1. Introduction
This manual provides instructions for the safe and effective use of your CS BATTERY replacement battery. This battery is designed to be compatible with various Kenwood radio models, including TH-D7A, TH-D7E, TH-D7G, TH-G71A, TH-G71AK, TH-G71E, and TK-D7A, and replaces original battery part numbers such as PB-39.
2. Safety Information
WARNING: Failure to follow these safety instructions may result in fire, electric shock, injury, or damage to the product or property.
- Do not disassemble the battery.
- Do not short-circuit the battery terminals.
- Do not dispose of the battery in fire. Risk of fire and burns.
- Avoid exposing the battery to extreme temperatures. The recommended charging temperature range is 4.4°C to 40.6°C (40°F to 105°F).
- Keep the battery away from water and other liquids.
- If the battery shows signs of damage, swelling, or leakage, discontinue use immediately and dispose of it properly.
- This battery features built-in protection against over-charge, over-discharge, over-heat, over-current, and short-circuit. However, proper handling is still essential.

3. Product Overview
The CS BATTERY replacement battery is designed to provide reliable power for your compatible Kenwood two-way radio. It is a Lithium Ion battery with a capacity of 1100mAh and a voltage of 7.2V.



4. Setup and Installation
- Verify Compatibility: Ensure your radio model is listed as compatible with this battery (e.g., Kenwood TH-D7A, TH-G71A).
- Remove Old Battery: If applicable, power off your radio and carefully remove the existing battery pack according to your radio's instructions.
- Install New Battery: Align the CS BATTERY replacement battery with the battery compartment of your radio. Gently slide or click the battery into place until it is securely seated.
- Check Fit: Due to manufacturing variations, the fit may be tight. Ensure the battery is fully connected and there is no significant gap between the battery and the radio body. Do not force the battery if it does not align correctly.
5. Operating Instructions
5.1 Initial Charge
For optimal performance, fully charge the battery before its first use. Connect your radio with the installed battery to a compatible charger.
5.2 Charging
- Use only chargers compatible with your Kenwood radio model and this battery type.
- Ensure the battery is properly connected to the charger.
- Monitor the charging indicator on your radio or charger.
- Do not overcharge the battery. Disconnect once fully charged.
- Charge the battery within the recommended temperature range of 4.4°C to 40.6°C (40°F to 105°F).
5.3 Usage
Once charged, the battery is ready for use with your compatible Kenwood radio. If your wireless device's operating time significantly reduces, it indicates that the battery may need recharging or replacement.
6. Maintenance
- Cleaning: Keep the battery terminals clean and free from dust or debris. Use a dry, soft cloth for cleaning.
- Storage: If storing the battery for an extended period, charge it to approximately 50% capacity and store it in a cool, dry place away from direct sunlight and extreme temperatures. Recharge every 3-6 months to prevent deep discharge.
- Disposal: Dispose of old or damaged batteries responsibly according to local regulations. Do not dispose of them in household waste or fire.
7. Troubleshooting
- Battery Not Charging:
- Ensure the battery is correctly installed and making proper contact with the radio/charger terminals.
- Verify the charger is functioning correctly and connected to a power source.
- Check if the charging temperature is within the recommended range (4.4°C to 40.6°C / 40°F to 105°F).
- If the issue persists, the battery or charger may be defective.
- Poor Battery Fit:
- Some users have reported a tight fit. Ensure the battery is aligned correctly before attempting to secure it.
- Do not force the battery into the compartment if it does not fit easily, as this may damage the battery or radio.
- Short Operating Time:
- Ensure the battery is fully charged.
- Battery capacity naturally degrades over time. If the battery is old, consider replacing it.
- Battery Overheating or Smoking:
- Immediately disconnect the battery from the device and charger.
- Do not attempt to use the battery again. This indicates a serious defect.
- Dispose of the battery safely according to local regulations.
8. Specifications
| Brand | CS BATTERY |
| Model Number | PB-39 |
| Compatible Models | TH-D7A, TH-D7E, TH-D7G, TH-G71A, TH-G71AK, TH-G71E, TK-D7A |
| Battery Cell Composition | Lithium Ion |
| Voltage | 7.2 Volts |
| Capacity | 1100 Milliampere Hour (mAh) / 7.92Wh |
| Dimensions | 112.36 x 57.76 x 21.60 mm (4.42 x 2.27 x 0.85 inches) |
| Weight | 292g |
| Certifications | ROSH, CE, UL |
9. Warranty and Support
Information regarding product warranty and customer support contact details is not provided in this manual. Please refer to your purchase documentation or the seller's website for warranty terms and support options.







