Fogstar Energy 48.3kWh Modular 51.2V Battery + Inverter Bundle
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Scalable 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 48.3kWh Modular Battery Stack is a high-capacity LiFePO₄ energy storage solution built from three 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.
48.3kWh Modular Design
Built using three 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 from a single 48.3kWh stack through to a full 1.23MWh system, 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: 48.3kWh
• Nominal Voltage: 51.2V
• Operating Voltage Range: 43.2V – 57.6V
• Capacity: 942Ah
• Configuration: 3 × 16S1P (Three 16.1kWh Modules)
• BMS: 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) × 949(H)mm
• Weight: 394kg
• 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 48.3kWh 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 1.23MWh.
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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