Fronius Primo 15kW 15.0-1 SnapINverter Single Phase Solar Inverter | Wi-Fi Monitoring 4,210,078,800

The Fronius Primo 15.0-1 is a high-performance single-phase transformerless string inverter designed for residential and light commercial photovoltaic systems. Delivering up to 15kW of AC output power, the Primo combines advanced power conversion technology, dual MPPT tracking, integrated monitoring, and Fronius' innovative SnapINverter mounting system for fast installation and reliable long-term operation.

Built for North American solar installations, the Primo 15.0-1 features integrated Wi-Fi and Ethernet communications, Arc Fault Circuit Interruption (AFCI), SunSpec Modbus compatibility, and Fronius Solar.web monitoring. Its wide input voltage range and dual MPPT architecture maximize energy harvest while providing exceptional system design flexibility. 

Key Technology

• 15kW AC Output Power
  Designed for high-output residential and light commercial solar installations.

• Dual MPPT Design
  Two independent Maximum Power Point Trackers optimize production from multiple roof orientations and string configurations.

• SnapINverter Mounting System
  Unique hinge-mount design simplifies installation, servicing, and maintenance.

• Integrated Wi-Fi & Ethernet
  Built-in communications enable remote monitoring, data logging, and system management.

• Fronius Solar.web Monitoring
  Provides real-time system monitoring through web and mobile applications.

• Arc Fault Circuit Interruption (AFCI)
  Integrated arc-fault protection enhances system safety and code compliance.

• Wide Input Voltage Range
  Supports flexible string sizing and module configurations.

• NEMA 4X Enclosure
  Suitable for indoor and outdoor installations in demanding environments.

Best Uses

• Residential Solar Systems
  Ideal for larger home solar installations requiring high energy production.

• Light Commercial Projects
  Supports small business and commercial rooftop PV systems.

• Multi-Orientation Arrays
  Dual MPPT inputs optimize performance across multiple roof planes.

• Grid-Tied Solar Installations
  Designed for utility-interactive photovoltaic applications.

Warranty

• Manufacturer Warranty: 10 Years
• Upgradeable Warranty Options: Available through Fronius

Product Specifications

About Fronius

Fronius is a global technology leader in solar energy, battery charging, and welding technology. Known for innovative inverter designs and advanced monitoring capabilities, Fronius products are trusted worldwide for residential, commercial, and industrial renewable energy projects.

Powerful, Flexible & Connected Solar Performance

The Fronius Primo 15.0-1 combines 15kW of single-phase power output, dual MPPT optimization, integrated communications, and industry-leading monitoring capabilities to deliver exceptional performance for modern grid-tied solar installations.

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.