Solar Basics

How to choose the right solar system size for your home

A practical guide to matching rooftop capacity with your electricity consumption.

Raymount Energy Editorial · 2026-06-12T00:00:00.000Z · 6 min

How to choose the right solar system size for your home

Start with your average monthly electricity bill and units consumed over the last year.

A good installer also checks roof area, shade, sanctioned load and net-metering rules.

Oversizing can hurt ROI, while undersizing leaves savings on the table.

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