Energy Storage

Freedom Won Lithium-Ion Energy Storage Systems

High-Performance LiFePO₄ Batteries for Demanding Applications

Freedom Won’s range of lithium iron phosphate (LiFePO₄) batteries are engineered for maximum performance, system flexibility, and long-term reliability across residential, commercial, and industrial energy storage projects. These batteries are fully compatible with hybrid, grid-tied, and off-grid systems, and are optimized for seamless integration with most Tier 1 inverter platforms.

Technical Highlights

• Cell Chemistry: Lithium Iron Phosphate (LiFePO₄) – superior thermal stability, safety, and cycle life

• Cycle Life: Up to 10,000 cycles at 80% DOD (Depth of Discharge), depending on model and application

• Round-Trip Efficiency: 96–98% under typical conditions

• Operating Voltage: Nominal 48V, 120V, 192V, 384V, 512V, and custom options up to 800VDC

• Continuous Discharge Capability: From 5kW to 500kW+ depending on configuration

• Scalability: Parallel stackable systems for multi-MWh installations

• BMS: Integrated advanced Battery Management System with CAN/RS485 support for closed-loop communication with Victron, SMA, Sunsynk, GoodWe, Fronius, and others

• Thermal Management: Passive design with built-in thermal protection, plus optional active cooling for high-load applications

• Enclosure Options: Wall-mount, rack-mount, or custom IP-rated enclosures for indoor/outdoor deployments

Application Sectors

• Residential & C&I PV Storage: Time-of-use optimization, peak shaving, load shifting

• Telecom & Remote Sites: Reliable backup in harsh conditions with low self-discharge and zero maintenance

• Utility & Grid Support: Load balancing, grid stabilization, spinning reserve

• Microgrid & Islanded Systems: Full autonomy with generator and solar integration

• Mobile & Transport: Modular battery systems for EVs, marine, and mobile generator applications

System Integration & Communication

Freedom Won batteries feature full closed-loop communication protocols and API access for custom integration. The onboard BMS supports CANBus and RS485 for real-time monitoring, protection, and control. Configurable parameters include charge/discharge limits, SOC thresholds, and fault reporting.

Compliance & Certifications

• UN 38.3 transport certification

• CE and IEC 62619 / 61000 compliance

• Local manufacturing and warranty support in South Africa

• Compatible with NRS097-2-1 inverter configurations and Eskom embedded generation policies

Future-Proof Lithium Storage

From 5kWh to multi-MWh deployments, Freedom Won delivers a modular, intelligent, and robust energy storage solution that meets the needs of modern energy systems and critical power applications.