4S 12.8V LiFePO4 BMS 120A Common Port with Balance for Battery Pack

4S LiFePO4 120A COMMON-PORT BMSA protection board for compatible 12.8V nominal LiFePO4 battery packs, with balancing and a common charge/discharge port.KEY FEATURES• 4S LiFePO4 battery configuration• 120A rated option• Common charge/discharge port• Balance function and onboard balance connector• Aluminium heatsink plates• Overcharge, over-discharge, overcurrent and short-circuit protectionSPECIFICATIONS• Chemistry: Lithium iron phosphate (LiFePO4)• Series configuration: 4S• Nominal pack voltage: 12.8V• Rated current: 120A• Port type: Common charge/discharge• Balancing: Yes• Heatsink: AluminiumAPPLICATIONSCompatible solar-storage packs, DIY LiFePO4 battery builds and suitable power equipment. Match the BMS, cells, wiring, connectors and enclosure to the actual load and thermal conditions.PACKAGE CONTENTS1 x selected 4S LiFePO4 BMS with balance lead.External power wiring, cells, charger, enclosure and tools are not included.COMPATIBILITY NOTESUse with 4S LiFePO4 cells only. Match the common-port arrangement to your original system. The 120A value is the product rating, not a claim that every installation can operate continuously at that current.INSTALLATION NOTESThis is a protection component, not a charger or complete battery. Confirm terminal markings and the correct cell-group connection sequence before wiring. Insulate exposed conductors and avoid reverse polarity or shorts. Installation and testing should be performed by a knowledgeable person.