Freedom Won Auxiliary FW12-7.5 – 96 Wh 12.8 V Lithium Battery | Compact Backup Energy Storage

KSh9,900.00

  • Drop-in replacement for 7 Ah VRLA batteries, but with vastly superior lifetime

  • 2,000 cycles at full depth of discharge (100 % DoD)

  • High charge/discharge efficiency (96 %–99 % discharge efficiency)

  • Low internal resistance (≤ 60 mΩ) yields stable voltage under load

  • Robust protection via integrated BMS: overcharge, overdischarge, overcurrent, short circuit, temperature & balancing

SKU: 10-FRE-0102 Categories: ,

Description

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

  • Drop-in replacement for 7 Ah VRLA batteries, but with vastly superior lifetime

  • 2,000 cycles at full depth of discharge (100 % DoD)

  • High charge/discharge efficiency (96 %–99 % discharge efficiency)

  • Low internal resistance (≤ 60 mΩ) yields stable voltage under load

  • Robust protection via integrated BMS: overcharge, overdischarge, overcurrent, short circuit, temperature & balancing

  • Wide operating range: charge 0 °C to 45 °C; discharge –20 °C to 60 °C

  • Durable, weather-resistant design: IP56 ingress protection

  • Lightweight and compact: only ~1 kg with dimensions ~150 × 65 × 95 mm

  • 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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