The FSA 80 trimmer with bike-handle controls is the most powerful trimmer in the AK System lineup. Built with a brushless motor, it is virtually maintenance free and allows for multiple cutting options including line head and grass cutting blades. The trimmer features a variable-speed trigger that allows users to optimize performance and run times to getting the job done.

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FSA 80 R (Unit Only) Features & Benefits

  • Efficient and Virtually Maintenance-Free Motor - The brushless motor is ideal for noise-sensitive environments with virtually zero maintenance required.
  • Loop Handle - A thumb screw allows the ergonomic loop handle to be easily adjusted to the desired position without tools.
  • Rubberized Soft-Touch Handle - Soft rubber texture is both easy to grip and makes the product comfortable to hold for extended periods.
  • Adjustable Front Handle - The front handle is easily adjustable (360-degree rotation) for comfort.
  • Hanging Loop - Hang your cordless trimmer securely on a wall to save space using the loop in the handle housing.
  • Lightweight Portability - This product is lightweight for easy portability, great maneuverability, and extended use.
  • Retaining Latch - All STIHL battery-powered products feature a retaining latch that is designed to prevent the unit from unintentional starts when the battery is inserted.
  • High-Tech Polymer Housing - Housings are lightweight, withstand greater impact, and are corrosion-resistant.
  • Throttle Trigger Interlock - This safety feature must be depressed before the trigger can be activated.
  • Reduced-Emission Engine Technology—Caring for Nature - The STIHL Inc. “Caring for Nature” seal identifies its powered products that are more environmentally conscious, producing zero or low exhaust emissions. STIHL Inc. defines “low exhaust emissions” as being cleaner than EPA and/or CARB exhaust emission standards.
  • Made in America - A majority of STIHL products sold in America are made in America of U.S. and global materials.

FSA 80 R (Unit Only) Specs & Compare

Rated voltage36 V
Max. voltage40 V
Power consumption1.03 kW
Power0.80 kW 1)
Cordless power systemAK
Recommended batteryAK 30 S
Device weight without battery9 lb 2)
Cutting circle diameter380 mm
IP RatingN/A
Min. battery working time AK 10 with line mowing head8 min 3)
Max. battery working time AK 10 with line mowing head12 min 3)
Min. battery working time AK 10 with plastic blade mowing head16 min 3)
Max. battery working time AK 10 with plastic blade mowing head24 min 3)
Min. battery working time AK 10 with metal blade10 min 3)
Max. battery working time AK 10 with metal blade20 min 3)
Min. battery working time AK 20 with line mowing head15 min 3)
Max. battery working time AK 20 with line mowing head25 min 3)
Min. battery working time AK 30 with line mowing head20 min 3)
Max. battery working time AK 30 with line mowing head30 min 3)
Min. battery working time AK 30 with plastic blade mowing head40 min 3)
Max. battery working time AK 30 with plastic blade mowing head60 min 3)
Min. battery working time AK 30 with metal blade40 min 3)
Max. battery working time AK 30 with metal blade60 min 3)
Min. battery working time AK 30 S with line mowing head20 min 3)
Max. battery working time AK 30 S with line mowing head30 min 3)
Min. battery working time AK 30 S with plastic blade mowing head40 min 3)
Max. battery working time AK 30 S with plastic blade mowing head60 min 3)
Min. battery working time AK 30 S with metal blade40 min 3)
Max. battery working time AK 30 S with metal blade60 min 3)
Max. area per battery charge AK 10100 m² 4)
Max. area per battery charge AK 20250 m² 4)
Max. area per battery charge AK 30300 m² 4)
Max. area per battery charge AK 30 S300 m² 4)
Max. lawn edge per battery charge AK 10500 m 4)
Max. lawn edge per battery charge AK 201250 m 4)
Max. lawn edge per battery charge AK 301500 m 4)
Max. lawn edge per battery charge AK 30 S1500 m 4)
Device length without cutting tool178 cm

1)Mechanical power as comparative value to petrol appliance2)without cutting tool and protection3)The indicated working times per battery charge are indicative and may vary depending on the application and operating mode4)The stated area output per battery charge may vary depending on the application and operating mode