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AYAA provides high-quality 48V LiFePO4 batteries with smart BMS and NTC protection. We offer wholesale options, OEM/ODM services, and reliable factory supply for 5S-9S applications.
| Model: PCM-L07S12-476V3（LI-7S12A） ver: A | ||
| Test item（Test at normal temperature 25±2℃） | Criterion | |
| Voltage | Charging voltage | DC：29.4V CC/CV（4.2v/Cell）7s |
| Supply Current | Normal operating mode current: Fuel gauge in NORMAL mode. ILOAD >Sleep Current | ≤50uA |
| Maximal continuous charging current | 12A | |
| Maximal continuous discharging current | 12A | |
| Balance current for single cell | 42±10mA | |
| Over-charge Protection (single cell) |
Balance voltage for single cell | 4.18±0.05V |
| Over charge detection voltage | 4.25±0.05V | |
| Over charge detection delay time | 0.5S—2S | |
| Over charge release voltage | 4.15±0.1V | |
| Over discharge protection (single cell) |
Over discharge detection voltage | 2.8±0.05V |
| Over discharge detection delay time | 0.5S—2S | |
| Over discharge release voltage | 3.0±0.1V | |
| Current protection (Battery pack) |
ChargeOver current detection current | / |
| Detection delay time | / | |
| Discharge Over current detection current | 35±5A | |
| Detection delay time | 0.5S—2S | |
| Release condition | Cut load, Auto Recovery | |
| Short protection | Detection condition | Exterior short circuit |
| Detection delay time | 200-600us | |
| Release condition | Cut load | |
| Resistance | Main loop electrify resistance | ≤30mΩ |
| Temperature | Operating Temperature Range | -40～+85℃ |
| Storage Temperature Range | -40～+125℃ | |
| SIZE: L123*W34*T5 mm | ||
| NTC: 10K NTC Temperature switch：/ Weak current switch：/ Activation Method:/ | ||
