4kW High-Efficiency Grid-Tied Solar Kit - Hoymiles HMS-2000 & Thornova 500W Bifacial Array

The 4kW Hoymiles Microinverter Kit is engineered for homeowners seeking the absolute highest energy yield per square foot. By combining the module-level optimization of Hoymiles HMS-2000-4T microinverters with the advanced light-capture technology of JA Solar 505W Bifacial panels, this system ensures that even shaded or low-light environments produce maximum energy for your home.

This kit features 8x JA Solar 505W Bifacial N-Type panels. Unlike standard panels, these modules utilize dual-sided cell technology to harvest energy from reflected light, providing up to a 30% boost in production. Because each panel is managed independently by its own MPPT tracker within the Hoymiles microinverter, your system is protected from the "Christmas light effect"—where shading on one panel traditionally drops the production of the entire string.

Kit Components & System Highlights:

• 8x JA Solar 505W Bifacial Panels: N-Type technology with a 30-year linear power warranty and superior temperature coefficient for hot summer days.
• 2x Hoymiles HMS-2000-4T Microinverters: High-power "4-in-1" units that handle 4 panels each, reducing roof-top hardware and installation complexity.
• Hoymiles DTU-Pro-S Gateway: Real-time, panel-level monitoring via the S-Miles Cloud. Features Sub-1G wireless for industry-leading signal penetration through walls.
• AC Trunk Wiring Package: Includes Hoymiles bus cables and an end cap for a secure, professional interconnection on your roof.
• Bifacial Advantage: Optimized for ground mounts or light-colored roofs to capture reflected "albedo" light for maximum kWh harvest.
• Code Compliant: Integrated Rapid Shutdown functionality and UL 1741 SB certification for legal utility interconnection.

Technical Specifications:

Technical Tip: Because JA Solar Bifacial panels are highly efficient, the 1:1 DC/AC ratio in this kit ensures that the Hoymiles microinverters operate at their peak efficiency window throughout the day without significant clipping.