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LFP22-1255 LiFePO4 Li-Iron 12V 55AH Deep Cycle Battery
LFP22-1255 LiFePO4 Li-Iron 12V 55AH Deep Cycle Battery

LFP22-1255 LiFePO4 Li-Iron 12V 55AH Deep Cycle Battery

On sale:$549.99
Free Shipping within the 48 States.
Part Number:LFP22-1255
Quantity Pricing
Quantity
Price
  • 2 - 7
  • $530.74
  • 8 - 11
  • $522.49
  • 12 - 15
  • $511.49
  • 16+
  • $494.99
LFP22-1255
VMAX 12V 55AH HIGH PERFORMANCE DEEP CYCLE LIFEPO4 BATTERY

Nominal Voltage12.8V (3.2V/cell)
Rated Capacity (20h @ 25C)55AH
Rated Energy704Wh
Output Voltage Range10.0V-14.6V
Charging Voltage14.4V - 14.6V (CC-CV)
Cut-Off Voltage10.0V
Max. Constant Charging Current50A 
Recommended Charging Current10A -25A
Recommended Charger TypeCC-CV  until current <1.1A  (0.2C)
Max. Constant Discharge Current50A
Max. 3sec Discharge Current75A
Charging Temperature0C ~ 45C (+32F~ +113F) 
Discharging Temperature-20C ~ 65C (-4F ~ +150F)
Storage Temperature-20C ~ 45C (-4F ~ +113F)
Efficiency>98%
Built-in BMSYes
Over-Charge Voltage ProtectionModule: >14.8V, Cell: >3.8V
Over-Discharge Voltage ProtectionModule: <10.0V, Cell: <2.0V
Over-Charge Current Protection>57A w/15sec Delay, >80A w/ 2sec Delay
Over-Discharge Current Protection>57A w/ 15sec Delay, >80A w/ 2sec Delay 
Short-Circuit Protection>400A
Cell BalancePassive, 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 MaterialABS
Dimensions L x W X H9" x 5.5" x 8.2"
TerminalsM8 Screw In (~5/16")
Weight15.5lb


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 55AH battery:
VMAX Charger Model #
EST. Charging Time (Hours)
BC8S1205A
11
BC8S1210A
6
BC8S1215A
4
BC8S1220A
3

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 TWO batteries.

BCI Group Codes*:

       Matching Termination:  22 (+ 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.
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