off-grid inverters south africa

Off-Grid Inverter Prices

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Are you looking for a way to generate your own power and live off-grid? If so, then you need to invest in an off-grid inverter. They are an essential component of a renewable energy system. They convert the DC power generated by solar panels, wind turbines, or hydro turbines into usable AC power for your home. We will guide you through everything you need to know about off-grid inverters.

Understanding Off-Grid Inverters

An off-grid inverter is a type of inverter that works independently of the grid. They are designed to work with a battery bank and other renewable energy sources. Unlike grid-tied inverters, they do not need to sync with the utility grid to function. This makes them ideal for remote locations or areas with unreliable grid power.

Types of Off-Grid Inverters

There are two types of off-grid inverters:

  • pure sine wave
  • modified sine wave

Pure sine wave inverters produce a smooth and consistent wave that is similar to the grid power. They are ideal for sensitive electronics like computers, TVs, and medical equipment. On the other hand, modified sine wave inverters produce a choppy wave that can cause damage to sensitive electronics. They are suitable for basic appliances like lights, fans, and pumps.

Sizing Your Off-Grid Inverter

The size of your off-grid inverter will depend on the size of your solar array or wind turbine. In general, you want to match the inverter size to the maximum power output of your renewable energy source. However, you also need to consider the surge capacity of the inverter. This is the amount of power the inverter can handle for a short period, like when starting a motor.

Battery Bank Considerations

They require a battery bank to store excess power for use when the renewable energy source is not producing enough power. You need to size your battery bank based on your energy needs and the maximum discharge rate of your batteries. You also need to consider the depth of discharge, or how much of the battery capacity you can use before recharging.

Installation and Maintenance

They require professional installation to ensure safety and optimal performance. You should hire a licensed electrician or solar installer to install your system. Regular maintenance is also essential to keep your system running smoothly. This includes checking the battery bank, cleaning the solar panels, and inspecting the wiring.

Advantages of Off-Grid Inverters

Off-grid inverters offer several advantages over grid-tied inverters. First, they provide energy independence and the ability to generate your own power. This reduces your reliance on the utility grid and protects you from power outages. Second, they are environmentally friendly and reduce your carbon footprint. Third, they can save you money on your electricity bills over time.

Disadvantages of Off-Grid Inverters

Off-grid inverters also have some disadvantages. First, they require a significant upfront investment to install. Second, they require regular maintenance and replacement of batteries. Third, they may not be suitable for all households, especially those with high energy demands.

Choosing the Right Off-Grid Inverter

Choosing the right off-grid inverter can be challenging, but it is essential for the performance of your new solar power system. You should consider the size, type, surge capacity, and battery bank requirements when selecting an inverter. You should also choose a reputable brand with a good warranty and customer support.


What is the lifespan of an off-grid inverter?

The lifespan can vary depending on the brand and model, but most quality inverters last between 10-15 years with proper maintenance.

Can I add more solar panels or wind turbines to my system later?

Yes, you can add more solar panels or wind turbines to your system later, but you may need to upgrade your inverter and battery bank to handle the additional power.

What is the difference between an off-grid inverter and a grid-tied inverter?

An off-grid inverter works independently of the grid, while a grid-tied inverter synchronizes with the grid. Grid-tied inverters do not require a battery bank because they use the grid as a backup power source.

off-grid inverter south africa

Off-Grid Inverter Prices

Select Your Area Below to Contact a Professional: