1. Introduction
This manual provides essential instructions for the safe and effective installation and use of the Peakbatt MS1006, MS1012, NB-BT002, NB-BT003 1000mAh replacement battery. This battery is designed for compatibility with various Allen Bradley 1756-L55 series Programmable Logic Controllers (PLCs), including models 1756-L55, 1756-L55M12, 1756-L55M13, 1756-L55M14, and 1756-L55M16. Please read this manual thoroughly before proceeding with installation.
2. Safety Information
Observe the following safety precautions to prevent injury or damage to the battery and equipment:
- Do not disassemble, crush, puncture, or short-circuit the battery.
- Do not expose the battery to high temperatures (above 60°C / 140°F) or direct sunlight.
- Do not expose the battery to water or moisture.
- Keep the battery away from children.
- Dispose of used batteries according to local regulations. Do not dispose of in household waste.
- This battery features built-in safety protection against over-charge, over-discharge, over-heat, over-current, and short-circuit.
- Ensure the device is powered off and disconnected from any power source before replacing the battery.
3. Product Overview
The Peakbatt replacement battery is a Li-MnO2 (Lithium Manganese Dioxide) type, offering stable performance for compatible industrial equipment.



Compatible Part Numbers:
- MS1006
- MS1006(MS1012)
- MS1012
- NB-BT002
- NB-BT003
Compatible Allen Bradley PLC Models:
- 1756-L55
- 1756-L55M12
- 1756-L55M13
- 1756-L55M14
- 1756-L55M16
4. Setup and Installation (Battery Replacement)
This section outlines the general procedure for replacing the battery in compatible Allen Bradley 1756-L55 series PLCs. Always refer to your specific PLC's documentation for detailed instructions.
- Power Down: Ensure the PLC is completely powered off and disconnected from all power sources before beginning the battery replacement process. This is crucial for safety and to prevent data loss.
- Locate Battery Compartment: Identify the battery compartment on your Allen Bradley 1756-L55 series PLC. This is typically a small access panel or cover.
- Remove Old Battery: Carefully open the compartment and disconnect the old battery's connector from the PLC's battery port. Remove the old battery.
- Insert New Battery: Connect the new Peakbatt replacement battery's connector to the PLC's battery port. Ensure the connector is fully seated and oriented correctly. Do not force the connection.
- Secure Battery: Place the new battery securely within the compartment. Some PLCs may have a clip or holder for the battery.
- Close Compartment: Close the battery compartment cover.
- Power On: Reconnect the PLC to its power source and power it on. Verify that the PLC operates correctly and that any battery-related error indicators are cleared.
Important: Confirm the compatible model and battery part number carefully before installation to ensure proper fit and function.
5. Operating
Once installed, the Peakbatt replacement battery operates automatically to provide backup power for your PLC's memory and real-time clock functions. No user interaction is typically required for its operation. The PLC's internal systems will manage the battery's charge and discharge cycles as needed.
6. Maintenance
- Storage: If storing the battery for an extended period, keep it in a cool, dry place away from direct sunlight and extreme temperatures.
- Inspection: Periodically inspect the battery and its connections for any signs of damage, corrosion, or leakage. If any issues are observed, replace the battery immediately.
- Disposal: When the battery reaches the end of its life, dispose of it responsibly according to local environmental regulations for lithium batteries.
7. Troubleshooting
If your PLC does not power on or displays a battery error after replacement:
- Check Connections: Ensure the battery connector is firmly and correctly seated in the PLC's battery port.
- Verify Compatibility: Double-check that the battery model (CS-PLC769SL) and compatible part numbers (MS1006, MS1012, NB-BT002, NB-BT003) match your PLC's requirements.
- PLC Power: Confirm that the PLC itself is receiving adequate external power.
- Contact Support: If issues persist, refer to the PLC's original manual or contact Peakbatt customer service for further assistance.
8. Specifications
| Feature | Specification |
|---|---|
| Battery Type | Li-MnO2 (Lithium Manganese Dioxide) |
| Capacity | 1000mAh |
| Voltage | 3.0V |
| Energy Rate | 3.00Wh |
| Model Number | CS-PLC769SL |
| Product Dimensions | 0.65 x 0.58 x 1.28 inches (32.50 x 16.40 x 14.80mm) |
| Item Weight | 1.27 ounces (36g) |
| Manufacturer | Peakbatt |
| Certifications | ISO9001, RoHS, CE, UN38.3, MSDS |
9. Warranty and Support
Peakbatt provides the following support for this product:
- Warranty: 12-month warranty from the date of purchase.
- Money Back Guarantee: 30-day money-back guarantee.
- Customer Service: 7*24 hours customer service is available for assistance. Please refer to your purchase documentation for contact details.





