AK 20 battery: Lithium-Ion 144 Wh battery
36 V, 4.0 Ah Lithium-Ion battery. The AK 20 powers tools within the STIHL AK System. With an energy capacity of 144 Wh, the battery has an integrated LED charge indicator, clearly displaying as and when the battery needs charging.
Ideal for homeowners working in their garden or, the AK 20 is versatile, long-lasting and durable, making it ideal for demanding gardening tasks.
This battery has 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.
AK 20 Battery
- 36 V, 144 Wh battery power, weight 1.2 kg
- Lightweight lithium-ion battery
- Compatible with all power tools in the STIHL cordless AK system
- 4 practical LEDs for indicating charging status and power content
Rated voltage 36 V Max. voltage 40 V Battery cell technology LITHIUM-ION Battery weight 1.2 kg Rated capacity as per IEC 61960 4 A·h Rated cell capacity (as per manufacturer data) 2 A·h Number of LEDs 4 Width 118 mm Length 78 mm
