Sunny Boy

Supported Devices

Device Type	Variants	Modbus TCP (Ethernet)	Curtailment	Minimum device firmware version
Sunny Boy	Sunny Boy 1.5 (SB1.5-1VL-40)	✅	✅	4.03.07.R
	Sunny Boy 2.0 (SB2.0-1VL-40)
	Sunny Boy 2.5 (SB2.5-1VL-40)
	Sunny Boy 3.0 (SB3.0-1AV-40)
	Sunny Boy 3.6 (SB3.6-1AV-40)
	Sunny Boy 4.0 (SB4.0-1AV-40)
	Sunny Boy 5.0 (SB5.0-1AV-40)
	Sunny Boy 3.0 (SB3.0-1AV-41)
	Sunny Boy 3.6 (SB3.6-1AV-41)
	Sunny Boy 4.0 (SB4.0-1AV-41)
	Sunny Boy 5.0 (SB5.0-1AV-41)
	Sunny Boy 6.0 (SB6.0-1AV-41)
	Sunny Boy 3000 TL-21
	Sunny Boy 3600 TL-21
	Sunny Boy 4000 TL-21
	Sunny Boy 5000 TL-21

Wiring

For correct ethernet wiring: Follow the the guidelines for ethernet wiring.

Configuration

1. Connect with your computer on the same LAN network as the SMA Sunny Boy.
2. In your web browser, surf to the IP address of the device.
3. Log in as "Installer."

4. Go to the device parameters tab.

5. Click "Edit parameters."
6. Open the "External Communication" dropdown menu → "Modbus" → "TCP server."
7. Set "Activated" to "Yes" and "Port" to "502".
8. At the top of the page, click "Save all."

Connection to the Controller

You then need to connect the device to the controller, for that follow this guide : Adding a device.