion and reduces exhaust emissions.
  • Manual Fuel Pump: Using the STIHL FS 38 Trimmer Manual Primer Pump, fuel can be manually pumped into the carburettor by repeatedly pressing the fuel pump. As a result, starting is faster and the number of start cycles can be reduced to around 40%.

Advantages and disadvantages of the STIHL petrol weed eater

The advantages and disadvantages of STIHL petrol trimmers are identical to those of  STIHL petrol brush cutters.


  • The engine of a thermal edger also provides enough mechanical power output (speed at which the thermal engine, also called petrol engine, does the work when it receives energy from the fuel).
  • Petrol trimmers are excellent for cutting, mowing and clearing large grassy areas, unlike  STIHL electric trimmers which are practical for maintenance work in green areas around the house.


  • Mechanical start
  • They are a bit large and noisy.
  • They produce exhaust gases.
  • They require a lot of maintenance.
  • They produce a lot of vibrations.
More information on :

Official STIHL BRITISH website

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Official STIHL USA website

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