VMAX LFP1250B LiFePO4 Li-Ion 12V 50Ah Battery W/ 50A BMS/LED/BT
4.8 (172) · € 112.00 · Auf Lager
Description The Vmax LFP1250B operates at 12 volts DC, lithium battery makes it a suitable replacement for many 12V lead-acid batteries commonly used in various applications. At 50Ah capacity and has a LED indicator to show battery status. It is also Bluetooth Connectivity enabling you to monitor the battery use a app on your phone. Specifications Nominal Voltage- 12.8V Rated Capacity (20H @ 25C)- 50Ah Rated Energy- 640Wh Output Voltage Range- 10.0V - 14.6V Charging Voltage- 14.4 - 14.6V Cut-off Voltage- 10.0V Max. Constant Discharge Current- 50A Charging Current- 5A - 50A (Best @ 20A - 30A) Recommended Charger Type- CC-CV until current <2.5A (0.05c) Max. Constant Discharge Current- 50A Max. 3sec Discharge Current- 150A Charging Temperature- 32°F - 113°F Discharge Temperature- -4°F - 130°F Storage Temperature- 32°F - 86°F @ 40% - 60% SOC Efficiency- >98% Built-in BMS- Yes Over-Charge Voltage Protection- Module > 14.8V, cell >3.7V Over-Discharge Voltage Protection- Module <10.0V, cell <2.5V Over-Charge Current Protection- >60A
Description
The Vmax LFP1250B operates at 12 volts DC, lithium battery makes it a suitable replacement for many 12V lead-acid batteries commonly used in various applications. At 50Ah capacity and has a LED indicator to show battery status. It is also Bluetooth Connectivity enabling you to monitor the battery use a app on your phone.
Specifications
Nominal Voltage- 12.8V
Rated Capacity (20H @ 25C)- 50Ah
Rated Energy- 640Wh
Output Voltage Range- 10.0V - 14.6V
Charging Voltage- 14.4 - 14.6V
Cut-off Voltage- 10.0V
Max. Constant Discharge Current- 50A
Charging Current- 5A - 50A (Best @ 20A - 30A)
Recommended Charger Type- CC-CV until current <2.5A (0.05c)
Max. Constant Discharge Current- 50A
Max. 3sec Discharge Current- 150A
Charging Temperature- 32°F - 113°F
Discharge Temperature- -4°F - 130°F
Storage Temperature- 32°F - 86°F @ 40% - 60% SOC
Efficiency- >98%
Built-in BMS- Yes
Over-Charge Voltage Protection- Module > 14.8V, cell >3.7V
Over-Discharge Voltage Protection- Module <10.0V, cell <2.5V
Over-Charge Current Protection- >60A w/1sec delay
Over-Discharge Current Protection- >160A w/1sec delay
Short-Circuit Protection- Yes
Cell Balance- Passive, 100mA
Over-Temperature Protection- Charging- <32°F -130°F
Over-Temperature Protection- Discharging- -4°F - 150°F
Cycle Life @ 80% DOD- -4000 @ 15A, >2000 @ 25A, 77°F
Design Life- 10 years
Battery Case Material- ABS
Dimensions (LxWxH)- 7.7 x 5.2 x 7.2
Terminals- M6 screw in (1/4)
Weight- 13lbs
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 and 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 50Ah Battery-
VMAX Charger Model
EST. Charging Time (Hours)
VCB1210LFP
5
VBC1215LFP
3.5
VBC1220LFP
2.5
VBC1230LFP
1.7
Recommended Users
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 Four Batteries.
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