Ultimatron Lithium Battery 12.8V 50Ah LiFePO4 Smart BMS With Bluetooth

Nominal voltage 12.8 V
Nominal capacity 50 Ah
Capacity @ 10A 300 min
Energy 640 Wh
Resistance ≤15 mΩ @ 50% SOC
Self-discharge <3% / Month
Number of cycles >6000@80% DoD
Recommended charging current 10 A
Maximum charging current 25 A
Recommended charging voltage 14.6 V
Charge cut-off voltage 14.6 V (2000 ms)
Reconnection voltage ≤13.8 V
Equilibrium voltage >12.8 V
Maximum continuous discharge current 100 A
Peak discharge cut-off current 300A (200~500ms)
Discharge cut-off voltage 10 V (2000 ms)
Reconnection voltage >11.2 V
Short circuit protection 1000-2000A ±400A
（200~800μs）
Discharge temperature -20 ~ 75 ºC
Charging temperature 0 ~ 50 ºC
Storage temperature -5 ~ 35 ºC
Dimensions L228 * W145 * H208 mm
Weight 5.7 kg
Connection screw M6
Torque terminals 80 ~ 100 in-lbs (9 ~ 11 Nm)
Material Box ABS
International Protection Code IP65
Bluetooth Bluetooth 4.0 with
smartphone app
Certifications CE
UN38.3
UL1642 & IEC62133
Shipping Classification UN 3480, CLASS 9