STIHL FSA 45 Cordless Grass Trimmer

SKU: S1-FSA45

A compact cordless grass trimmer fitted with PolyCut 2-2 plastic blades, ideal for maintaining lawns edges. It is powered by an integrated Lithium-ion battery and comes complete with a charger.

RRP: £119

Our Price: £109.00 (inc VAT)

Out of stock, unavailable to order

(14 customer reviews)

Out of stock, unavailable to order

About the STIHL FSA 45 Cordless Grass Trimmer

A compact, cordless grass trimmer for maintaining lawn edges, small areas of grass, and trimming around obstacles

The FSA 45 is lightweight and easy to use strimmer for perfecting your lawn; it comes equipped with PolyCut blades that have a working width of 25 cm – with space for up to 5 spares to be conveniently stored on the tool – but they can be easily switched to 1.4/1.6 mm cut-to-length mowing line as the job demands, although this is sold separately.

A versatile machine for light garden work

As well as being capable of cutting grass edges a lawnmower cannot reach, the mowing head can also be turned on its side for vertical edge trimming such as along pathways and flower beds. A spacer bracket can be folded down as necessary to protect obstacles (flowers, fences etc.) from damage. The loop handle lends itself to working in tighter, more confined spaces, helping you to direct the strimmer exactly where it is needed.

Designed to be comfortable to use no matter the user

An incredibly light weight of just 2.3 kg, and exceptionally low noise and vibrations are all advantages of this battery-powered machine, creating a more pleasant user experience. The length of the shaft and the handle can be adjusted to suit the current operator, limiting fatigue

Fitted with an important safety feature to prevent the unintentional turning on

An activation key (included) is required to be inserted into the unit for use, and should be removed for storage; this is an important safety feature, to prevent to unintentional turning on of the strimmer. Also when not in use, the built-in eyelet makes it easy to store the strimmer on the wall for a safe, space-saving storage solution.

Powered by the latest battery technology

The FSA 45 utilises an integrated 18 V Lithium-ion battery which features a charge level indicator visible at the push of a button, and provides up to 20 minutes of lawn edging time; the built-in battery plugs in to charge, just like you would charge a phone, with a 0-100% charge time of 210 minutes.

Check out the FSA 45 in action!

Top tips

1) When you have finished using the grass trimmer, remove the activation key and clean the machine using a damp cloth or a soft brush

2) Store the grass trimmer in a clean and dry area, ideally within a temperature range of 0-50ºC and with around 40-60% battery charge (2 green LED lights)

3) Place the PolyCut blades in a bucket of water 12-24 hours before use, to help make them more flexible so they are less likely to break


A 2 year warranty with STIHL is included, we will register the machine. T&Cs apply.

STIHL FSA 45 Cordless Grass Trimmer Technical Information

  • Power source: battery
  • Rated voltage: 18 V
  • Cordless technology: AI Line
  • Cutting diameter: 250 mm
  • Standard cutting tool: PolyCut 2-2
  • Battery life time with PolyCut 2-2: up to 20 minutes
  • Battery life time with mowing head: up to 12 minutes
  • Sound pressure level: 80 dB(A)
  • Sound power level: 94 dB(A)
  • Vibration value left/right with line head: 1.7/4.9 m/s2
  • Total length: 110 cm
  • Weight: 2.3 kg

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STIHL FSA 45 Cordless Grass Trimmer Reviews

14 reviews for STIHL FSA 45 Cordless Grass Trimmer

  1. VD

    🌟🌟🌟🌟🌟Excellent!

  2. VD

    🌟🌟🌟🌟🌟

  3. Ian Morgan

    The strimmer is adequate for the job but the blades do not last very long. Probably would not have bought if I had known.

  4. Gary Smith

    Efficient and effective

  5. Jon T

    Excellent product does the job well and easy to use.

  6. Nicola Pestana

    Product bought as a gift for my husband. He loves it. Quick reliable service. Thank you

  7. David Hughes

    It performs well and is of a good quality. I
    However I find the plastic blades not good for trimming up to hard edges. I wish I’d bought the bigger version with easy changeable nylon line spools as well as having the plastic blades.

  8. Andy Moore

    Great service from this company.

  9. Anon.

    A perfect small strimmer, battery use lasts about 25 minutes, just long enough

  10. Albert Aylward

    Great service great product

  11. Fred Bingham , N. Ireland

    Re ally pleased with this cordless strimmer which does just what i wanted it for the fixed blades are great and the battery lasts longer than I expected delivery was fast and efficient altogether very pleased

  12. Louise

    Bought as a gift but too early in the season to review performance

  13. Alex

    Excellent product

  14. Mr. Fleet

    Good light strimmer, use time about 15 minutes so use wisely!

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