Hybrid vs On-Grid vs Off-Grid Inverters Explained Simply

An on-grid (grid-tied) inverter synchronises with the utility and exports surplus production for net-metering credit. It is the cheapest way to cut your bill — but for safety it must shut down when the grid fails, so it provides zero backup.

A hybrid inverter adds a battery port and an automatic transfer switch. When the grid drops, it disconnects, keeps your home powered from solar and battery in under 10 milliseconds, and still supports net-metering when the grid is up. Where outages are a fact of life, hybrid is the default recommendation.

An off-grid inverter ignores the utility entirely. It suits farmhouses, remote sites and anyone pursuing full independence — but the battery bank must carry the whole night plus cloudy-day reserve, so size generously.

Micro inverters take a different approach: one small inverter per panel. Each panel operates independently, so shade on one panel no longer drags down the string. They shine on complex, multi-orientation or partially shaded roofs.