Fogstar Energy 48.3kWh Modular 48V Battery + Inverter Bundle
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The Fogstar Energy IP65-Rated 48.3kWh Modular Battery Stack is a high-capacity lithium energy storage solution designed for residential, commercial and off-grid applications.
Built using three 16.1kWh battery modules and managed by a dedicated control unit, this modular energy storage system combines exceptional capacity, advanced safety features and long-term reliability. With integrated battery heating, automatic fire suppression, IP65-rated protection, it provides a future-ready solution for solar energy storage, backup power and large-scale off-grid installations.
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 64.4kWh 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 64.4kWh.
Choose from the GEN3 3-6K or GEN PRO 8-12K Hybrid Inverter to create a grid-connected energy storage system. Ideal for storing solar energy, reducing grid reliance and maximising self-consumption.
GEN3 3-6K Single-Phase Hybrid Inverter
The Fogstar GEN3-LB-EU 3-6K is a compact single-phase hybrid inverter range designed for residential solar and battery storage systems. Featuring dual MPPTs, generator support, backup power capability and seamless integration with Fogstar 48/51.2V batteries, it provides a flexible solution for installations with different power requirements.
Quick Specs
• 3.6kW, 5kW and 6kW output options
• Dual MPPT inputs
• Up to 12kW PV input
• Up to 125A battery charge/discharge
• 7ms backup switching S&S inverter spec
GEN PRO 8-12K Single-Phase Hybrid Inverter
The Fogstar GEN PRO-LB-EU 8-12K is a high-performance single-phase hybrid inverter range designed for larger residential and light-commercial energy storage systems. Featuring triple MPPTs, high-current battery charging, generator support and seamless integration with Fogstar 48/51.2V batteries, it provides increased capacity for demanding solar, storage and backup applications.
Quick Specs
• 8kW, 10kW and 12kW output options
• Triple MPPT inputs
• Up to 21kW PV input
• Up to 270A battery charge/discharge
• 7ms backup switching S&S inverter spec
Choose from the SNA PRO 6.5K or SNA 14K Off-Grid Inverter for properties operating independently from the grid. Ideal for remote locations, workshops, cabins, agricultural sites and off-grid homes.
SNA PRO 6.5K Off-Grid Inverter
The Fogstar SNA PRO-EU 6.5K is a compact single-phase off-grid inverter designed for reliable standalone energy systems. Featuring dual MPPTs, generator support and seamless integration with Fogstar 48/51.2V batteries, it provides dependable power for off-grid homes, cabins, workshops and remote installations.
Quick Specs
• 6.5kW AC output
• Dual MPPT inputs
• Up to 12kW PV input
• 135A charge / 140A discharge
• 13kW surge power for 5 seconds S&S inverter spec
➡️ View SNA PRO 6.5K Off-Grid Inverter
SNA 14K 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, dedicated generator support and seamless integration with Fogstar 48/51.2V batteries, it delivers substantial solar and battery capacity for demanding standalone installations.
Quick Specs
• 14kW AC output
• Dual MPPT inputs
• Up to 24kW PV input
• 270A battery charge/discharge
• Up to 15kW generator input S&S inverter spec
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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