Most reacted threads

Anyone know where to source solar roof shingles? I see some on eBay. Or do they lock them to professional installers, or shipping overseas from China? The solar trailer I am working on has me wanting to also re-roof my garage with solar shingles. The roof is old, could kill two birds with...

I am starting to test power tools, heaters with blowers, welding equipment on my inverter. It's on a 12v trailer. 300ah bat with a bms that allows 250a stable draw 600a I think inrush. I was running a 1500w heater fan, some drills, etc. . I was drawing around 180a. There's a mathematical...

My Renogy 40A MPPT charge controller says it needs to be attached to the bat before solar panels to avoid damage. What if you lose bat power due to a breaker, fuse, or BMS cutoff? Do I need to protect the thing with an SSR or mechanical relay to cut solar off when battery is lost? I tried...

I have one of those chinese UPower split phase 18000w pure sine wave inverters. It'll do 3000w all day. I notice as you load it, the 60hz noise gets louder from the transformer vibrating. If I load it and run a separate 100a charger though, I am noticing an irregular pulsing of transformer...

I am building a motorcycle carrier that has solar and some amenities, AC, heat, insulation 220v split phase inverter, ERV, etc. I was using it to move some plywood from home depot, the panels were still charging the bat. Is that bad?