A solar array can be up to 130 of the inverter capacity, so connecting between four and fifteen panels in series is possible.
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Enter your solar panel's voltage (Vmp), current (Imp), and the number of panels you're wiring together.
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This guide gives you the diagrams for each configuration, the decision matrix, the wire gauge chart, and the step-by-step for connecting 2, 3, or 4 panels. I wired my own 6 kW grid-tie array in 2024 — 14 panels in two series strings of 7, feeding a dual-MPPT inverter.
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How you wire your batteries directly impacts the solar lithium battery bank wiring in terms of voltage, capacity, and overall performance of the system.
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