Vmaxtanks LFP22-1255 12.8V/55Ah LiFePO4 Deep Cycle Battery

Specs

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  (0.02C)
Max. Constant Discharge Current 50A
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 >57A w/15sec Delay, >80A w/ 2sec Delay
Over-Discharge Current Protection >57A w/ 15sec Delay, >110A 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 9" x 5.5" x 8.2"
Terminals M8 Screw In (~5/16")
Weight 15.5lb

Vmaxtanks

Vmaxtanks LFP22-1255 12.8V/55Ah LiFePO4 Deep Cycle Battery

$374.99 $749.98
Save $374.99
Pay Over Time
  • Flash Sale Going On Now! Get 5% Cash Back with Code FLASH5 (Enter code in checkout) *Brands Excluded: EWheels, Afikim, Avocado, Green Bike USA, Emojo, Pride, Rambo, DWMEIGI, Fiido, Renogy, SunGoldPower, BougeRV, Cycleagle, Mini Motos, Anyhill, and Jackery
  • We Match Any Authorized Dealers Price - Call Us Now For The Best Price: (800) 674-3815 Available: Mon-Sun 8AM-8PM EST
  • Low Monthly Financing Available - Apply For Bread Pay™ Financing In Checkout
  • Fast and Free Shipping To Lower 48 USA
  • Limited Stock On Hand. Order Now Before They’re Gone!
Inventory:

Inventory
Quantity:

Flash Sale Ends 11:59PM EST

Specs

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  (0.02C)
Max. Constant Discharge Current 50A
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 >57A w/15sec Delay, >80A w/ 2sec Delay
Over-Discharge Current Protection >57A w/ 15sec Delay, >110A 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 9" x 5.5" x 8.2"
Terminals M8 Screw In (~5/16")
Weight 15.5lb

Efficient and Durable

The Vmaxtanks LFP22-1255 was made to last for 10 years, which makes maintenance unnecessary. This High Performance Deep Cycle LIFEPO4 Battery has Built-in BMS offering voltage, current and temperature protection. It also comes with carrying handles that may vary in shape and color.

A Variety of Usage

The Vmaxtanks LFP22-1255 can be used for Trolling Motors, Solar Power Backup, UPS, Portable Devices, Medical Cart Applications, Camping, Trailers, Boats, and most deep cycle applications. Audio: 750Wrms, 1800Wpeak NOT RECOMMENDED for engine start applications. Parallel wiring is acceptable for up to FOUR batteries. Series wiring is acceptable for up to TWO batteries.

Charging Time

Below is the Vmaxtanks LFP22-1255 charging time for a fully discharged 55Ah battery VMAX Charger Model # EST. Charging Time (Hours) VBC1205LFP, BC8S1205A 11 VBC1210LFP, BC8S1210A 6 VBC1215LFP, BC8S1215A 4 VBC1220LFP, BC8S1220A 3

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)