| Usage: | Lithium Battery Packs, LiFePO4 etc |
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| Application: | Digital Equipment, Power Tool, Electrice |
| Delivery Time: | 7-15 Days After Payment for Small Order |
| Product Name: | BMS 4s4a 8A Li Ion LiFePO4 Battery PCM |
| Metal Coating: | Copper |
| Mode of Production: | SMT |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier BMS 4S 4A li ion Lifepo4 battery pcm
About the battery BMS
Function: Detect and protect the battery from over-charge ,over-dicharge, over-current short-circuit ,temperature detecting protection and auotmatically voltage balance function .
About your products,just tell us the relative voltage/ cells/ current A or equipment etc,we will help to recomment the most suitable products for you. or we design for you!
Product description
| PCM Specifications For 14.8V (4S) Li-ion Battery Packs | ||||
| LWS-4S8A-095(4S) | ||||
| No. | Test item | Criterion | ||
| 1 | Voltage | Charging voltage | DC:16.8V CC/CV | |
| Balance voltage for single cell | ||||
| 2 | Current | Balance current for single cell | ||
| Current consumption | ≤50μA | |||
| Maximal continuous charging current | 4A | |||
| Maximal continuous Discharging current | 4A | |||
| 3 | Over charge Protection | Over charge detection voltage for single cell | 4.35±0.025V | |
| Over charge detection delay time | 0.5S-1.5S | |||
| Over charge release voltage for single cell | 4.15±0.05V | |||
| 4 | Over discharge protection | Over discharge detection voltage for single cell | 2.40±0.062V | |
| Over discharge detection delay time | 0.5S-1.5S | |||
| Over discharge release voltage for single cell | 3.00±0.062V | |||
| 5 | Over current protection | Over current detection voltage | 0.20±0.015V | |
| Over current detection current | 10±2A | |||
| Detection delay time | 5ms-15ms | |||
| Release condition | cut load and recharge | |||
| 6 | Short protection | Detection condition | Exterior short circuit | |
| Detection delay time | 200-500us | |||
| Release condition | cut load and recharge | |||
| 7 | Resistance | Protection circuitry(MOSFET) | ≤20mΩ | |
| 8 | Temperature | Operating Temperature Range | -40~+65ºC | |
| Storage Temperature Range | -40~+125ºC | |||
Suppliers with verified business licenses
Audited Supplier 
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