
PRODUCT PARAMETER
ELECTRICAL PERFORMANCE | MECHANICAL PERFORMANCE |
Nominal Voltage | 72V | Dimension (L x W x H) | 930x 340 x 150 mm |
Nominal Capacity | 120 Ah | Approx. Weight | 83 kg |
Capacity @ 20A | 300 min | Terminal Type | DIN POST |
Energy | 8640 Wh | Terminal Torque | 80 ~ 100 in-lbs (9 ~ 11 N-m) |
Resistance | ≤40 mΩ @ 50% SOC | Case Material | Metal |
Self Discharge | <3% / Month | Enclosure Protection | IP51 |
CHARGE PERFORMANCE | DISCHARGE PERFORMANCE |
Recommended Charge Current | 10-120A | Maximum Continuous Discharge Current | 180 A |
Maximum Charge Current | 120A | Peak Discharge Current | 240 A (3s) |
Recommended Charge Voltage | 87.6V | BMS Discharge Cut-Off Current | 300 A ±150 A (30ms) |
BMS Charge Cut-Off Voltage | <93.6 V (3.9V/Cell) | Recommended Low Voltage Disconnect | 60 V (2.5V/Cell) |
Reconnect Voltage | >87.6 V (3.6V/Cell) | BMS Discharge Cut-Off Voltage | >48 V (2s) (2.0V/Cell) |
Balancing Voltage | <76.8V (3.6V/Cell) | Reconnect Voltage | >60 V (2.5V/Cell) |
Maximum Batteries in Series | 8 (*Consult MUST) | Short Circuit Protection | 1000A ~ 300 μs |
TEMPERATURE PERFORMANCE | HEATING FOIL PERFORMANCE |
Discharge Temperature | -4 ~ 131 ºF (-20 ~ 55 ºC) | Heating Temperature Range | -4 to 41 ºF (-20 to 65 ºC) |
Charge Temperature | -4 ~ 113 ºF (0 ~ 45 ºC) | Heating Time | Approximately 1 hour @ 7.5 A |
Storage Temperature | 23 ~ 95 ºF (-5 ~ 35 ºC) | BMS Heating Foil Cut-Off | 158 ºF (70 ºC) |
BMS High Temperature Cut-Off | 149 ºF (65 ºC) | COMPLIANCE | CE (battery) UN38.3 (battery) UL1642 & IEC62133 (cells) |
Reconnect Temperature | 131 ºF (55 ºC) | UN 3480, CLASS 9 |









FAQs
Q1. Are you a factory?
A: Yes, we are a professional lithium battery manufacturer in China, and factory tour is acceptable.
Q2. Do you accept OEM/ODM?
A: Yes, OEM, ODM, LOGO, and STICKER is acceptable, our professional team is on hand to offer you any solutions.
Q3. Can I have a sample order first?
A: Yes, sample order is acceptable.
Q4. How will my order be shipped?
A: Chalong Fly offers a variety of shipping methods, such as DHL, UPS, FedEx, TNT, Airline and sea shipping.
Q5: What kind of certificates do you have?
A: We can provide CE,ROHS,FCC,IEC62133,MSDS,UN38.3, UL, etc.
Q6. Can we sign a NDA in order for a long-term cooperation?
A: Yes, the client’s requirements is respected.
Q7. Why do you choose Chalong Fly?
A: Chalong Fly R&D center has more than 100 R&D engineers, 25 of whom have more than 10 years of experience related to power development. We have a deep understanding of power electronics technology, and a full understanding of the needs of the application industry, and have developed many public technology solutions.
Contact us for more informations!