Off-Grid Solar Sizing Calculator & Guide

Size your off-grid solar system with confidence using this practical guide. Based on real experience building and running a solar system on a 35-acre property in Colorado. Covers load calculation, panel sizing, battery bank design, charge controller selection, and inverter sizing. Includes worksheets for calculating your specific needs and equipment recommendations at multiple budget levels.

What's Included

• Complete solar system sizing methodology
• Load calculation worksheets
• Panel, battery, and inverter sizing
• Equipment recommendations by budget
• Real off-grid experience (35-acre property)
• Seasonal adjustment calculations