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Stanley Fatmax SFMSTB930 - Battery-powered grass trimmer - 20V 4Ah

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ID: K610250

EAN: 5035048805992

MPN: SFMSTB930M-QW

7,0/10
After-sales assistance & Spare parts
Stanley Fatmax SFMSTB930 - Battery-powered grass trimmer - 20V 4Ah
Free gifts from AgriEuro
Cotton glovesCotton gloves
Protective gogglesProtective goggles
Noise-canceling earmuffsNoise-canceling earmuffs
AgriEuro BandanaAgriEuro Bandana
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6 items in stock
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Estimated delivery: 05/05/2026 - 07/05/2026
€ 253,56
Vat included
Available versions
Technical data
Type
Single grip
Battery type
Li-Ion
Motor type
Battery-powered
Voltage
20 V
Battery Amperes
4 Ah
No. of batteries
1
Shared battery
Multi-tool
Shaft diameter
25 mm
Weight
3.2 Kg
Product Features
Model
SFMSTB930M-QW
Type
Single grip
Operating mode
Battery-powered
Items included
Battery included
Manufacturing country
China
Motor data
Motor brand
Stanley
Motor type
Battery-powered
Battery type
Li-Ion
Power supply
Lithium-ion battery-powered
Voltage
20 V
Battery Amperes
4 Ah
No. of batteries
1
Working autonomy
74 min
Charging time
120 min
Manufacturing country
China
Transmission data
Transmission type
Rigid shaft
Shaft diameter
25 mm
Equipment
Brush cutter attachment
standard equipment
Lithium battery
yes
Shared battery
Multi-tool
Free gifts/extra features
Safety goggles
Yes
Ear muffs
yes
Headscarf
Yes
Battery charger
Yes
Instructions manual
Yes
Dimensions and logistics
Product dimensions in cm (L x W x H)
172x32x25 cm
Net weight
3.2 Kg
Packaging
Original packaging
Original packaging/s dimensions in cm (L x W x H)
93.5x26.7x15.7 cm
Weight including packaging
5 Kg
Assembly time
5 minutes
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Description

BRUSHLESS battery-powered electric grass trimmer STANLEY FATMAX V20

The Stanley SFMSTB930 battery-powered grass trimmer is a tool designed for intensive finishing and maintenance of green areas.

It is part of the 18V STANLEY® FATMAX® V20 range, compatible with over 50 garden and workshop tools. It is battery-powered by a 4.0 Ah lithium-ion battery that guarantees autonomy and consistent performance, with a maximum runtime of 74 minutes at reduced load.

The brushless motor ensures high efficiency, long life and no maintenance.

The structure is compact, well-balanced and lightweight. The ergonomic design includes an adjustable auxiliary handle and a hanging hook compatible with the STANLEY® Track system.

Cutting is performed using a 2 mm nylon line, extendable via a button, with an adjustable cutting width between 28 cm and 33 cm. This configuration allows for effective removal of tall grass, light brush and undergrowth.

The gear transmission system improves the torque delivered, allowing you to tackle denser vegetation with confidence.

The operator can select two speeds  (0–5,500 and 0–7,200 rpm) to adapt the work to the type of vegetation, saving energy in light cutting and increasing power where needed.

The grass trimmer is also equipped with integrated Weather Guard protection against dust and moisture, useful for prolonged use in an outdoor environment.

Distinctive features:

  • Brushless motor: guarantees greater power, durability and less maintenance over time.
  • Adjustable cutting width, 28-33 cm: allows you to quickly cover medium to large areas.
  • Variable speed: allows adaptation to different types of vegetation.
  • Adjustable handle: improves comfort and control while working.
  • Weather Guard protection: resists dust and moisture for long operating life.

Thanks to its advanced features, the Stanley SFMSTB930 battery-powered grass trimmer is an efficient, reliable and versatile solution for trimming and maintaining green spaces.

Electric motor and battery

Brushless motor, which guarantees performance similar to combustion engines.

The Stanley Fatmax 20 V lithium-ion battery can be recharged at any time (like modern smartphone batteries, it has no memory effect) so it is always ready for use. It lasts on average 3 times longer than a normal battery. The battery is equipped with a convenient charge indicator.

