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lightweight 48V LiFePO4 lithium battery conversion kit from Fleet Lithium
overcharge/over-discharge/short circuit/overcurrent/thermal/reverse polarity protection
Built-in heating activates automatically below 32°F for safe cold-weather charging
000 cycles) 2–4 years Maintenance Zero Monthly watering + cleaning Voltage sag None — full power to near-empty Significant under load Cold charging Built-in heater (standard) Not available NexGen BMS — What Makes It Different
this unit is built for dual-purpose applications and safely provides 800 CCA for reliable engine starting alongside its deep cycle capabilities
51V 168Ah Fleet Lithium Battery — NexGen BMS 38 Volt lightweight 48V LiFePO4 lithium battery51V 168Ah Fleet Lithium Battery NexGen BMS Drop in 51. 2V LiFePO4 replacement for tired 48V lead acid banks extended range edition. 8,601Wh of fade free energy, half the weight of lead, and zero maintenance. Monitor state of charge, voltage, and cycle count via Bluetooth. Patent pending fire suppression and a 300A NexGen BMS keep you running through every shift, round, and run. What This Upgrade Fixes Eliminates voltage sag and sluggish performance
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