1. Product Overview
The Stihl AP 300 S is a high-performance lithium-ion battery designed for use with the Stihl PRO battery system. It provides a voltage of 36 V and a rated energy content of 281 Wh, ensuring extended running times for compatible Stihl battery-powered tools. The battery features an integrated LED charge status indicator for convenient monitoring.

Image: Stihl AP 300 S Lithium-Ion Battery, showcasing its black and orange casing with the Stihl logo and charge indicator.
2. Safety Information
Always prioritize safety when handling and operating the battery. Failure to follow these instructions may result in serious injury or property damage.
- Read the Manual: Before first use, thoroughly read and understand all instructions provided in this manual and the manual for your Stihl tool and charger.
- Compatibility: Use only with Stihl PRO battery system tools and Stihl AL 101, AL 300, or AL 500 chargers. Using incompatible chargers or tools can damage the battery and pose safety risks.
- Avoid Damage: Do not drop, puncture, or disassemble the battery. If the battery is damaged, do not use it.
- Temperature Control: Do not expose the battery to extreme temperatures (above 122°F / 50°C or below -4°F / -20°C). Avoid direct sunlight and store in a cool, dry place.
- Moisture Protection: Keep the battery dry. Do not expose it to rain, moisture, or liquids.
- Fire Hazard: Do not incinerate the battery. It may explode.
- Disposal: Dispose of batteries responsibly according to local regulations. Do not dispose of in household waste.
- Children and Pets: Keep batteries out of reach of children and pets.
3. Setup and Initial Charging
3.1 Unpacking
Carefully remove the Stihl AP 300 S battery from its packaging. Inspect for any signs of damage. The package typically contains one battery.
3.2 Initial Charging
- Connect a compatible Stihl charger (AL 101, AL 300, or AL 500) to a power outlet.
- Slide the AP 300 S battery onto the charger until it clicks into place.
- The LED indicators on the battery and/or charger will illuminate to show the charging status. Refer to the charger's manual for specific indicator meanings.
- Allow the battery to fully charge before first use. A full charge is indicated when all LED segments on the battery are steadily lit.
3.3 Inserting and Removing the Battery
- Inserting: Align the battery with the battery compartment of your Stihl tool and slide it in until it locks securely. Ensure it is fully seated.
- Removing: Press the release button(s) on the tool's battery compartment and slide the battery out.
4. Operating the Battery
4.1 Checking Charge Status
Press the button next to the LED indicators on the battery. The number of illuminated LEDs indicates the approximate charge level:
- 4 LEDs: Fully charged
- 3 LEDs: Approximately 75% charged
- 2 LEDs: Approximately 50% charged
- 1 LED: Approximately 25% charged (recharge soon)
- Flashing LEDs: Indicates an error or low charge. Refer to the Troubleshooting section.
4.2 Usage with Stihl Tools
The AP 300 S battery is designed to power various Stihl PRO system tools, including leaf blowers, electric mowers, and other compatible equipment. Its high energy content allows for extended operation. Always ensure the battery is fully charged for optimal performance.
5. Maintenance and Storage
5.1 Cleaning
Wipe the battery casing with a clean, damp cloth. Do not use harsh chemicals or abrasive cleaners. Ensure the battery terminals are clean and free of debris. Do not immerse the battery in water.
5.2 Storage
- Store the battery in a cool, dry place, away from direct sunlight and extreme temperatures.
- For long-term storage, it is recommended to store the battery with a charge level between 40% and 60% (2-3 LEDs illuminated).
- Periodically check the charge level during long storage periods and recharge if necessary to maintain battery health.
6. Troubleshooting
If you encounter issues with your Stihl AP 300 S battery, refer to the following common troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging | Charger not plugged in; faulty charger; damaged battery; extreme temperature. | Ensure charger is properly connected. Try a different outlet. Check charger for damage. Allow battery to reach room temperature. If problem persists, contact Stihl service. |
| Battery LEDs flashing rapidly | Battery too hot/cold; internal fault. | Allow battery to cool down or warm up to room temperature. If flashing continues, discontinue use and contact Stihl service. |
| Tool not operating with charged battery | Battery not fully inserted; tool fault; battery fault. | Ensure battery is securely clicked into the tool. Test battery with another compatible tool if available. If the issue is with the tool, refer to the tool's manual. If battery fault is suspected, contact Stihl service. |
7. Specifications
- Brand: Stihl
- Model Number: 48504006580
- Battery Type: Lithium Ion
- Voltage: 36 V
- Energy Content: 281 Wh
- Battery Capacity: 4000 mAh
- Product Dimensions: 3.94 x 7.09 x 2.76 inches
- Item Weight: 3.96 pounds
- Compatible Chargers: Stihl AL 101, AL 300, AL 500
- Recommended Use: Power Tools (Stihl PRO System)
8. Warranty and Support
For detailed warranty information, please refer to the official Stihl website or contact an authorized Stihl dealer. Keep your proof of purchase for warranty claims. For technical support or service, please contact Stihl customer service or visit a certified service center.