Speed: 0-5500/7200 rpm

The advantages of the electric motor:

  • More reliable than a combustion engine, thanks to its electric motor. It has no spark plugs, filters, fuel pumps, carburettors, etc., i.e. components that are prone to problems
  • Much lighter
  • Zero maintenance, for the same reasons as above
  • Lower consumption and drastically reduced operating costs compared to combustion engine models (cutting can be carried out with just a few pence worth of electricity). Furthermore, there is no need to constantly procure fuel (which should always be fresh).
  • Zero vibrations, again thanks to the electric motor. On the other hand, almost all combustion engine systems, which are not equipped with anti-vibration systems on steel springs, have a very high degree of vibration, making work very uncomfortable
  • Zero fumes, zero damage to the environment and, above all, to the health of those who use it
  • Much quieter and therefore more pleasant to use than combustion engines

The Head

The trimmer with 2 mm nylon line offers effective cutting capacity with a maximum width of 33 cm. This tool is ideal for cutting grass and small weeds in gardens and green areas.

A notable feature of this model is the speed regulator, conveniently located at the top near the handle. This function allows the user to adjust the cutting speed according to the specific needs of the terrain or vegetation to be treated. The adaptability of the device ensures precision and control.

Speed 1: 0-5,500 rpm

Speed 2: 0-7,200 rpm

Button for wire extension via button.

Detail of stone guard.

Transmission Pole and Controls

Ergonomic, adjustable and sliding rubberised handle.

The controls are simple and intuitive, thanks also to the automatic switch return system.

Button to adjust the speed.

Handle with single grip.

Lithium-ion battery + battery charger

INCLUDED IN THE PURCHASE, A LITHIUM BATTERY AND ITS BATTERY CHARGER

Battery with quick release: it can be detached and removed from the machine with a simple gesture, just press the quick release button.

Voltage: 20 V
Amperage: 4 Ah

The practical battery can be recharged at any time, without memory effect (it does not tend to run out after many recharges) to always have excellent power.

Autonomy: up to 74 minutes

Charging time: 120 minutes

Comes with a practical battery charger (connects to the mains like a mobile phone charger).

The battery is attached to the battery charger via the quick-release connector, in the same way as it is attached to the brush cutter.

Additional batteries can also be purchased for extended working time.

Advantages of the lithium battery

LONGER LIFE: up to 3 times longer than traditional nickel-cadmium batteries, reducing the need to recharge during long periods of use.
Ideal for medium to large gardens.

FULL CHARGE FOR THE ENTIRE LIFE OF THE BATTERY: the charge of lithium-ion batteries does not fade. Unlike nickel-cadmium batteries, whose power gradually decreases, lithium battery cells maintain constant power throughout the entire cycle. You get virtually the same charge from start to finish, with no reduction in motor speed. The battery operates at full
power until it is completely depleted.

LONG CHARGE LIFE: Lithium batteries boast 3-4 times more recharges than traditional nickel-cadmium batteries, as well as longer storage times with
less charge loss. With battery-powered lithium, you can get up to 2,000 charge cycles!

LOWER WEIGHT: Lithium batteries offer the best power-to-weight ratio. On average, they weigh 1/3 of nickel-cadmium batteries.

ENVIRONMENTALLY FRIENDLY: Lithium-ion battery-powered tools are recyclable and are produced without heavy metals.

NO MEMORY EFFECT: Lithium batteries can be recharged at any time without any negative memory effect, offering maximum power even after hundreds of charging cycles.
A few minutes of charging are enough to provide the power needed to complete the job.

LOW DISCHARGE RATE: Low run down rate (up to 5 times lower than nickel-cadmium battery), so your tool will be ready for use even after months of non-use.

BATTERY CHARGER: Lithium battery chargers reduce energy consumption by an average of 35%.

Free items & Standard equipment

GIFT: SAFETY KIT

SAFETY KIT

Noise-cancelling earmuffs to work with maximum comfort
Hearing protection must be performed correctly in every situation. In this case, the supplied earmuffs are specifically designed to reduce machine noise.

Protective goggles that can be used as an alternative to the visor mask.
Protective mask goggles in polycarbonate with CE certificate, equipped with antifog and anti-scratch panoramic screen. The ventilation is ensured thanks to the holes made on the frame to avoid fogging and to improve comfort of use.

100% cotton Agrieuro bandana

Cotton gloves with rubber ripples for comfort and a secure and stable grip on equipment.

Free items included

The grass trimmer arrives disassembled in its original packaging with instruction manual

Included in the box:

20 V 4 Ah battery

Battery charger

Questions & Answers