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Product Details:
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| Nominal Voltage: | 12.8V | Nominal Capacity: | 4Ah |
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| Cycle Life: | ≥2000 Cycles | Dimensions: | 90*70*100 |
| Internal Resistance: | ≤180mΩ | Max Charge Voltage: | 14.6V |
| Cell Type: | Cylindrical - LiFePO4 | Self Discharge: | <3% Per Month |
| High Light: | 12V lithium battery pack,rechargeable battery pack RV,rechargeable lithium battery pack Marine |
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Quick Details:
Features & Benefits:
| ELECTRICAL SPECIFICATIONS | |
| Nominal Voltage | 12.8 V |
| Nominal Capacity | 4 Ah |
| Capacity @ 4A | 60 min |
| Resistance | ≤120 mΩ @ 50% SOC |
| Efficiency | 99% |
| Self Discharge | <3% per Month |
| Maximum Modules in Series | 4 |
| DISCHARGE SPECIFICATIONS | |
| Maximum Continues Discharge Current | 5 A |
| Peak Discharge Current | 10 A (10S ) |
| BMS Discharge Current Cut-Off | 20 A ± 5 A (100ms) |
| Recommended Low Voltage Disconnect | 11 V |
| BMS Discharge Voltage Cut-Off | 8.4 V (2.1 ±0.1 Vpc) |
| Reconnect Voltage | 9.2 V (2.3 ±0.1 Vpc) |
| TEMPERATURE SPECIFICATIONS | |
| Discharge Temperature | -20 to 60 °C |
| Charge Temperature | -5 to 50 °C |
| Storage Temperature | -20 to 60 °C |
| MECHANICAL SPECIFICATIONS | |
| Dimensions (L x W x H) | 90 x70 x 100mm |
| Weight | Approx. 0.6 kg |
| Terminal Type | F1 terminal |
| Case Material | ABS |
| Enclosure Protection | IP54 |
| Cell Type - Chemistry | Cylindrical - LiFePO4 |
| CHARGE SPECIFICATIONS | |
| Recommended Charge Current | 1 A - 4 A |
| Maximum Charge Current | 4 A |
| Charge Current (-10 to 0 ºC) | ≤0.1 C |
| Charge Current (<-10 ºC) | Prohibited |
| Recommended Charge Voltage | 14.2 V - 14.6 V |
| BMS Charge Voltage Cut-Off | 15 V (3.75 ±0.05 Vpc) |
| Reconnect Voltage | 14.4V (3.6 ±0.05 Vpc) |
Features
♦ Longer battery life - twice to four times the service life of lead-acid batteries.
♦ High safety features - no explosive gasses.
♦ Super light weight - only half the weight of same 12V 4Ah lead-acid batteries.
♦ High power that goes up to 20A discharge current.
♦ High-temperature working capability.
♦ Steady discharge and charge performance.
♦ Low self discharge with no memory effect.
♦ Environmentally friendly product, with no lead and no acid.
♦ Short circuit protection.
♦ Over charge and over discharge protection.
♦ Popular for multiple purpose applications.
♦ Use ABS plastic shell and valve technology.
♦ Specially designed with safe and secure features.
♦ Great for emergency backup power supplies.
♦ Comply with environmentally friendly requirement.
FAQ
Q1. Can I have a sample order?
A. Yes, we welcome sample order to test and check quality.
Q2. What about the lead time?
A. Sample needs 3 days, mass production time needs 5-7 weeks, it depends on order quantity.
Q3. Do you have any MOQ limit?
A. Yes, we have MOQ for mass production, it depends on the different part numbers. 1~10pcs sample order is available. Low MOQ, 1pc for sample checking is available.
Q4. How do you ship the goods and how long does it take to arrive?
A. It usually takes 5-7 days to arrive. Airline and sea shipping is also optional.
Q5. How to proceed with an order?
A. Firstly let us know your requirements or application. Secondly, We quote according to your requirements or our suggestions.Thirdly customer confirms the samples and places a deposit for formal order. Fourthly We arrange the production.
Q6. Is it OK to print my logo on the product?
A. Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q7.Which certificates do you have?
A:We have CE/FCC/ROHS/UN38.3/MSDS ...etc.
Q8.How about warranty?
A: 3-10year warranty
Contact Person: Echo
Tel: 15889310503
