Product specifications
The battery of this model can be replaced with:
solar light battery pack, remote control aircraft, mobile power
supply, hand warmer, remote control car, Bluetooth audio, etc.
| Product Specification |
| Product Name | 21700 lithium battery 48V25A capacity energy storage electric car
miner's lamp medical equipment battery pack |
| Nominal Voltage | 48V |
| Nominal Capacity | 25A |
| Standard Charge Current | 5A |
| Max Charge Current | 6A |
| Charge Cut-off Voltage | 54.6V |
| Standard Discharge Current | 10A |
| Max Cont Discharge Current | 20A |
| Discharge Cut-off Voltage | 39V |
| Material | NMC battery ( or LiFePO4 battery, Lithium Cobalt battery) |
| Cell/ Brand | 21700 lithium battery |
| Cell Type | Lithium Ion battery(or Custom Li polymer battery ) |
| Temperature Range | Charge temperature: 0°C to 45°C |
| Discharge temperature: -20°C to 55℃ |
| Storage temperature: -20°C to 55℃ |
| Life Cycle | More than 1000cycles |
| Package Material | Shrinked PVC |
| Certification | ROHS, UN38.3, MSDS, IEC62133, CB |
| Key Words | Electric bicycle Electric tricycle Scooter |
Product Features
- Smaller size.
- Pollution free.
- Lighter weight.
- Longer cycle life.
- High performance.
- No memory effect.
- High energy density.
- High Discharge Voltage.
- lower internal resistance.
- Outstanding Stable discharge characteristics.
- OEM&ODM orders are acceptable.
- Competitive price with fine quality.
- Powerful production capablicity and Short Lead Time.
- BMS&PCM function: Over-charge protection, Over-Discharge
protection, Over-current protection, Short Circuit protection, High
Temperature protection, Balance Charge/Discharge protection,
Communication protocol function, Battery Power indicator.
Warnings & Attentions
To ensure to use battery properly, please read the requirements
carefully
Dispose Method:
Do not dispose of the battery in fire or expose to the heat.
Do not connect battery in charger or equipment with reverse
positive and negative terminals.
Do not short circuit the battery.
Do not make battery in physical shock or vibration.
Do not disassemble battery.
Do not immerse battery in water or get it wet.
Do not use batteries mixed with other different type, model.
Keep battery away from children.
CHARGE
Battery must be charged in appropriate charger.
Do not use modified or damaged charger.
Do not use unqualified with the specified charger.
DISCHARGE
Do not discharge battery with surpassing current of specified.
Do not discharge battery when the ambient temperature is out of the
specified.
Packaging & Shipping
One pc in a PE bag, and then in a standard export carton or
Custom-made Package.
Delivery Methods:
① By express UPS/DHL/FEDEX/TNT (It takes 3-5 days to arrive).
② By airfreight (It takes about 3~7 days to arrive) .
③ By sea shipment (It takes about 35 days to arrive).
Delivery Time: 3-5 days for samples, 8-20 days for mass production,
depend on the QTY.
FAQ
1. Q: Can you accept OEM and ODM Service for custom battery pack?
A: Yes, we can produce the custom made battery packs as every of
clients requirements. Such as the cell brands, capacity, voltage,
discharge performance, battery shape, battery size, connectors,
enclosures and the package, all can be customized.
2. Q: What certificates do you have?
A: ISO9001 quality system, IATF16949 Automotive Industry Management
System, ISO140001 Environmental System, and GB/T29490-2013 System.
And most of the products have passed the UL, UN38.3, ROSH, CE, CB,
BIS, KC, MSDS certificates.
3. Q: What is your warranty?
A: We offer 2 years warranty for all our battery pack. All the
GUANYU products are insured by the Third Party PICC PROPERTY AND
CASUALTY COMPANY LIMITED. the best service are assured
4. Q: Can the product be equipped with a charger?
A: YES!
5. Q. How long does the proofing time take?
A: it depends on order quantity. Usually the delivery date for
samples: 3~5 days, for mass production: 5~25 days,
21700 lithium battery 48V25A capacity energy storage electric car
miner's lamp medical equipment battery pack
