Here’s how I’m setting up 10 ground-mounted 405W solar panels and wiring them into the EcoFlow Delta Pro Ultra and Delta Pro 3. I walk you through the MC4 connections, junction boxes, wire types, and how to optimize input across high and low voltage ports. Great for anyone planning off-grid power, prepping, or large-scale solar backup setups! #EcoFlow #deltaproultra #OffGridEnergy EcoFlow | Everyday Home Repairs