AK System Battery

The AK batteries power tools within the STIHL AK System range. They have an integrated LED charge indicator, clearly displaying as and when the battery needs charging.

Ideal for homeowners working in their garden as they are long-lasting and durable, making it ideal for demanding gardening tasks. 

These batteries have a cold start feature, which protects the cells by warming them up in a controlled way before delivering full power and allows them to work down to -20° Celsius.

AK System batteries feature intelligent battery management system - this clever technology gives a constant level of power whether the battery is 100% charged or 1% charged. 

Compatible with the AL 101, AL 301 and AL 501 charger unit.

• AK10: 36 V, 2.0 Ah Lithium-Ion battery with an energy capacity of 72 Wh
• AK20: 36 V, 4.0 Ah Lithium-Ion battery with an energy capacity of 144 Wh
• AK30: 36 V, 5.0 Ah Lithium-Ion battery with an energy capacity of 180 Wh