What Is The Difference between An Off-grid Hybrid Inverter And A Grid-tied Inverter?

A solar inverter is an electrical device that converts direct current (DC) to alternating current (AC). Its main function is to convert electricity output from DC power sources such as batteries and solar panels into AC power that can be used by household, industrial and other appliances. Since many appliances require AC power to function properly, inverters play a key role in the power system.

There are many types of inverters, some users can't distinguish the difference between these inverters. The article will explain the main differences between an off-grid hybrid inverter and a grid-tied inverter are as follows:

1. Connection to the Grid:

Off-Grid Hybrid Inverter: Primarily designed for applications not connected to the utility grid. It can work independently and is typically used with batteries to store energy and provide power when needed.

  Grid-Tied Inverter: Designed specifically to connect directly to the utility grid, allowing it to send excess electricity back to the grid and reduce reliance on stored power.

2. Energy Storage:

  Off-Grid Hybrid Inverter: Usually paired with a battery storage system. This enables it to provide a backup power supply during outages and to store energy generated from solar panels or other sources for later use.

  Grid-Tied Inverter: Typically does not require energy storage, as it continuously supplies excess energy directly to the grid, relying on the utility grid as a backup source.

3. Operation During Power Outages:

  Off-Grid Hybrid Inverter: Capable of functioning independently of the grid. During a power outage, it can provide uninterrupted power if there is sufficient stored energy in the batteries.

  Grid-Tied Inverter: Automatically shuts down during a grid outage for safety reasons (anti-islanding). It does not supply power during an outage unless paired with additional equipment, such as a backup battery system.

4. System Complexity and Cost:

  Off-Grid Hybrid Inverter: More complex, as it includes battery management functions, which also typically increases its cost.

  Grid-Tied Inverter: Simpler and generally less expensive, as it does not involve battery management and storage.

5. Applications:

  Off-Grid Hybrid Inverter: Ideal for remote areas or locations where grid access is unavailable or unreliable.

  Grid-Tied Inverter: Best suited for locations with reliable grid access, allowing for a more straightforward and lower-cost solar power setup.

Follow ADAYO power to get more information from solar energy products.