What size solar inverter do I Need?

Hybrid inverters come in a range of sizes, typically from 3 kW to 15 kW for residential use. Here’s a quick guide: But there’s more to it than just picking based on house size. You also need to consider your solar panel capacity and battery size.

Do I need an inverter size chart?

The need for an inverter size chart first became apparent when researching our DIY solar generator build. Solar generators range in size from small generators for short camping trips to large off-grid power systems for a boat or house. Consequently, inverter sizes vary greatly.

Should your inverter size match your solar panel size?

Match your inverter to your lifestyle, not just your roof. If you’re running a fridge, home office, and PS5 all day, size accordingly. If you’re barely home, go leaner. Here’s the cheat code: your inverter size should usually match your solar panel system’s size in kilowatts.

Can I use a 6kW solar inverter with a 7.5kw Solar System?

Let’s say you have a 6kW solar system—meaning your solar panels can generate up to 6 kW at peak sunshine. Your inverter needs to handle that much input. But it’s not always a 1:1 match. In many cases, you can “oversize” your solar panels by about 25% without any issues. That means you could use a 7.5kW solar system with a 6kW inverter.

How do I choose a solar inverter?

You also need to consider your solar panel capacity and battery size. Let’s say you have a 6kW solar system—meaning your solar panels can generate up to 6 kW at peak sunshine. Your inverter needs to handle that much input. But it’s not always a 1:1 match. In many cases, you can “oversize” your solar panels by about 25% without any issues.

How much power does an inverter need?

The continuous power requirement is actually 2250 but when sizing an inverter, you have to plan for the start up so the inverter can handle it. Third, you need to decide how long you want to run 2250 watts. Let’s say you would like to power these items for an eight-hour period.