SolaX Power X1-BOOST-2.5K-G4 Manuel D'installation page 65

Positive PV connector
+
Negative PV connector
-
4
+
-
6
8
* Seal the unused PV terminals with the dustproof buckles in the packing list.
+
-
* Remove the terminal caps.
Click！
+
-
5
7
Click
9
Click！
<600 V
61