1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Sunthysis Inverter Remote Controller. Please read this manual thoroughly before using the product to ensure proper function and safety. This remote controller is designed to provide convenient control over your compatible Sunthysis power inverter.
2. Safety Information
Observe the following safety precautions to prevent injury or damage to the product:
- Ensure the inverter is turned off and disconnected from power sources before connecting or disconnecting the remote controller.
- Do not expose the remote controller to water, moisture, or extreme temperatures.
- Do not attempt to open or modify the remote controller. Refer all servicing to qualified personnel.
- Keep out of reach of children.
3. Product Overview
The Sunthysis Inverter Remote Controller allows for convenient remote operation of your inverter. It features an ON/OFF switch and an indicator for inverter fault status.

Figure 1: Sunthysis Inverter Remote Controller. This image displays the compact black and gray remote control unit with an ON/OFF toggle switch, an "INV FAULT" indicator light, and a coiled gray cable with an RJ11 connector.
Components:
- ON/OFF Switch: Controls the power state of the connected inverter.
- INV FAULT Indicator: A red LED that illuminates to indicate a fault condition in the inverter.
- Connection Cable: A coiled cable with an RJ11 connector for connecting to the inverter's remote port.
4. Setup
- Locate the Remote Port: Identify the remote control port on your Sunthysis power inverter. This port is typically an RJ11 (telephone-style) jack.
- Connect the Cable: Ensure the inverter is powered off. Carefully insert the RJ11 connector of the remote controller's cable into the remote port on the inverter until it clicks into place.
- Mount the Controller: Position the remote controller in a convenient and accessible location. The unit features mounting holes for secure installation if desired.
5. Operating Instructions
- Turning the Inverter ON: Flip the ON/OFF switch on the remote controller to the "ON" position. The inverter should power on.
- Turning the Inverter OFF: Flip the ON/OFF switch on the remote controller to the "OFF" position. The inverter should power off.
- Monitoring Inverter Status: The "INV FAULT" indicator light will illuminate red if the connected inverter detects a fault condition (e.g., overload, over-temperature, low battery voltage). Refer to your inverter's main manual for specific fault codes and troubleshooting steps.
6. Maintenance
The Sunthysis Inverter Remote Controller requires minimal maintenance.
- Keep the unit clean and free from dust and debris. Use a soft, dry cloth for cleaning.
- Periodically check the connection cable for any signs of damage or wear.
- Ensure the RJ11 connector is securely seated in the inverter's remote port.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Inverter does not turn ON/OFF via remote. |
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| "INV FAULT" indicator is lit. |
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8. Specifications
| Feature | Detail |
|---|---|
| Brand | Sunthysis |
| Model | Inverter Remote Controller |
| Compatibility | Compatible Sunthysis Power Inverters (check inverter manual for remote port compatibility) |
| Controls | ON/OFF Toggle Switch |
| Indicators | INV FAULT (Red LED) |
| Connection Type | RJ11 (Telephone-style) Cable |
| Package Dimensions | 18 x 7.8 x 6 inches |
| Item Weight | 3.52 ounces |
9. Warranty and Support
For warranty information and technical support, please refer to the documentation included with your main Sunthysis power inverter or visit the official Sunthysis website. Please have your product model and purchase date available when contacting support.
For additional assistance, you may contact Sunthysis customer service through their official channels.





