S6 4kW Dual MPPT Single Phase With DC

The Solis S6 4kW Dual MPPT Single Phase Inverter with DC Isolator (Part No: SOL-4.0-S6-DT-DC) is a compact, efficient single-phase grid-tie inverter designed for residential solar PV systems, featuring dual MPPT trackers and integrated DC isolator for optimized performance and safety.

Product Description

The Solis S6 series inverter is suitable for residential installations, offering super high-frequency switching technology for maximum efficiency up to 97.3%. Its fanless design ensures ultra-quiet operation below 20 dBA, while the wide input voltage range supports high-efficiency modules and bifacial panels. With built-in export power manager (EPM), DRM, and AFCI protection, it complies with grid requirements and enhances safety. The integrated DC isolator simplifies installation and maintenance.

Key Features

• Dual MPPT trackers: Precise MPPT algorithm for optimal energy harvest from two strings.
• Compact and lightweight: Easy to install.
• Fanless design: Minimal noise under 20 dBA for quiet operation.
• High efficiency: Maximum 97.3%, Euro efficiency 96.5%.
• Wide voltage range: Low startup voltage for extended generation hours.
• Integrated DC isolator: Enhances safety and simplifies wiring.
• AFCI protection: Built-in arc-fault circuit interrupter for fire prevention.
• Smart grid features: DRM and integrated EPM for export control.
• Transformerless topology: Improves efficiency and reduces weight.

Technical Specifications

• Model: S6-GR1P4K-DC – S6 4kW Dual MPPT with DC Isolator.
• Rated AC power output: 4 kW.
• Maximum AC power: 4.4 kW.
• Maximum DC power: 6 kW.
• MPPT voltage range: 90–520 V.
• Startup voltage: 120 V.
• Shutdown voltage: 90 V.
• Maximum input voltage: 600 V.
• Maximum input current: 14 A / 14 A (per MPPT).
• MPPT number / strings per MPPT: 2 / 1+1.
• Efficiency (max): 97.3%.
• Euro efficiency: 96.5%.
• Topology: Transformerless.
• Protection rating: IP66.
• Certifications: G98/G99 compliant.

Dimensions & Weights

• Width: 310 mm.
• Depth: 160 mm.
• Height: 543 mm.
• Weight: 11.2 kg.

System & Application Notes

• Ideal for residential PV systems with 10-14 panels across two strings.
• Compatible with high-efficiency and bifacial solar modules.
• Suitable for grid-tie applications with export limitation options.
• Supports monitoring via Solis app or portal.
• Installation by qualified solar professionals following Solis guidelines and local regulations.
• Warranty: 5 years standard (extendable to 10 years).