Introduction
This instruction manual provides essential information for the safe and efficient operation, maintenance, and storage of your Banshee Replacement 40V 6.0Ah Lithium-ion Battery. This battery is designed as a direct replacement for Kobalt 40V MAX batteries and is compatible with all Kobalt 40V MAX outdoor tools and original chargers. Please read this manual thoroughly before first use and retain it for future reference.
Safety Information
WARNING: Read all safety warnings and instructions. Failure to follow the warnings and instructions may result in electric shock, fire, and/or serious injury.
- Always use the battery with compatible Kobalt 40V MAX tools and original chargers. Using incompatible chargers or tools may damage the battery and void the warranty.
- Do not immerse the battery in water or other liquids.
- Do not store or use the battery in temperatures exceeding 104°F (40°C) or below 32°F (0°C). Optimal charging temperature is between 40°F (4°C) and 104°F (40°C).
- Do not incinerate the battery, even if it is severely damaged or completely discharged. The battery can explode in a fire.
- Do not short-circuit the battery terminals.
- Do not disassemble, open, or shred the battery pack.
- If battery fluid comes into contact with skin, wash immediately with soap and water. If it gets into eyes, flush with water for at least 15 minutes and seek medical attention.
- Keep the battery away from children.
- Dispose of used batteries responsibly according to local regulations. Do not dispose of in household waste.

Image: This battery features multiple layers of internal protection, including safeguards against over-heating, over-current, over-charge, over-voltage, and short-circuit conditions to ensure safe operation.
Setup
Charging the Battery
- Ensure the battery is at room temperature (40°F to 104°F / 4°C to 40°C) before charging.
- Insert the Banshee 40V 6.0Ah Lithium-ion Battery into a compatible Kobalt 40V MAX original charger. Ensure it clicks securely into place.
- Connect the charger to a standard power outlet.
- Monitor the charger's indicator lights for charging status. Refer to your Kobalt charger's manual for specific light patterns.
- Once fully charged, remove the battery from the charger. Do not leave the battery on the charger for extended periods after it is fully charged.
Installing the Battery into a Tool
- Align the battery with the battery port on your compatible Kobalt 40V MAX tool.
- Slide the battery into the tool until it locks securely into place. You should hear a click.
- Ensure the battery is firmly seated before operating the tool.

Image: The Banshee 40V 6.0Ah Lithium-ion Battery features a precise interface designed for seamless compatibility with Kobalt 40V MAX tools and chargers.
Operating the Battery
The Banshee 40V 6.0Ah Lithium-ion Battery is designed to power your Kobalt 40V MAX outdoor tools. Once installed, operate your tool according to its specific instruction manual. The battery provides consistent power output throughout its discharge cycle.
Battery Level Indicator
The battery features an LED power indicator to show the remaining charge. Press the indicator button to view the charge level. Refer to the specific tool or battery design for the exact number of LED lights and their corresponding charge levels.

Image: The battery includes LED power indicators to display the current charge level, allowing users to monitor battery status easily.
Maintenance
Cleaning
- Keep the battery terminals clean and free of debris. Use a clean, dry cloth to wipe them if necessary.
- Do not use solvents or harsh chemicals to clean the battery.
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 partial charge (around 50%). Fully discharging or fully charging for extended periods can reduce battery life.
- Remove the battery from the tool when not in use for extended periods.
Disposal
Lithium-ion batteries must be recycled or disposed of properly. Do not dispose of batteries in general household waste or by incineration. Contact your local waste management authority for information on recycling options for lithium-ion batteries.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging |
|
|
| Tool not operating with battery |
|
|
| Reduced runtime |
|
|
Specifications
- Model Number: KOB-40.0V6.0AH-15
- Voltage: 40 Volts
- Capacity: 6.0 Ah (6000 mAh)
- Watt Hours: 240 Wh
- Battery Cell Composition: Lithium Ion
- Reusability: Rechargeable
- Weight: 2.7 Pounds (1.23 kg)
- Item Dimensions: 6.63 x 4.5 x 2.4 inches
- Recommended Operating Temperature: 32°F to 104°F (0°C to 40°C)
- Recommended Charging Temperature: 40°F to 104°F (4°C to 40°C)
- Compatibility: 100% Compatible with all Kobalt 40V Family of 45+ Outdoor Tools & Original Chargers.
- Replacement for Kobalt 40V MAX Battery Part Numbers: KB 240-03, KB 240-06, KB 240C-06, KB 245-06, KB 340C-06, KB 440-03, KB 440C-06, KB 540C-06, KB 640-03, KB 640-06, KB 2540C-06, KBK 0140-06, 1302703, 2910003-RC.

Image: This image highlights the key specifications of the Banshee 40V 6.0Ah Lithium-ion Battery, including its 40V voltage, 6.0 Amp-hour capacity, and 240 Watt-hour energy rating, indicating increased runtime.
Warranty
This Banshee Replacement 40V 6.0Ah Lithium-ion Battery comes with a 2-Year Warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from misuse, abuse, unauthorized modification, or failure to follow the instructions in this manual. Please retain your proof of purchase for warranty claims.
Support
For technical assistance, warranty claims, or any questions regarding your Banshee Replacement 40V 6.0Ah Lithium-ion Battery, please contact Banshee customer support. Refer to the packaging or the Banshee website for the most current contact information.
When contacting support, please have your product model number (KOB-40.0V6.0AH-15) and proof of purchase readily available.