Solis 66kW 4-MPPT Solar Inverter with 10-Year Warranty

The Solis Solis-66K-US-F-LSW-SPRT inverter is a robust solution designed for efficiency with a target efficiency of 98.8%. Tailored for various applications including commercial and utility-scale use, this inverter is compact, lightweight, and built to last in a corrosion-resistant NEMA 4X enclosure. With its advanced MPPT designs, it converts solar energy seamlessly, offering reliability and substantial energy savings.

Product Features

High Efficiency Performance

Maximize energy conversion with a 98.8% peak efficiency, ensuring optimal power output for your solar installations. This inverter’s lower start-up voltage increases its effectiveness, delivering consistent energy solutions for all scales.

Innovative Design

Compact and lightweight, the Solis inverter is housed in a NEMA 4X enclosure, providing durability against environmental conditions. It supports a transformerless three-phase design with 480 Vac output, making it ideal for several installations.

Advanced MPPT Technology

This inverter features a leading-edge 4 MPPT design that adjusts quickly, within less than 5 seconds, aligning with varying sun conditions to ensure consistent energy collection and delivery.

Enhanced Safety Features

Safety is a priority with integrated AFCI protection to reduce fire risks, alongside rapid shutdown functionality conforming to stringent standards. Ground fault monitoring and anti-islanding protection further contribute to stable and safe operations.

Connectivity and Monitoring

Stay connected with the RS-485 Modbus protocol and optional Wi-Fi communication. Monitor performance online effectively, with data accessible through the Solis Mobile App for proactive management.

How It Works

The Solis inverter efficiently converts DC to AC power through its advanced MPPT and transformerless technology. Designed for both cooperative and independent operations, it ensures energy is effectively managed and delivered across various applications.

MPPT Process

The Multiple Power Point Tracking (MPPT) system quickly and accurately adjusts to capture maximum solar input, optimizing energy output for a broad range of weather conditions.

Cooling System

An intelligent redundant fan-cooling system provides consistent thermal management, ensuring the inverter operates at peak efficiency without overheating.

Display and Communication

An integral LCD display offers real-time data visualization, while RS-485 and optional wireless communication enable remote monitoring and system adjustments for efficiency.

Specifications