Solis 100kW Commercial Three-Phase String Inverter – S5-GC100K-US-APST

The Solis S5-GC100K-US-APST is a high-performance 100kW three-phase grid-tied string inverter designed for commercial, industrial, agricultural, and large-scale distributed generation solar projects throughout North America. Engineered specifically for 480VAC commercial applications, this inverter combines industry-leading efficiency, advanced safety technologies, and intelligent monitoring capabilities into a robust and reliable platform.

Featuring ten independent MPPT channels, support for modern high-current photovoltaic modules up to 16A per string, integrated AFCI protection, and an integrated APS module-level rapid shutdown transmitter, the S5-GC100K-US-APST maximizes energy harvest while simplifying NEC rapid shutdown compliance requirements. The inverter also includes advanced string monitoring, smart I-V curve scanning, integrated PID recovery, and SolisCloud monitoring capabilities for long-term system optimization and reliability.

Key Technology

• 100kW Commercial Three-Phase Power Conversion
  Designed for large commercial rooftops, industrial facilities, and utility-scale distributed generation projects.

• Ten Independent MPPT Inputs
  Supports multiple array orientations and complex rooftop layouts while maximizing energy production.

• 16A String Current Capability
  Fully compatible with modern high-current and bifacial photovoltaic modules.

• 98.8% Maximum Efficiency
  Industry-leading conversion efficiency maximizes energy production and project returns.

• Integrated APS Rapid Shutdown Transmitter
  Provides built-in module-level rapid shutdown communication for simplified NEC 690.12 compliance.

• Integrated AFCI Protection
  Arc fault circuit interruption proactively reduces fire risk and enhances system safety.

• Nighttime PID Recovery Function
  Helps mitigate potential induced degradation and improve long-term module performance.

• Advanced SolisCloud Monitoring
  Supports remote monitoring, diagnostics, firmware upgrades, and performance analytics.

Best Uses

• Commercial Rooftop Solar Systems
  Ideal for warehouses, office buildings, schools, and retail centers.
• Industrial Solar Projects
  Supports manufacturing facilities and industrial energy offset projects.
• Agricultural Solar Installations
  Excellent for farms, irrigation systems, and agricultural processing facilities.
• Large Distributed Generation Systems
  Provides reliable energy conversion for high-capacity commercial solar systems.
• Rapid Shutdown Compliant Systems
  Integrated APS transmitter simplifies NEC compliance and reduces additional hardware requirements.

Warranty

• Standard Warranty: 10 Years
• Maximum Efficiency: 98.8%
• CEC Efficiency: 98.2%
• Ingress Protection: NEMA 4X

Product Specifications

Commercial Solar Performance Designed for Large-Scale Projects

The Solis S5-GC100K-US-APST combines ten MPPT channels, integrated rapid shutdown capability, intelligent diagnostics, advanced safety features, and commercial-grade reliability into a powerful platform optimized for North American commercial and industrial solar projects.

Why Buy From US Solar Supplier

US Solar Supplier is an American-founded company based in Kentucky dedicated to offering top-quality solar components from trusted manufacturers. We provide competitive pricing, dependable inventory, and products backed by warranties you can trust.

Our inventory is updated daily with the latest solar technologies, and our experienced team is ready to assist with product selection, system design, and installation guidance.

Need Assistance?

Have questions before you order? Call 1-800-230-7004 to speak with our knowledgeable support team. We’re here to help with product details, compatibility questions, or purchasing support.