SOL-25K-APST

The Solis S6-GC25K-US-APST is a high-performance three-phase grid-tied string inverter designed for commercial solar installations requiring advanced monitoring, safety, and energy production capabilities. Delivering 25kW of AC output power and up to 98.8% maximum efficiency, this inverter features three MPPTs and six string inputs, providing flexibility for multiple array orientations and complex rooftop layouts. The APST version includes an integrated APS module-level rapid shutdown transmitter to meet modern NEC rapid shutdown requirements while simplifying system design and installation. Advanced features such as intelligent string monitoring, Smart I-V Curve scanning, AFCI protection, and optional PID recovery help maximize system performance and safety. With integrated DC and AC disconnects, Type 4X environmental protection, anti-corrosion construction, and support for RS485, Ethernet, WiFi, and cellular communications, the S6-GC25K-US-APST is engineered for reliable long-term operation in demanding commercial solar applications.

KEY FEATURES
• 25kW three-phase commercial string inverter
• Integrated APS module-level rapid shutdown transmitter (APST)
• 3 MPPTs with support for up to 6 PV strings
• Up to 98.8% maximum efficiency and 98.3% CEC efficiency
• AFCI protection, intelligent string monitoring, and Smart I-V Curve scanning