Freedom Won 96 Wh lithium battery is a compact, high-efficiency energy storage module designed to seamlessly replace small lead acid batteries in solar, RV, marine, and off-grid systems. Despite its modest size, this battery packs excellent cycle life, fast charging, and built-in safety protections — making it ideal for auxiliary loads, lighting circuits, control electronics, or as a modular building block in larger battery banks. With a rugged ABS enclosure, IP56 rating, and wide operating temperature range, it delivers dependable performance in diverse environments.
Key Features
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Drop-in replacement for 7 Ah VRLA batteries, but with vastly superior lifetime
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2,000 cycles at full depth of discharge (100 % DoD)
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High charge/discharge efficiency (96 %–99 % discharge efficiency)
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Low internal resistance (≤ 60 mΩ) yields stable voltage under load
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Robust protection via integrated BMS: overcharge, overdischarge, overcurrent, short circuit, temperature & balancing
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Wide operating range: charge 0 °C to 45 °C; discharge –20 °C to 60 °C
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Durable, weather-resistant design: IP56 ingress protection
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Lightweight and compact: only ~1 kg with dimensions ~150 × 65 × 95 mm
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Modular & scalable: supports series/parallel expansion for increased capacity
Technical Data
| Parameter | Value |
|---|---|
| Nominal Voltage | 12.8 V |
| Nominal Capacity | 7.5 Ah |
| Energy | 96 Wh |
| Internal Resistance | ≤ 60 mΩ |
| Cycle Life | > 2,000 cycles @ 0.2C, 100 % DoD |
| Self-discharge (monthly) | < 3 % |
| Charge Efficiency | 100 % at 0.5C |
| Discharge Efficiency | 96 %–99 % at 1C |
| Charge Voltage Range | 14.0 – 14.6 V |
| Max Charge Current | 7.5 A |
| Discharge Cut-off Voltage | 8.0 V |
| Max Continuous Discharge | 7.5 A |
| Max Pulse Discharge | 15 A (< 3 s) |
| Operating Temperatures | Charge: 0 °C to 45 °C, Discharge: –20 °C to 60 °C |
| Ingress Protection | IP56 |
| Dimensions (H × W × D) | ~ 95 × 150 × 65 mm |
| Weight | ~ 1.0 kg |
| Case Material | ABS plastic |
| Terminal | T2 |
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