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LFPU1-1245

by VMAX

VMAX (LFPU1-1245) LIFEPO4 LI-IRON 12V 45AH DEEP CYCLE BATTERY

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

FEATURES:

  • 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.

SPECIFICATIONS:

  • Nominal Voltage :  12.8V (3.2V/cell)
  • Rated Capacity (20h @ 25C) :  45AH
  • Rated Energy :  580Wh
  • Output Voltage Range :  10.0V-14.6V
  • Charging Voltage :  14.4V - 14.6V (CC-CV)
  • Cut-Off Voltage :  10.0V
  • Max. Constant Charging Current :  45A 
  • Recommended Charging Current :  5A -25A, Best @ 10A
  • Recommended Charger Type :  CC-CV  until current <0.9A  (0.02C)
  • Max. Constant Discharge Current :  45A
  • Max. 3sec Discharge Current :  100A
  • Charging Temperature :  0C ~ 45C (+32F~ +113F) 
  • Discharging Temperature :  -20C ~ 65C (-4F ~ +150F)
  • Storage Temperature :  -20C ~ 45C (-4F ~ +113F)
  • Efficiency :  >98%
  • Built-in BMS :  Yes
  • Over-Charge Voltage Protection :  Module: >14.8V, Cell: >3.8V
  • Over-Discharge Voltage Protection :  Module: <10.0V, Cell: <2.0V
  • Over-Charge Current Protection :  >55A w/15sec Delay, >80A w/ 3sec Delay
  • Over-Discharge Current Protection :  >55A w/ 15sec Delay, >100A w/ 3sec Delay 
  • Short-Circuit Protection :  >400A
  • Cell Balance :  Passive, 150mA
  • Over-Temperature Protection-Charging :  <-5C ( 23F) , >65C (150F)
  • Over-Temperature Protection-Discharging :  <-20C (-4F), >65C (150F)
  • Cycle Life @80% DOD :  ~6000 @ 10A, 25C (77F)l
  • Cycle Life @90% DOD :  >4000  @ 10A, 25C (77F)
  • Design Life :  ~10 Years
  • Battery Case Material :  ABS
  • Dimensions L x W X H :  7.7" x 5" x 6.4"
  • Terminals :  M8 Screw In (~5/16")
  • Weight : 10.8 lb

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 55AH BATTERY:

  • VMAX Charger Model VBC1205LFP, BC8S1205A :  9 Hours
  • VMAX Charger Model VBC1210LFP, BC8S1210A :  4.5 Hours
  • VMAX Charger Model VBC1215LFP, BC8S1215A :  3 Hours
  • VMAX Charger Model VBC1220LFP, BC8S1220A :  2.5 Hours

RECOMMENDED USES:

  • Trolling Motors, Solar Power Backup, UPS, Portable Devices, Medical Cart Applications, Camping, Trailers, Boats, and most deep cycle applications.
  • Audio: 600Wrms, 1500Wpeak
  • 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 closest dimensional specifications.