Replacement Battery for JBL Xtreme 4 (Type-C) Speaker
Revitalize your JBL Xtreme 4's power and longevity with this precision-fit replacement battery. Also compatible with JBL PartyBox Stage 320 (JBL Battery 400).
Battery Specifications
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Compatible Model: JBL Xtreme 4, JBL PartyBox Stage 320 (JBL Battery 400)
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Part Number: FG4CELL21700X (2S2P)
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Voltage: 7.4V
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Capacity: 10000 mAh / 74 Wh
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Battery Type: Lithium-ion (Li-ion)
Key Features
- ✓ Built-in BMS Protection — overcharge, over-discharge, overheat & short-circuit protection
- ✓ USB Type-C Charging — fast, convenient power replenishment
- ✓ Premium Li-ion Cells — stable voltage, long cycle life
- ✓ 100% Tested Before Dispatch — quality verified at BatteryWorks
- ✓ Cost-Effective Repair — restore your speaker for a fraction of replacement cost
Why BatteryWorks?
BatteryWorks India specialises in replacement batteries for JBL, Bose, Bang & Olufsen, Harman Kardon and other premium audio brands. Every battery is certified, tested and ready to install.
