STIHL FSA 45 Cordless Grass Trimmer


From: £114.95 inc. VAT

  • Cordless with integrated battery, supplied with PolyCut 2-2
  • AI Line range
  • Ideal for trimming and clearing work outdoor at home

Optional accessories…

STIHL FS Care & Clean Kit for Grass Trimmers / Brushcutters / Clearing Saws

  • Cleaning and care kit for grass trimmers, brushcutters, clearing saws
  • Suitable for FS range
  • Delivery iconHome delivery and collect from Depot Available
  • Delivery iconFree Pre-sale expert advice
  • Delivery iconAfter sales maintenance & servicing available

STIHL FSA 45 Cordless Grass Trimmer; is perfect for straightforward trimming and clearing work in outdoor areas at home. STIHL’s easy-to-use cordless grass trimmer with PolyCut 2-2 cutting head and integrated battery with charge level indicator (Battery charging time: 145 min/210 min (80%/100% – Approximate working time up to 20 minutes) Easy to switch between PolyCut blades and mowing lines without changing the mowing head or spacer bracket.

Product Features:

Telescopic shaft & Adjustable loop handle

With 8 adjustable positions along a length of 170 mm, the FSA can be optimised to match the user’s size, ensuring ergonomic working and a less tiring job  and without the need for a separate tool. The loop handle can be adjusted in 6 increments up to an angle of 120 degrees. The loop handle is ideal for working in confined spaces, eg tidying between shrubs and bushes.

Adjustable mowing head -Vertical edge trimming

The mowing head can be tilted in 4 increments up to an angle of 48 degrees. The mowing head can pivot through 90 degrees for precise lawn edge trimming.

Charge level indicator – Charger cable

The remaining working or charging time can be viewed at any time by pressing the button. Four LEDs light up, or flash green or red, to indicate the charging state or problems. The STIHL HSA 45 draws its power from an integrated 18V lithium-ion battery. The battery is easily charged using the charger cable.

Spacer bracket

The FSA 45 has a spacer bracket for precise and efficient trimming around plants and other objects. It can be folded out or down as required.

Storing spare blades

The PolyCut blades can be easily replaced if worn. Up to five spare blades can be conveniently stored on the tool.

Activation key

The tool can only be used with the activation key. If the key is removed, the tool switches off to guard against unintentional activation. The tool can be safely stored and transported.

Compact and ergonomic

The integrated battery cells mean that the tool is optimally balanced. The FSA is easy to handle. Its streamlined design creates plenty of room for manoeuvre.

Quiet technology

The STIHL cordless tools are so quiet you don’t even need to wear ear protection.

Click to view product information for the STIHL FSA 45 Cordless Grass Trimmer

Weight3.594 kg
Dimensions115.2 × 22.2 × 10.8 cm
STIHL Product Code


Cordless technology

AI Line

Sound pressure level


Standard cutting tool

Supplied with PolyCut 2-2

Sound power level


Rated voltage



2.3kg (including battery)

Vibration value, right (with line head)


Vibration value, left (with line head)


Total length


Cutting diameter


Battery life time with PolyCut 2-2

up to 20 min

Battery life time with mowing head

up to 12 min

STIHL FS Care & Clean Kit for Grass Trimmers / Brushcutters / Clearing Saws

Weight0.128 kg
Dimensions18.8 × 6.1 × 4.1 cm
STIHL Product Code


Suitable for

FS range – Grass Trimmers, Brushcutters, Clearing Saws


1 x Multispray, 50 ml, 1 x FS Super lube, 40 g

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