Growatt have a strong focus on technological innovation and their Research and Development team has nearly 10 years of experience in photovoltaic inverters. Their main products range from 1.5kW to 100kW on-grid inverters and are widely used in Germany, Italy, UK, France, Australia and New Zealand. The MTL models are multi-tracking, allowing panels to be on different sides of the roof without 'dragging' down the performance of other strings.

• 5 Year Factory Warranty

Models: SG1500, SG2000, SG3000, SG4400, SG5000
3600MTL, 4200MTL, 5000MTL

Power-One are currently the second largest manufacturer of solar power inverters in the world. These Italian designed and manufactured inverters are extremely flexible and allow for additional panels to be added easily, even if it's just one at a time. Their 'Maximum Power Point Tracking' feature and ultra-wide input voltage window of 90-580V enables PowerOne inverters to produce more electricity than any other competitor.

• 10 Year warranty (extendable up to 20 years)

The SMA range is widely regarded as the best in the world as they offer the highest efficiency at 98%. It has over 20 years in the development of inverters and all its systems are designed and made in Germany. They are weatherproof and can be installed outdoors without a separate enclosure. Its features include:

• Wide range of power outputs from 1kW to 10kW
  
• Remote USB and internet monitoring available
  
• CEC tested and approved
  
• 5 years parts and labour warranty (extendable to 10 years)
  

Fronius have been manufacturers of top quality industrial equipment for over 65 years and their photovoltaic inverters are no exception. They have been involved in solar power since 1992 and are one of the top names among solar inverter manufacturers.

• 5 Year Warranty (Extendable up to 20 years)