STIHL RMA 448 V Cordless Lawn Mower (46cm / 18″)

SKU: RMA 448 V

STIHL RMA 448 V Cordless Lawn Mower (46cm / 18″)

SKU: RMA 448 V

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The STIHL RMA 448 V Cordless Lawn Mower is a versatile self-propelled battery mower designed for medium to large domestic lawns. Part of the STIHL AK System, it combines a 46cm cutting width, Vario variable-speed drive and flexible 4-in-1 mowing options, making it an ideal choice for homeowners seeking powerful, quiet and convenient lawn care.

The STIHL RMA 448 V Cordless Lawn Mower is a premium battery-powered mower designed to make lawn maintenance easier, quieter and more efficient. Part of the latest STIHL AK System range, it combines impressive mowing performance with self-propelled convenience, making it ideal for medium to large gardens.

Built around a durable polymer deck, the RMA 448 V is both lightweight and highly robust. The rust-proof, UV-resistant double-layered housing provides excellent durability whilst remaining easy to manoeuvre around the garden.

With a 46cm (18″) cutting width and central cutting height adjustment between 20mm and 100mm, the mower is well suited to everything from regular lawn maintenance through to tackling longer grass. Powered by the STIHL AK System, the RMA 448 V is designed for use with the recommended AK 30 S battery, delivering mowing coverage of up to 340m² on a single charge.

The mower features two battery slots within the powerhead. When one battery becomes depleted, you can quickly swap over to the second battery to continue mowing, reducing downtime and making larger lawns more manageable.

The RMA 448 V offers exceptional flexibility thanks to its 4-in-1 mowing system. Depending on lawn conditions, you can collect clippings in the grass catcher box, use rear discharge, utilise the integrated side-discharge function or switch to mulch mode to return nutrients directly to the lawn.

For maximum comfort, the RMA 448 V is equipped with Vario self-propelled drive, allowing you to adjust the mowing speed to suit your walking pace and conditions. The height-adjustable mono-comfort handlebar also provides unrestricted access to the grass catcher box, making emptying quick and easy.

Combined with quiet battery operation, excellent manoeuvrability and versatile mowing functions, the STIHL RMA 448 V is an outstanding choice for homeowners maintaining larger lawns with minimal effort.

Please note that the RMA 448 V is only available as a tool only, the battery and charger are sold separately.

Domestic Warranty: 2 Years Standard / 5 Years Extended* (subject to registration and servicing requirements)

The mono-comfort handlebar also benefits from: 10-Year Domestic Use Warranty

Table of specifications

Battery system

AK

Drive

2,0 - 4,5 km/h

Recommended battery

AK 30 S

Device weight

27 kg

Cutting width

46 cm

Cutting height

20 - 100 mm

Rated speed of sweeping attachment

3000 r/min

IPX Rating

IPX4

Grass catcher box volume

52 l

Device width without attachments

52 cm

Max. device height

108 cm

Front wheel diameter

190 mm

Rear wheel diameter

215 mm

Measured sound pressure level LpA

79 dB(A)

Sound power level, guaranteed LWA

94 dB(A)

Uncertainty factor, sound pressure level KpA

2 dB(A) 2)

Vibration, guide bar, ahw

1.8 m/s²

Vibration uncertainty K

0.90 m/s² 2)

Technical Notes

1)

The stated area output per battery charge may vary depending on the application and operating mode

2)

Uncertainty according to Directive 2006/42/EC

Working Times

Max. area per battery charge AK 10

130 m² 1)

Max. area per battery charge AK 20

260 m² 1)

Max. area per battery charge AK 30

340 m² 1)

Max. area per battery charge AK 30 S

340 m² 1)

features

Part of the STIHL AK System

The RMA 448 V is powered by interchangeable STIHL AK batteries, allowing you to share batteries with other tools throughout the AK System range.

46cm (18") Cutting Width

The generous cutting width offers an excellent balance of productivity and manoeuvrability, making it ideal for medium to large gardens.

4-in-1 Mowing System

Cut & Collect. Cut & Drop. Side Discharge. Mulching.

Vario Self-Propelled Drive

The Vario wheel drive lets you adjust the mower's speed to match your preferred walking pace and mowing conditions for maximum comfort.

Durable Polymer Deck

Lightweight Rust-proof. UV resistant. Highly durable. Double-layered for added strength.

Central Cutting Height Adjustment

Quickly adjust the cutting height between 20mm and 100mm using the central adjustment system.

Height Adjustable Mono-Comfort Handlebar

The single-sided handlebar design provides: Easy access to the grass collection box. Comfortable working position. Tool-free adjustment. Foldable storage.

52-Litre Grass Collection Box

The large grass catcher features: Fill-level indicator. Ergonomic carrying design. Easy-open construction. Efficient collection performance.

Smooth-Running Wheels

Durable wheels offer excellent traction, manoeuvrability and directional stability for comfortable lawn maintenance.

Constant Power Technology

Unlike many battery-powered products, STIHL Constant Power technology delivers consistent performance regardless of battery charge level.

Flow-Optimised Blade

The specially designed blade reduces air resistance and energy consumption, helping maximise battery runtime while maintaining excellent cutting performance.

Eco Mode

Eco Mode automatically adjusts motor output according to mowing conditions, helping extend runtime and improve battery efficiency.

IPX4 Splash Protection

Certified to IPX4 standards, allowing use in wet and challenging weather conditions.