Customization: | Available |
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Type: | Li-ion Battery |
Cathode Material: | NCM |
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Model: PCM-LX4S7A-AY304(LI 4S7A) | ||
Test item(Test at normal temperature 25±2ºC) | Criterion | |
Voltage | Charging voltage | DC: 12.6V CC/CV(4.2v/Cell)3s |
Supply Current | Normal operating mode current | ≤50uA |
Max continuous charging current | 7A | |
Max continuous discharging current | 7A | |
Balance current for single cell | / | |
Over-charge Protection (single cell) |
Balance voltage for single cell | / |
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 | 2.7±0.05V |
Over discharge detection delay time | 10-200mS | |
Over discharge release voltage | 3.0±0.1V | |
Current protection (Battery pack) |
ChargeOver current detection current | / |
Detection delay time | / | |
Discharge Over current detection current | 18±3A | |
Detection delay time | 5ms-20ms | |
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 | ≤100mΩ |
Temperature | Operating Temperature Range | -40~+85ºC |
Storage Temperature Range | -40~+125ºC | |
LED energy Fuel Gauge | <9±0.2V | 0 LED |
9±0.2V-9.9V±0.2V | 1 LED | |
9.9V±0.2V-11.1V±0.2V | 2 LED | |
11.1V±0.2V-12V±0.2V | 3 LED | |
>12V±0.2V | 4 LED | |
SIZE: L95*W15*T14 mm | ||
NTC: / Temperature switch:/ Weak current switch:/ Activation Method:/ |
1. The factory covers an area of 4,00 square meter, have a series of automatic equipment& semi-automatic equipment, and production capacity has reached 100,0pcs/day.
2. ISO9001 certified factory: passed ISO9001:2015 inspection, strictly controlled the working environment.
3. Quality assurance: Use high-quality material and build a comprehensive quality control system from parts to finished products. Importantly 100% production inspection.
4. Professional R&D center: to cooperate with the specification, proofing process, and free samples, OEM and ODM are warmly welcomed.
5. Low MOQ: Strength factory, strong production capacity,
6. Lithium battery certification with CE/CB/IEC62133/KC/PSE/ROHS/ERRCS/UN38.3, etc.
Most of our sales and technical team has rich lithium battery experiences of more than 10 years.