APsystems QT2 208V Three-Phase Microinverter – 1728W Commercial Solar Inverter

The APsystems QT2 208V Three-Phase Microinverter is a powerful, high-performance solar inverter designed specifically for commercial and large-scale photovoltaic installations. Delivering up to 1728W of AC output power, the QT2 supports up to four solar modules per unit, helping reduce system complexity while maximizing energy production and installation efficiency.

Engineered for commercial rooftops, agricultural facilities, industrial buildings, schools, and ground-mounted solar arrays, the QT2 combines advanced power conversion technology with reliable three-phase operation. Its 120/208V output provides balanced power distribution across commercial electrical systems while ensuring excellent energy harvest from each connected solar module.

Built to withstand demanding environmental conditions, the QT2 features a durable weather-resistant design and is backed by APsystems' industry-leading 25-year manufacturer warranty, providing long-term performance and investment protection.

Key Features

High-Power Commercial Performance

• Up to 1728W maximum AC output

• Designed for commercial and industrial solar installations

• Supports larger solar arrays with fewer inverter units

• Maximizes overall system efficiency and energy production

Supports Four Solar Modules

• Connects up to four PV modules per microinverter

• Reduces equipment count and installation complexity

• Independent module-level operation improves system reliability

• Simplifies design and maintenance

Three-Phase 208V Output

• Compatible with 120/208V three-phase electrical systems

• Balanced power distribution for commercial applications

• Seamless integration into commercial utility infrastructure

• Ideal for businesses, warehouses, and institutional facilities

High-Efficiency Energy Harvest

• Optimized DC-to-AC power conversion

• Maximizes solar production throughout the day

• Reduces losses associated with traditional string inverter systems

• Enhances long-term energy yield

Built for Long-Term Reliability

• Rugged weather-resistant enclosure

• Suitable for rooftop and ground-mount installations

• Designed for harsh outdoor environments

• Low-maintenance operation with proven durability

Industry-Leading Warranty

• 25-year manufacturer warranty

• Long-term investment protection

• Reduced lifecycle ownership costs

• Trusted performance for commercial solar projects

Benefits of the APsystems QT2

The QT2 allows commercial solar developers and system owners to increase energy production while simplifying system architecture. By supporting four modules per microinverter, installation labor and balance-of-system costs can be reduced while maintaining the benefits of module-level power conversion.

Unlike traditional string inverter systems, microinverter technology helps mitigate power losses caused by shading, module mismatch, dirt accumulation, or varying panel orientations. This results in higher overall system performance, increased energy harvest, and improved long-term return on investment.

The QT2 is particularly valuable for commercial applications where reliability, scalability, and maximum uptime are essential for achieving project financial goals.

Ideal Applications

• Commercial rooftop solar systems

• Industrial solar installations

• Agricultural solar projects

• Schools and educational facilities

• Ground-mounted solar farms

• Municipal and government solar projects

• Large-scale distributed generation systems

Technical Highlights

Why Choose the APsystems QT2?

The APsystems QT2 208V Three-Phase Microinverter delivers the perfect combination of high power output, commercial-grade reliability, and module-level energy optimization. With support for four solar modules, efficient three-phase power conversion, and a 25-year warranty, the QT2 is an ideal solution for commercial solar projects seeking maximum energy production, simplified installation, and long-term investment security.