Fogstar Energy 64.4kWh Modular 51.2V Battery + Inverter Bundle
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Large-Scale Modular Energy Storage, Built Around Fogstar Reliability
Simply select your preferred Fogstar inverter option above to create a complete energy storage system tailored to your installation.
The Fogstar Energy IP65-Rated 64.4kWh Modular Battery Stack is a high-capacity LiFePO₄ energy storage solution built from four 16.1kWh battery modules and managed by a dedicated control unit. Designed for residential, commercial and light industrial applications, it combines scalable energy storage with simplified installation, integrated heating, built-in fire suppression and IP65-rated protection for dependable long-term performance.
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64.4kWh Modular Design
Built using four 16.1kWh LiFePO₄ battery modules managed by a dedicated control unit, creating a unified energy storage system that simplifies installation, servicing and expansion.
Scalable Energy Storage
Supports installation up to 64.4kWh, making it suitable for residential, commercial and industrial applications.
Advanced Battery Management
Advanced Battery Management System provides intelligent monitoring, protection and control for safe, reliable long-term operation.
IP65-Rated Construction
Fully sealed enclosure protects against dust ingress and water exposure, making the system suitable for both indoor and outdoor installation.
Integrated Fire Suppression
Built-in heat-activated aerosol fire suppression system provides rapid internal response to thermal events without ongoing maintenance requirements.
Cold-Weather Ready
Integrated battery heating enables safe charging at low temperatures and reliable operation in ambient conditions down to -15°C.
JK Active Balancing
Integrated 2A active balancing continuously optimises cell voltages, helping to improve efficiency, stability and long-term battery performance.
High Output Performance
Designed around a low-voltage 51.2V architecture capable of supporting high-power inverter systems, large backup installations and demanding off-grid applications.
Touchscreen Monitoring
Integrated LCD touchscreen display provides real-time system information, diagnostics and battery management functions.
Built-In System Protection
Integrated 350A breaker allows the entire system to be safely isolated during maintenance, faults or emergency situations.
6-Year Warranty
Backed by a comprehensive 6-year manufacturer warranty and supported by 10 years of UK-based Fogstar customer service.
• Battery Chemistry: LiFePO₄
• Rated Energy: 64.4kWh
• Nominal Voltage: 51.2V
• Operating Voltage Range: 43.2V – 57.6V
• Capacity: 1256Ah
• Configuration: 4 × 16S1P (Four 16.1kWh Modules)
• BMS: SEPLOS 150A
• Active Balancer: JK 2A Active Balancer
Performance
• Maximum Charge Current: 300A
• Maximum Discharge Current: 300A
• Cycle Life: Up to 8,000 Cycles @ 91% DoD
• Charge Temperature Range: 0°C to 45°C (with integrated heating)
• Discharge Temperature Range: -20°C to 45°C
• Integrated Battery Heating
Physical Specifications
• Dimensions: 830(L) × 450(W) × 1199(H)mm
• Weight: 517kg
• IP Rating: IP65
• Integrated Fire Suppression System
• Integrated 350A DC Breaker
• Modular Stack Construction
Communications
• LCD Touchscreen Display
• CAN Communication
• RS485 Communication
What's Included?
• Fogstar Energy IP65-Rated 64.4kWh Modular Battery Stack
• Top-Mounted Control Unit
• Battery Base Plate
• Pre-Terminated 95mm² Battery Power Cables
• Amphenol Battery-to-Battery Connection Cables
• 1.5m Communication Cable
Installation Notes
• Always connect all negative conductors before connecting positive conductors.
• Supplied power cables are suitable for most installations.
• Some system configurations may require connection via an external busbar and manufacturer-specific inverter cables.
• Additional battery stacks can be connected in parallel to increase total system capacity up to 64.4kWh.
Choose from a 3.6kW or 10kW Hybrid Inverter to create a grid-connected energy storage system. Ideal for storing solar energy, reducing grid reliance and maximising self-consumption.
3.6kW Hybrid Inverter
The Fogstar GEN2-LB-EU 3.6K is a compact single-phase hybrid inverter designed for residential solar and battery storage systems. Featuring dual MPPTs, backup power capability and seamless integration with Fogstar 48/51.2V batteries, it is ideal for smaller installations and essential backup applications.
Quick Specs
• 3.6kW AC output
• Dual MPPT inputs
• Up to 7kW PV input
• 80A battery charge/discharge
• On-grid and off-grid operation
10kW Hybrid Inverter
The Fogstar GEN-LB-EU 10K is a high-performance single-phase hybrid inverter designed for larger residential and light commercial energy storage systems. Featuring dual MPPTs, generator support and seamless integration with Fogstar 48/51.2V batteries, it delivers exceptional flexibility for solar self-consumption, backup power and off-grid applications.
Quick Specs
• 10kW AC output
• Dual MPPT inputs
• Up to 15kW PV input
• 208A battery charge/discharge
• On-grid and off-grid operation
Choose from a 6kW or 14kW Off-Grid Inverter for properties operating independently from the grid. Perfect for remote locations, workshops, cabins and off-grid homes.
6kW Off-Grid Inverter
The Fogstar SNA 6K is a powerful single-phase off-grid inverter designed for reliable energy storage and backup power applications. Featuring dual MPPTs, generator support and seamless integration with Fogstar 48/51.2V batteries, it is ideal for off-grid homes, cabins and remote energy systems.
Quick Specs
• 6kW AC output
• Dual MPPT inputs
• Up to 9.6kW PV input
• 140A battery charge/discharge
• Parallel capability up to 18 units
➡️ View SNA 6K Off-Grid Inverter
14kW Off-Grid Inverter
The Fogstar SNA 14K is a high-capacity single-phase off-grid inverter designed for larger residential, commercial and agricultural energy systems. Featuring dual MPPTs, generator support and seamless integration with Fogstar 48/51.2V batteries, it delivers exceptional performance for high-demand off-grid and backup power applications.
Quick Specs
• Up to 14kW AC output
• Dual MPPT inputs
• Up to 24kW PV input
• 250A battery charge/discharge
• Parallel capability up to 16 units
Planning a larger installation? Pair your battery with our 20kW Three-Phase Hybrid Inverter, ideal for commercial properties, agricultural applications and scalable energy storage systems.
20kW Three-Phase Hybrid Inverter
The Luxpower TriP2-LB-3P 20K is a high-capacity three-phase hybrid inverter designed for residential, commercial and agricultural energy systems. Featuring triple MPPTs, generator support and seamless integration with Fogstar 48/51.2V batteries, it delivers flexible and efficient energy management for larger installations with demanding power requirements.
Quick Specs
• 20kW three-phase AC output
• 3 independent MPPT inputs
• Up to 30kW PV input
• Up to 250A battery charge/discharge
• Parallel capability up to 10 units
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