

12V 78Ah Deep Cycle Battery
This 12V 78Ah lithium iron phosphate battery is often used in larger applications, including marine, RVs and electronic vehicles. It maintains consistent power and is equipped with an M8 terminal type and a built-in battery management system (BMS).
All MaxLi Battery LiFePO4 batteries have installation flexibility, fast-charging capabilities and are maintenance free.
Specification
PRODUCT SPECIFICATIONS
· Voltage: 12.8V
· Amp Hours: 78Ah
DIMENSIONS & WEIGHT
· Length: 10.2 in (260 mm)
· Width: 6.6 in (168 mm)
· Height: 8.6 in (212 mm)
· Weight: 19.8 lbs (9 kg)
APPLICATIONS
· Electric Vehicles, e-mobility
· Marine
· Solar
DATA SHEET
ELECTRICAL SPECIFICATIONS | |
Nominal Voltage | 12.8V |
Nominal Capacity | 78Ah |
Energy | 998.4 Wh |
Internal Resistance | ≤30 mΩ |
Cycle Life | >2,000 cycles @1C 100% DOD |
Efficiency of Charge | 100% @0.5C |
Efficiency of Discharge | 96%~99% @1C |
Self Discharge | <3% per Month |
MECHANICAL SPECIFICATIONS | |
Dimensions (L x W x H) | 10.2 x 6.6 x 8.6inch |
Weight | 19.8lbs (9 kg) |
Terminal Type | M8 |
Case Material | ABS |
Enclosure Protection | IP56 |
Cell Type - Chemistry | Cylindrical - LiFePO4 |
DISCHARGE SPECIFICATIONS | |
Maximum Continuous Discharge Current | 75 A |
Peak Discharge Current | 100A (<20ms) |
BMS Discharge Voltage Cut-Off | 10V |
Short Circuit Protection | YES |
CHARGE SPECIFICATIONS | |
Recommended Charge Current | 35A |
Maximum Charge Current | 75A |
BMS Charge Voltage Cut-Off | 14.6V±0.1V |
Charge method | CC-CV |
Charge Temperature | 32 to 113 ºF (0 to 45 ºC) |
Discharge Temperature | -4 to 140 ºF (-20 to 60 ºC) |
Storage Temperature | 32 to 104 ºF (0 to 40 ºC) |