Marine Phil

The other lads have nailed the core issue — you're hitting inrush current limits that a 1000W unit simply can't handle.

The key thing nobody's mentioned yet — and I learned this the hard way in my van — is shadow patterns. A Cotswolds site in winter is brutal for solar.

You've picked the hardest season to design for, which is actually the smart move. I learned that lesson the painful way with my van conversion. Here's what nobody mentions until you're living it:...