Solar Calculator

Calculate your off-grid solar needs.

Your Needs

Daily Power Use (Watt-hours)

Typical home: 2,000-5,000 Wh

Peak Sun Hours/Day

Colorado: 5-6, Winter: 3-4

Panel Wattage

System Size Needed

400W

Panels Required (400W each)

1 panels

Battery Storage (2 days)

4000Wh

≈ 48.0V 100Ah batteries

Estimated Cost (US)

$1,800