SKU:LFP1250B

LFP1250B LiFePO4 Li-Iron 12V 50AH Battery W/50A BMS/LED/BT

LFP1250B LiFePO4 Li-Iron 12V 50AH Battery W/50A BMS/LED/BT

Regular price $329.99 USD
Sale price $329.99 USD Regular price
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LFP1250B
VMAX 12V 50AH HIGH PERFORMANCE LIFEPO4 BATTERY W/LED/BT

Nominal Voltage 12.8V (3.2V/cell)
Rated Capacity (20h @ 25C) 50AH
Rated Energy 640Wh
Output Voltage Range 10.0V-14.6V
Charging Voltage 14.4V - 14.6V (CC-CV)
Cut-Off Voltage 10.0V
Max. Constant Charging Current 50A 
Charging Current 5A 50A (best @ 20A ~30A)
Recommended Charger Type CC-CV until current <2.5A (0.05C)
Max. Constant Discharge Current 50A
Max. 3sec Discharge Current 150A
Charging Temperature 0C ~ 45C (+32F~ +113F) 
Discharging Temperature -20C ~ 55C (-4F ~ +130F)
Storage Temperature 0C ~ 30C (32F ~ 86F) @ 40%~60% SOC
Efficiency >98%
Built-in BMS Yes
Over-Charge Voltage Protection Module: >14.8V, Cell: >3.7V
Over-Discharge Voltage Protection Module: <10.0V, Cell: <2.5V
Over-Charge Current Protection >60A w/1sec Delay
Over-Discharge Current Protection >160A w/1sec Delay 
Short-Circuit Protection Yes
Cell Balance Passive, 100mA
Over-Temperature Protection-Charging <0C (32F), >55C (130F)
Over-Temperature Protection-Discharging <-20C (-4F), >65C (150F)
Cycle Life @80% DOD ~4000 @15A, >2000@ 25A, 25C (77F)
Design Life ~10 Years
Battery Case Material ABS
Dimensions L x W X H 7.7" x 5.2" x 7.2"
Terminals M6 Screw In (~1/4")
Weight 13lb


VMAX LFP battery modules consist of high-quality cells, components and a custom designed BMS giving them many advantages including:

  • High performance long life, safe and wide temperature range LFP single cells.
  • High energy density, small size, light weight, no pollution.
  • High efficiency, fast charging.
  • Built-in BMS offering voltage, current and temperature protection.
  • Standard battery case for an easy VRLA battery replacement.
  • 10 years design life, Stable performance, maintenance-free.
Recommended Charging Options:
  • Use a VMAX AGM Charger* or a LiFePO4 Smart & Microprocessor controlled charger with the recommended specs above.
  • <15V alternator if used in vehicle or marine application.
  • Compatible Lithium Charge controller if used in solar applications.
  • Charge at Max Charging current only in situations when fastest charging rate is needed. Not recommended on an ongoing basis.  
  • Do not Recondition Lifepo4 batteries. 
* VMAX Charging time for a fully discharged 50AH battery:
VMAX Charger Model #
EST. Charging Time (Hours)
VBC1210LFP
5
VBC1215LFP
3.5
VBC1220LFP
2.5
VBC1230LFP 1.7

Recommended uses:
Trolling
Motors, Solar Power Backup, UPS, Portable Devices, Medical Cart
Applications, Camping, Trailers, Boats, and most deep cycle
applications.
NOT RECOMMENDED for engine start applications.Parallel wiring is acceptable for up to FOUR batteries. Series wiring is acceptable for up to FOUR batteries.

BCI Group Codes*:
Matching Termination:  U1 (+ on L.H.S. & -
on R.H.S)
Battery comes with carrying handles that may vary in shape and color.
  
* Matching is based on closestdimensional specifications.
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