1. Introduction
This manual provides essential instructions for the safe and effective use of your ANCBD 14.8V/6400mAh Lithium Battery, designed as a replacement for iRobot Roomba 500, 600, 700, 800, and 900 series robotic vacuum cleaners. Please read this manual thoroughly before installation and operation to ensure optimal performance and safety.
2. Safety Information
Observe the following safety precautions to prevent damage to the battery, your Roomba, and to avoid personal injury:
- Do not disassemble, crush, or short-circuit the battery.
- Keep the battery away from heat sources, direct sunlight, and open flames.
- Do not expose the battery to water or moisture.
- Use only the original Roomba charger or a compatible charger approved for Lithium-Ion batteries.
- If the battery shows signs of damage, swelling, or leakage, discontinue use immediately and dispose of it properly.
- The battery features built-in protection against overcharge, over-discharge, overheating, and short circuits to enhance safety and longevity.

3. Product Overview
3.1 Specifications
- Voltage: 14.8V
- Capacity: 94.72Wh / 6400mAh
- Battery Type: Lithium Ion
- Compatible Part Numbers: 80501, 53847243
- Dimensions: Approximately 5.9 x 2.3 x 2.3 inches
- Item Weight: Approximately 8.8 ounces


3.2 Compatibility
This replacement battery is compatible with a wide range of iRobot Roomba models, including:
- iRobot Roomba 500 Series (e.g., 500, 510, 520, 521, 525, 530, 531, 535)
- iRobot Roomba 600 Series (e.g., 600, 605, 610, 611, 615, 620, 625, 630)
- iRobot Roomba 700 Series (e.g., 700, 760, 765, 770, 775, 780, 785, 790)
- iRobot Roomba 800 Series (e.g., 800, 805, 850, 860)
- iRobot Roomba 900 Series (e.g., 900, 960, 964, 965)

4. Setup and Installation
Follow these general steps to replace the battery in your iRobot Roomba:
- Power Off: Ensure your Roomba is turned off and disconnected from its charging base or power adapter.
- Access Battery Compartment: Flip your Roomba over. Depending on your model, you may need to remove a few screws to open the battery compartment cover. Refer to your Roomba's original manual for specific instructions on accessing the battery.
- Remove Old Battery: Carefully lift out the old battery. Disconnect any wires or connectors if present.
- Insert New Battery: Place the ANCBD replacement battery into the compartment, ensuring it is oriented correctly. Connect any necessary wires or connectors.
- Secure Compartment: Replace the battery compartment cover and secure it with the screws removed earlier.
- Initial Charge: Place your Roomba back on its charging base or connect it to the power adapter for its initial charge.


5. Operating Instructions
5.1 Initial Use and Charging
- New replacement batteries typically come with some power. For optimal performance and battery calibration, it is recommended to first discharge the battery completely, and then fully charge it.
- Avoid completely draining the battery before recharging whenever possible, as this can reduce overall battery life.
5.2 General Operation
- Once installed and charged, your Roomba should operate as usual. Monitor its performance during the first few cleaning cycles.
- Do not use the vacuum or press the battery button during charging, as this can damage the battery.
6. Maintenance
- Regular Charging: For best battery life, keep the battery charged when not in use.
- Storage: If you plan not to use your Roomba for an extended period, remove the battery pack and store it in a cool, dry place. It is advisable to store Lithium-Ion batteries with a partial charge (around 50%) rather than fully charged or fully depleted.
- Cleaning Contacts: Periodically inspect and clean the battery contacts on both the battery and the Roomba with a dry cloth to ensure good electrical connection.
- Battery Life: The battery can be recharged up to 500 times within its lifespan under normal usage conditions.
7. Troubleshooting
If you encounter issues with your ANCBD replacement battery, consider the following:
- Battery Not Charging: Ensure the battery is correctly installed and the Roomba is properly seated on its charging base or connected to the power adapter. Check for any debris on the charging contacts.
- Short Run Time: After initial installation, ensure the battery has undergone a full discharge and recharge cycle. If the issue persists, ensure the Roomba's brushes and filters are clean, as excessive resistance can drain the battery faster.
- Roomba Not Powering On: Verify the battery is securely connected. If the Roomba still does not power on, try removing and reinserting the battery.
For persistent issues, please refer to the Warranty and Support section for contact information.
8. Warranty and Support
ANCBD is committed to providing high-quality power products and customer service. We offer:
- Quality Guarantee: The manufacturer guarantees the product is 100% brand new and free from defects.
- Customer Service: Friendly customer service representatives are available to respond within 24 hours.
- Problem Resolution: We promise to address and resolve any quality problems for our customers promptly.
Please feel free to contact us at any time for assistance or inquiries regarding your ANCBD battery.