1. What is a Solar Panel kW per Square Foot Calculator?

Definition: This calculator estimates the power output of solar panels based on the available area and panel efficiency.

Purpose: It helps homeowners and solar installers determine potential solar power generation for a given roof or ground space.

2. How Does the Calculator Work?

The calculator uses the formula:

Where:

• \( P \) — Power output (kW)
• \( A \) — Area available for solar panels (ft²)
• \( E \) — Solar panel efficiency (kW/ft², typically 0.015-0.02)

Explanation: The available area is multiplied by the solar panel efficiency to estimate total power generation capacity.

3. Importance of Solar Power Calculation

Details: Accurate power estimation helps in system sizing, cost analysis, and determining energy production potential.

4. Using the Calculator

Tips: Enter the available area in square feet and solar panel efficiency (default 0.015 kW/ft²). All values must be > 0.

5. Frequently Asked Questions (FAQ)

Q1: What's a typical solar panel efficiency?
A: Most residential solar panels have efficiencies between 0.015-0.02 kW/ft² (15-20% efficiency).

Q2: How do I measure my available area?
A: Measure your roof or ground space in square feet, subtracting areas shaded or unsuitable for panels.

Q3: Does this account for sunlight hours?
A: No, this calculates maximum capacity. Actual production depends on local sunlight hours and weather.

Q4: Should I use higher efficiency panels?
A: Higher efficiency panels produce more power in less space but typically cost more per kW.

Q5: How does this relate to my energy needs?
A: Compare the calculated kW output to your average kWh usage (check utility bills) to estimate coverage.