SolaX X1-BOOST G4 Single-Phase On-Grid Inverter – 5kW / 6kW

The SolaX X1-BOOST G2 is a high-efficiency single-phase residential on-grid inverter designed for modern PV systems. It offers excellent solar harvesting performance, advanced safety features, and strong flexibility for multi-orientation rooftops.

Key Benefits

• High PV performance: 2 MPPT trackers for multi-orientation arrays, with up to 16A input current per MPPT.
• Oversizing support: Up to 200% PV oversizing
• Parallel capable: Supports parallel operation up to 5 inverters (application dependent).
• Smart energy management: Compatible with smart load control such as heat pumps and EV chargers.
• Enhanced safety: Type II surge protection on both DC and AC sides; AFCI support (optional).
• Outdoor ready: IP66 enclosure suitable for indoor or outdoor installation.

Available Models

Core Technical Specifications

PV (Solar) Input

• Max PV input voltage: 600 V
• Nominal PV input voltage: 360 V
• Operating voltage range: 35–600 V
• MPPT voltage range: 40–560 V
• Start-up voltage: 50 V
• MPPT / strings: 2 MPPT (1 string per MPPT)
• Max input current per MPPT: 16 A
• Max short-circuit current per MPPT: 22 A

AC Output

• Nominal AC voltage: 1 / N / PE, 220 / 230 / 240 V
• Nominal AC frequency: 50 Hz / 60 Hz
• Adjustable power factor: ~1 (0.8 lagging to 0.8 leading)
• THDi (rated power): < 3%

Efficiency

• Maximum efficiency: 98.0%
• European efficiency: 97.0%

Build, Environment & Connectivity

• Ingress protection: IP66
• Operating temperature: -25°C to 60°C
• Maximum altitude: 4000 m
• Dimensions (W × H × D): 404 × 274 × 146 mm
• Net weight: 11.5 kg
• Cooling: Natural cooling
• Night-time consumption: < 3 W
• Communication options: RS485, DRM, optional Meter, CT

Safety & Protection

• DC & AC Type II Surge Protection
• Anti-islanding protection
• Residual current detection
• DC reverse polarity protection
• Over/under voltage and frequency protection
• Optional AFCI and Rapid Shutdown compatibility

Important Note

This is an grid-tied (on-grid) inverter and does not support battery storage. For battery backup and energy storage applications, a hybrid inverter is required.