Solar array sizing

RV Solar Array Size by Daily Load and Sun Hours

Pick your daily watt-hour use and the peak sun hours where you camp. Each page gives array watts, panel count, the charge controller it needs and how the answer moves across the seasons.

28 pages in this section.

500Wh at 3 sun hours

Replacing 500 watt-hours a day at 3 peak sun hours needs about 222W of RV solar with a realistic derate, and a 30A charge controll
500Wh at 4 sun hours

Replacing 500 watt-hours a day at 4 peak sun hours needs about 167W of RV solar with a realistic derate, and a 20A charge controll
500Wh at 5 sun hours

Replacing 500 watt-hours a day at 5 peak sun hours needs about 133W of RV solar with a realistic derate, and a 15A charge controll
500Wh at 6 sun hours

Replacing 500 watt-hours a day at 6 peak sun hours needs about 111W of RV solar with a realistic derate, and a 15A charge controll
750Wh at 3 sun hours

Replacing 750 watt-hours a day at 3 peak sun hours needs about 333W of RV solar with a realistic derate, and a 40A charge controll
750Wh at 4 sun hours

Replacing 750 watt-hours a day at 4 peak sun hours needs about 250W of RV solar with a realistic derate, and a 30A charge controll
750Wh at 5 sun hours

Replacing 750 watt-hours a day at 5 peak sun hours needs about 200W of RV solar with a realistic derate, and a 30A charge controll
750Wh at 6 sun hours

Replacing 750 watt-hours a day at 6 peak sun hours needs about 167W of RV solar with a realistic derate, and a 20A charge controll
1,000Wh at 3 sun hours

Replacing 1,000 watt-hours a day at 3 peak sun hours needs about 444W of RV solar with a realistic derate, and a 50A charge contro
1,000Wh at 4 sun hours

Replacing 1,000 watt-hours a day at 4 peak sun hours needs about 333W of RV solar with a realistic derate, and a 40A charge contro
1,000Wh at 5 sun hours

Replacing 1,000 watt-hours a day at 5 peak sun hours needs about 267W of RV solar with a realistic derate, and a 30A charge contro
1,000Wh at 6 sun hours

Replacing 1,000 watt-hours a day at 6 peak sun hours needs about 222W of RV solar with a realistic derate, and a 30A charge contro
1,500Wh at 3 sun hours

Replacing 1,500 watt-hours a day at 3 peak sun hours needs about 667W of RV solar with a realistic derate, and a 80A charge contro
1,500Wh at 4 sun hours

Replacing 1,500 watt-hours a day at 4 peak sun hours needs about 500W of RV solar with a realistic derate, and a 60A charge contro
1,500Wh at 5 sun hours

Replacing 1,500 watt-hours a day at 5 peak sun hours needs about 400W of RV solar with a realistic derate, and a 50A charge contro
1,500Wh at 6 sun hours

Replacing 1,500 watt-hours a day at 6 peak sun hours needs about 333W of RV solar with a realistic derate, and a 40A charge contro
2,000Wh at 3 sun hours

Replacing 2,000 watt-hours a day at 3 peak sun hours needs about 889W of RV solar with a realistic derate, and a 100A charge contr
2,000Wh at 4 sun hours

Replacing 2,000 watt-hours a day at 4 peak sun hours needs about 667W of RV solar with a realistic derate, and a 80A charge contro
2,000Wh at 5 sun hours

Replacing 2,000 watt-hours a day at 5 peak sun hours needs about 533W of RV solar with a realistic derate, and a 60A charge contro
2,000Wh at 6 sun hours

Replacing 2,000 watt-hours a day at 6 peak sun hours needs about 444W of RV solar with a realistic derate, and a 50A charge contro
2,500Wh at 3 sun hours

Replacing 2,500 watt-hours a day at 3 peak sun hours needs about 1,111W of RV solar with a realistic derate, and a undefinedA char
2,500Wh at 4 sun hours

Replacing 2,500 watt-hours a day at 4 peak sun hours needs about 833W of RV solar with a realistic derate, and a 100A charge contr
2,500Wh at 5 sun hours

Replacing 2,500 watt-hours a day at 5 peak sun hours needs about 667W of RV solar with a realistic derate, and a 80A charge contro
2,500Wh at 6 sun hours

Replacing 2,500 watt-hours a day at 6 peak sun hours needs about 556W of RV solar with a realistic derate, and a 60A charge contro
3,000Wh at 3 sun hours

Replacing 3,000 watt-hours a day at 3 peak sun hours needs about 1,333W of RV solar with a realistic derate, and a undefinedA char
3,000Wh at 4 sun hours

Replacing 3,000 watt-hours a day at 4 peak sun hours needs about 1,000W of RV solar with a realistic derate, and a undefinedA char
3,000Wh at 5 sun hours

Replacing 3,000 watt-hours a day at 5 peak sun hours needs about 800W of RV solar with a realistic derate, and a 100A charge contr
3,000Wh at 6 sun hours

Replacing 3,000 watt-hours a day at 6 peak sun hours needs about 667W of RV solar with a realistic derate, and a 80A charge contro