Fogstar x LuxpowerTek GEN3 3–6K (Single-Phase Hybrid)
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The Fogstar x LuxpowerTek GEN3-LB-EU is a single-phase (230V) hybrid inverter range built on next-generation LuxpowerTek technology and configured for seamless integration with Fogstar 48V (51.2V) battery systems.
Available in 3kW, 3.6kW, 4kW, 4.6kW, 5kW and 6kW output options, the range provides a flexible solution for residential energy systems of different sizes.
Designed for on-grid and off-grid operation, it combines up to 12kW of PV input, strong battery performance and seamless 7ms switching in an IP66-rated, installer-friendly platform.
With dual MPPTs, generator support and parallel capability for up to 16 units, the GEN3-LB-EU provides a flexible foundation for modern residential energy systems.
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Build & Installation
• IP66-rated enclosure
• Smart cooling system
• Transformerless AC-side topology
• Transformer-based battery-side topology
• LCD display
• RS485, Wi-Fi and CAN communication
• Noise emission: <50dB
• Maximum operating altitude: 4000m, with derating above 2000m
• Operating temperature: -25°C to 60°C, with derating above 45°C
• Storage temperature: -40°C to 65°C
• Relative humidity: 0–100%
• Warranty: 5 / 10 years
Dimensions: 416 × 538.5 × 229.5mm
Weight: 22.5kg
Battery & Power Performance
• 48V nominal battery system
• 40–60V battery operating range
• 80–125A maximum charge and discharge current, depending on model
• 3.6–6kW maximum charge and discharge power, depending on model
• Battery force wake-up from PV, grid and generator
Designed to provide stable battery performance across solar generation, grid charging and generator-supported systems.
Efficiency & Protection
• 99.9% MPPT efficiency
• 97.0% maximum efficiency
• 95.9% EU efficiency
• 95.0% maximum charge and discharge efficiency
• Overcurrent and overvoltage protection
• Anti-islanding protection
• AC short-circuit protection
• Leakage-current protection
• Ground-fault monitoring
• Grid monitoring
• Integrated DC switch
• Type II AC/DC surge protection
• Optional arc-fault circuit interrupter protection
Certified to EN 62109-1/-2, EN 61000, EN 50549-1/-10, UNE 27001/UNE 27002, G99 and G100 standards.
• Six output options from 3–6kW
• Single-phase 230V operation
• Two independent MPPT inputs
• Up to 12kW maximum PV input
• Up to 125A battery charge and discharge current
• Generator input up to 12kW
• 7ms switching time
• Double-rated surge power for one second
• Supports up to 16 units in parallel
• On-grid and off-grid capability
• IP66-rated enclosure
• Built-in Type II AC/DC surge protection
• 230V rated AC voltage
• 50 / 60Hz rated frequency
• 3,000–6,000W rated AC output power
• 13–26A rated AC output current
• 12,000W maximum AC input power
• 52A maximum AC input current
• 52A maximum continuous AC passthrough current
• Adjustable power factor from 0.8 leading to 0.8 lagging
• <3% total harmonic current distortion
• 12,000W generator input power
• 52A rated generator input current
• 6,600–12,000W maximum PV input power, depending on model
• 360V rated PV input voltage
• Two independent MPPT inputs in a 1:1 configuration
• 60–425V MPPT operating range
• 530V maximum PV input voltage
• 50V start-up voltage
• 20A maximum PV input current per MPPT
• 32A maximum PV short-circuit current per MPPT
• 99.9% MPPT efficiency
The dual-MPPT configuration allows separate solar strings to operate independently, supporting efficient energy harvesting across different roof orientations and array layouts.
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