The STIHL® AP 500 S lithium‑ion battery is the most powerful battery in the STIHL® AP System, engineered for professional users who demand maximum output, long runtime, and durability. Built with STIHL®’s exclusive power laminate cell technology, this high‑capacity battery delivers consistent performance throughout the entire discharge cycle while reducing user fatigue through an optimized power‑to‑weight ratio. It is ideal for high‑draw tools and extended daily use in commercial landscaping and property maintenance.

Key Features

• 36V lithium‑ion battery designed for the STIHL® AP Battery System
• 9.4 Ah capacity with approximately 337 Wh energy content
• Up to 40% more power output and 20% more capacity than the AP 300 S
• Power laminate cell technology rated for up to 2,500 charge cycles
• STIHL® Smart Power management maintains consistent performance under load
• Best power‑to‑weight ratio in the AP System to reduce operator fatigue
• Integrated LED charge indicator displays battery status at a glance
• IPX4‑rated weather‑resistant construction supports use in wet conditions
• Compatible with most STIHL® AP System tools and approved chargers
• Model number EA01‑400‑6501 identifies the AP 500 S battery configuration

Why It’s a Smart Pick

The STIHL® AP 500 S stands out as the top‑tier power solution for professionals running demanding cordless equipment. With industry‑leading output, long service life, and intelligent power management, it’s a smart investment for users who want gas‑replacement performance across the entire AP System lineup.