Buy online with STIHL today
Batteries

AK 20

AK 20
$169.99*
Sales Tax Not Included
Select item

  • Please contact your local Stihl dealer.

    Purchase this product in-store at our specialist retailer. There you will receive further information on availability.

  • Product Details
    • Lightweight lithium-ion battery
    • Compatible with all battery tools in the STIHL AK System
  • Owner manuals

    Find here the owner manual

Technical details

Rated voltage36 V
Max. voltage40 V
Cordless power systemAK
Battery weight1.2 kg
Rated capacity as per IEC 619604 Ah

Features

CONSTANT POWER, REGARDLESS OF BATTERY CHARGE STATUS. With other brands of battery tools, the performance usually decreases during work as the battery discharges. This is not the case with STIHL cordless power tools with CONSTANT POWER. Thanks to the intelligent electronics, your STIHL power tool works with consistently high power.
CONSTANT POWER
VERY LONG BATTERY LIFE. STIHL batteries are extremely durable and resistant. They are designed for particularly high demands, as can typically occur in very intensive applications with high power requirements. The is based not only the exceptionally robust design, but also the special, particularly long-lasting battery cell technology. Thanks to their intelligent electronics, these STIHL batteries can also be charged more often and faster than average.
LONG LIFE

AK 20 battery: Lightweight lithium-ion battery for robust residential use

The STIHL battery AK system combines versatility and quality for all kinds of yard work. You can also select the right AK lithium-ion battery for your STIHL power tool that is best suited to your job. Thanks to the LED charge level indicator, you always have an overview of when and how long the battery is ready for use.

The lightweight lithium-ion batteries with a nominal voltage of 36 V are not only particularly versatile, but also long-lasting and extremely durable. This makes even demanding yarding tasks straightforward. You can recharge STIHL AK batteries with the STIHL AL 101 standard charger or a STIHL AL quick battery charger.

Regular maintenance, correct charging of the lithium-ion battery and the appropriate environment for storing the battery all help to ensure a long service life.

In our overview of the STIHL battery life and charging times, you can see how long you can work with your STIHL battery power tool and how long the respective AK battery takes to charge. The overview also shows which AK battery is recommended for your STIHL power tool.

Service & tips