STIHL AK20 Battery & AL101 Charger Starter Set

Product Details & Features

The STIHL AK20 Battery & AL101 Charger Starter Set is a complete cordless power solution designed to give you everything you need to start using cordless outdoor tools from the STIHL AK System right out of the box. It pairs a high-capacity 36 V lithium-ion battery with a reliable standard charger — ideal for homeowners, gardeners and professionals who want dependable cordless performance, extended runtime and efficient charging for their garden maintenance tasks.

Built to STIHL’s exacting quality standards, this starter set delivers consistent power, intelligent battery management and cold-start capability — helping you tackle hedge trimming, grass cutting, leaf clearing and other outdoor jobs with reduced noise, zero emissions and less vibration compared to petrol-powered alternatives.

Key Features

• Complete Cordless Starter Kit – Includes a 36 V AK20 lithium-ion battery and the AL 101 230 V battery charger — everything you need to power compatible AK System tools.

• 36 V, 4.0 Ah Battery (AK 20) – Offers a capacity of 144 Wh for longer runtime across demanding gardening tasks and everyday outdoor maintenance.

• Integrated LED Charge Indicator – Battery LEDs clearly show the remaining charge level at a glance.

• Cold Start Technology – Pre-warms battery cells before full power delivery, enabling reliable operation down to approximately –20 °C.

• Intelligent Battery Management – Keeps power output consistent from full charge to near empty, giving stable performance throughout the battery cycle.

• AL 101 Standard Charger – 230 V charger with LED charging status indicator, passive battery cooling and a Velcro cable strap for neat storage; wall-mountable for workshop or garage convenience.

• Charger Compatibility – Works with both AK System batteries and, thanks to the AL 101’s flexibility, many AP System batteries as well, simplifying charging setups across a broader range of tools.

Technical Specifications

• Battery Voltage: 36 V

• Battery Capacity: 4.0 Ah / 144 Wh

• Battery Charge Indicator: LED display

• Cold Start Technology: Yes — for reliable use in cold temperatures down to –20 °C

• Charger Input: 230 V AC

• Charger Features: LED status indicator, passive cooling, cable management strap, wall-mount capability

• Starter Set Part Number: 45200075910 (Official STIHL reference)

Suitable Tools / Compatibility

This AK20 battery and AL101 charger set is designed for use with all tools that accept STIHL’s AK System 36V battery packs, including:

• Hedge trimmers

• Grass trimmers and brush cutters

• Leaf blowers

• Lawn edgers and maintenance tools

• Other AK System cordless garden equipment

(Always consult your tool’s user manual to confirm compatibility with the AK20 battery.)

Typical Compatible Applications

The AK20 starter set is ideal for a broad range of garden maintenance and outdoor tasks such as:

• Trimming hedges, edges and shrubbery

• Cutting grass and clearing borders

• Blowing leaves and debris from patios and lawns

• Routine yard clean-up and maintenance

Its balance of power and runtime makes it suitable for regular homeowners and garden enthusiasts as well as professional landscapers who require consistent battery performance across multiple jobs. 

Battery Charging Information: 

The STIHL AK20 battery is compatible with a range of STIHL charging ports:

• AL101 Charger - 135 minutes to 80% charge and 180 minutes to 100% charge
• AL301 Charger - 30 minutes to 80% charge and 50 minutes to 100% charge
• AL301-4 Multi Charger 30 minutes to 80% charge and 50 minutes to 100% charge
• AL501 Charger - 30 minutes to 80% charge and 50 minutes to 100% charge

Fitment Tip

Before purchasing, double-check that the cordless tools you plan to run are part of the STIHL AK System and that they support a 36 V battery. Proper compatibility ensures you get the most from this starter set’s capacity and charging features.

Why Choose the AK20 Starter Set

The STIHL AK20 Battery & AL101 Charger Starter Set is an excellent entry point into STIHL’s powerful cordless ecosystem. Combining a robust 36 V battery with intelligent management and a reliable charger, it provides the balance of longer runtime, consistent tool performance and convenient charging — making it a solid choice for garden upkeep, routine maintenance and everyday outdoor tasks with reduced noise and emissions compared to petrol alternatives.

Charge Indicator

At the push of a button, the charge indicator will display the remaining battery life.