Description STIHL AK 20 Battery – Extended Power for Demanding Garden Work The STIHL AK 20 Battery provides a strong balance of power and runtime for a wide range of garden and maintenance tools in the STIHL AK System. With 36 V and 144 Wh of energy, it delivers double the capacity of the AK 10 while maintaining a compact, well-balanced design for comfort and efficiency. Consistent Performance for Longer Tasks The AK 20 offers stable voltage output across the entire discharge cycle, ensuring steady, reliable power for trimming, mowing, and clearing tasks. You can work continuously without sudden performance drops, improving productivity and control. Optimised Weight and Handling Weighing approximately 1.2 kg, the AK 20 keeps tools well-balanced for comfortable, fatigue-free operation. Its LED charge indicator allows quick and easy monitoring of remaining power, helping you plan your work efficiently. Durable and Weather-Resistant Engineered for long-term use in typical garden conditions, the AK 20 is built with robust housing to handle everyday wear and tear. It’s an excellent all-round battery for users who need dependable runtime for medium-sized gardens or longer sessions. Smart Monitoring and Connectivity Compatible with STIHL Connected, the AK 20 allows you to track charge cycles, runtime, and usage data through the STIHL app — making it easier to manage multiple batteries and maintain optimal tool performance. Universal System Compatibility Fully compatible with all STIHL AK System tools and chargers including the AL 101, AL 301, and AL 301 Fast Charger, the AK 20 offers flexible charging and seamless integration across your cordless lineup. Key Features 36 V / 144 Wh battery for extended runtime Consistent output throughout discharge cycle Lightweight (~1.2 kg) for balanced, ergonomic use LED power indicator for instant status checks Compatible with all STIHL AK System tools and chargers STIHL Connected ready for smart monitoring Specification Feature Details Rated Voltage 36 V Battery Cell Technology LITHIUM-ION Battery Weight 1.20 kg Energy Content 144 Wh Rated Capacity (IEC 61960) 4 A·h Rated Cell Capacity (Manufacturer Data) 2 A·h Number of LEDs 4
