SKU:LFP22-1255OB

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

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

Regular price $187.99 USD
Sale price $187.99 USD Regular price
Sale Sold out

Hurry, only 1 left in stock

We accept

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa
  • Quantity Discounts
  • Fast & Free Shipping
  • Secure Checkout
  • Easy Returns

OPEN BOX Condition: May have cosmetic scratches or blemishes due to shipping or
handling. May be demo batteries installed for a few days.

Thoroughly
tested to ensure a capacity of 95%-100% of brand new batteries.
"Times New Roman"">mso-fareast-font-family:"Times New Roman"">

Includes a 12 Month Warranty."Times New Roman"">

LFP22-1255
VMAX 12V 55AH HIGH PERFORMANCE DEEP CYCLE LIFEPO4 BATTERY

Nominal Voltage 12.8V (3.2V/cell)
Rated Capacity (20h @ 25C) 55AH
Rated Energy 704Wh
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 
Recommended Charging Current 10A -25A
Recommended Charger Type CC-CV  until current <1.1A  (0.2C)
Max. Constant Discharge Current 50A
Max. 3sec Discharge Current 75A
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 >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 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 9" x 5.5" x 8.2"
Terminals M8 Screw In (~5/16")
Weight 15.5lb


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)
VBC1205LFP
11
VBC1210LFP
6
VBC1215LFP
4
VBC1220LFP
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.
View full details