Solis S5-GR1P(0.7-3)K-M Mini Series Inverter Review

0.7-3kW | Single-phase String Inverter

The Solis S5-GR1P(0.7-3)K-M Mini Series Inverter is a single-phase string inverter that has carved a niche in the Australian solar market. This inverter is designed for smaller residential and commercial rooftops and promises high efficiency, reliability, and user-friendliness. But does it live up to the hype?

Solis S5-GR1P(0.7-3)K-M Mini Series Inverter

Key features of the Solis S5-GR1P(0.7-3)K-M Mini Series Inverter

  • Compact and lightweight design: With dimensions of 310 x 373 x 160 mm and weighing only 7.4 kg, the S5-GR1P is easy to install and handle.
  • High efficiency: Boasting a maximum efficiency of 97.3%, this inverter ensures optimal energy conversion from solar panels to usable electricity.
  • Accurate MPPT: The advanced MPPT algorithm maximises energy harvest by efficiently tracking solar panels’ maximum power points.
  • Wide operating voltage range: With a low startup voltage of 60V and a maximum input voltage of 500V, the inverter can operate efficiently under various weather conditions.
  • Multiple protection functions: Built-in safety features include DC reverse polarity protection, short circuit protection, and overvoltage protection to safeguard your system.
  • Integrated DC switch: The inverter includes an integrated DC switch for emergency shutdown or maintenance, which adds convenience and safety.

Specifications of the Solis S5-GR1P(0.7-3)K-M Mini Series Inverter

  • Model options: S5-GR1P0.7K-M, S5-GR1P1K-M, S5-GR1P1.5K-M, S5-GR1P2K-M, S5-GR1P2.5K-M, S5-GR1P3K-M
  • Maximum power output: 0.7kW to 3kW
  • Maximum input voltage: 600V
  • Maximum input current: 14A 
  • Peak efficiency: Up to 97.3%
  • Operating temperature: -25°C to +60°C
  • Dimensions: Compact design (310 x 373 x 160 mm)
  • Weight: 7.4 kg
  • Certifications relevant: Australian standards

Solis S5-GR1P(0.7-3)K-M Mini Series Inverter warranty

Solis typically offers a standard 5-10-year warranty on its inverters. However, it’s recommended that the exact warranty terms be confirmed with the authorised Solis distributor or retailer in Australia, as there might be variations depending on the specific purchase agreement.

Applications for the Solis S5-GR1P(0.7-3)K-M Mini Series Inverter

The Solis S5-GR1P(0.7-3)K-M Mini Series inverter is well-suited for:

  • Residential homes: Ideal for homeowners seeking to reduce electricity bills and minimise environmental impact.
  • Small commercial buildings: Suitable for businesses with limited roof space or energy requirements.
  • Off-grid systems: These can be integrated into off-grid setups with appropriate battery storage.

Pros of the Solis S5-GR1P(0.7-3)K-M Mini Series Inverter

  • High efficiency: Boasts impressive efficiency rates, maximising energy output from your solar panels.
  • Compact design: Its small size makes it ideal for residential and small commercial installations.
  • Smart technology: Incorporates advanced features like MPPT for optimal performance and monitoring capabilities.
  • Durable build: Designed to withstand harsh weather conditions, ensuring long-term reliability.
  • Easy installation: User-friendly design simplifies the installation process.
  • Affordability: Offers competitive pricing without compromising on quality.

Cons of the Solis S5-GR1P(0.7-3)K-M Mini Series Inverter

  • Limited power output: This may not be suitable for large-scale solar systems.
  • Lack of battery storage integration: This does not include built-in battery storage.

Is the Solis S5-GR1P(0.7-3)K-M Mini Series Inverter right for you?

The Solis S5-GR1P(0.7-3)K-M is an excellent choice for:

  • Small-to-medium-sized residential systems: This inverter can effectively meet your needs if you have a rooftop space limitation or a smaller energy consumption profile.
  • Commercial buildings: This inverter provides a reliable and efficient solution for small commercial establishments with limited roof space.
  • Budget-conscious consumers: This inverter offers a good balance of performance and affordability, making it suitable for those seeking a cost-effective option.

However, you might consider higher-powered models if you require a larger inverter capacity or have complex roof orientations.

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