1. Introduction
The EPEVER 80A MPPT Solar Charge Controller (Tracer8415AN) is designed to efficiently manage power flow from your solar panels to your battery bank. Utilizing advanced Maximum Power Point Tracking (MPPT) technology, it ensures optimal energy harvesting and extends battery lifespan through intelligent charging algorithms. This manual provides essential information for the proper installation, operation, and maintenance of your solar charge controller.
2. Product Features
- Advanced MPPT technology with ultra-fast tracking speed, ensuring tracking efficiency no less than 99.5%.
- High-quality components from ST and Infineon for enhanced product longevity and low failure rates.
- Adaptive three-stage charging mode based on digital control circuit, prolonging battery life and improving system performance.
- Integrated load, utility, or generator auto-control relays for easy hybrid power system composition.
- Comprehensive electronic protections, including overcharging, over-discharging, and PV reverse polarity protection, for safer and more reliable operation.
- Battery temperature compensation function, real-time energy recording, and statistical functions.
- Automatic over-temperature power reduction function and 100% full load operation within the working environment temperature range.
- Wide range of maximum power point operating voltage to improve photovoltaic module utilization.
- Rated charging power and charging current double automatic limiting function.
- Supports four charging options: Sealed, Gel, Flooded, and User-defined.
- Isolated RS485 interface with standard MODBUS communication protocol and 5V power supply for expanded application.
- Supports up to 8 units in parallel for system expansion and diverse monitoring requirements, suitable for solar RVs, household systems, and field monitoring.
3. Setup and Installation
Proper installation is crucial for the safe and efficient operation of your EPEVER MPPT Solar Charge Controller. Please follow these guidelines carefully.
3.1 Component Identification


3.2 Wiring Diagram

Ensure all connections are secure and correctly polarized. Follow the recommended connection order: first connect the battery, then the solar panel, and finally the load. For disconnection, reverse the order: first disconnect the load, then the solar panel, and finally the battery.
3.3 Installation Video Guide
Watch this official video for a step-by-step guide on unboxing and installing your EPEVER MPPT Solar Charge Controller.
4. Operating Instructions
The LCD display and control buttons allow for easy monitoring and configuration of the charge controller.
4.1 LCD Display Navigation
Use the "SELECT" button to cycle through different display interfaces (e.g., battery voltage, PV voltage, load status). Use the "ENTER" button to confirm selections or enter setting modes.
4.2 Battery Type Setting
To set the battery type:
- Navigate to the Battery Voltage interface on the LCD.
- Long press the "ENTER" button to enter the battery type setting interface.
- Use the "SELECT" button to choose your battery type (Sealed, Gel, Flooded, or User).
- After choosing, wait for 5 seconds or press the "ENTER" button again to successfully modify and save the setting.
4.3 Load Working Mode Setting
The controller offers various load working modes to suit different application needs. Refer to the table below for available modes and their descriptions.

5. Maintenance
To ensure the long-term performance and safety of your EPEVER solar charge controller, regular maintenance is recommended:
- Clean Terminals: Periodically check and clean all terminals to ensure tight connections and prevent corrosion.
- Inspect Wiring: Verify that all wiring is intact, free from damage, and properly secured.
- Check Ventilation: Ensure the controller's heat sink and ventilation openings are free from dust and debris to maintain proper cooling.
- Monitor Performance: Regularly check the LCD display for any error codes or unusual readings. Compare actual performance with expected values.
- Battery Health: Monitor battery voltage and temperature to ensure they are within optimal operating ranges.
6. Troubleshooting
If you encounter issues with your solar charge controller, refer to the following common troubleshooting steps:
- No Display/Power: Check battery connections and ensure the battery voltage is within the controller's operating range. Verify the fuse is intact.
- No Charging: Ensure solar panels are connected correctly and receiving sufficient sunlight. Check PV voltage on the display. Verify battery type settings are correct.
- Load Not Working: Check load connections and ensure the load current does not exceed the controller's rating. Verify load working mode settings.
- Over-temperature Alarm: Ensure the controller has adequate ventilation and is not installed in an enclosed space without airflow. Reduce load if necessary.
- Error Codes: Consult the detailed error code section in the full product manual (available on the EPEVER website) for specific error interpretations and solutions.
7. Specifications
| Specification | Value |
|---|---|
| Model Number | Tracer8415AN |
| Brand | EPEVER |
| Nominal System Voltage | 12V/24V/36V/48V DC Auto |
| Max. PV Open Circuit Voltage | 150V |
| Rated Charge Current | 80A |
| Rated Charge Power (12V/24V/36V/48V) | 1000W/12V, 2000W/24V, 3000W/36V, 4000W/48V |
| Battery Type Support | Sealed, Gel, Flooded, User |
| Tracking Efficiency | ≥99.5% |
| Max. Conversion Efficiency | 98.50% |
| Full Load Efficiency | 98.00% |
| RS485 Interface | Yes (RJ45) |
| Enclosure | IP20 |
| Item Weight | 15.57 pounds |
| Package Dimensions | 19.2 x 12.5 x 8.5 inches |


8. Accessories and Monitoring Options
The EPEVER Tracer AN series controllers support various accessories for enhanced monitoring and control.

- Remote Temperature Sensor (RTS300R47K3.81A): For accurate battery temperature compensation.
- USB to RS485 Cable (CC-USB-RS485-150U): Connects the controller to a PC for monitoring via Solar Station PC software.
- OTG Cable (OTG-12CM): Used with mobile communication cable to achieve real-time monitoring and parameter modification via mobile APP.
- Remote Meter (MT50): Displays operating data and fault information.
- WiFi Serial Adapter (eBox-WiFi-01): Enables monitoring via mobile APP software through WiFi signals.
- RS485 to Bluetooth Adapter (eBox-BLE-01): Enables monitoring via mobile APP software through Bluetooth signals.
- Logger (eLOG01): Records operating data and real-time status of the controller.
9. Warranty and Support
EPEVER products are designed for reliability and performance. For warranty information, technical support, or service inquiries, please refer to the official EPEVER website or contact their customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.
For more information and resources, visit the official EPEVER Store on Amazon.







