LFP22-1255
by VMAX
VMAX (LFP22-1255) LIFEPO4 LI-IRON 12V 55AH 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) : 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 (best @ 20A)
- 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, >120A w/ 2sec Delay
- Over-Discharge Current Protection : >57A w/ 15sec Delay, >210A 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
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 : 11 Hours
- VMAX Charger Model VBC1210LFP, BC8S1210A : 6 Hours
- VMAX Charger Model VBC1215LFP, BC8S1215A : 4 Hours
- VMAX Charger Model VBC1220LFP, BC8S1220A : 3 Hours
RECOMMENDED USES:
- 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.
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.