Solar Basics

Solar Basics

On-Grid vs Off-Grid vs Hybrid Solar: Which System Fits?

How on-grid, off-grid and hybrid solar systems differ: power flow, behaviour in a blackout, grid approval and the customers each one suits.

Solar Basics

How to Calculate Solar Payback Period, With a Worked Example

A step-by-step solar payback formula with a worked 5 kWp example, the factors that speed it up or slow it down, and how to present it credibly.

Solar Basics

Solar and Battery Maintenance After Installation: An O&M Checklist

A monthly, quarterly and yearly checklist for solar systems and batteries, safety cautions, and how installers turn maintenance into after-sales service.