| Type: | Li-ion Battery |
|---|---|
| Cathode Material: | NCM |
| Rechargeable: | Yes |
| Size: | Small |
| Application: | E-Bikes/Small Appliances/ Portable Ess |
| Nominal Capacity(mAh): | 4500mAh |
| Samples: |
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| Customization: |
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21700 li ion battery cell is the basic unit of a battery pack, the quality of the battery cell affects the performance of the pack directly.
This 10A 4500mAh battery is mainly for the E scooters,Two wheeled bicycles, small household appliances.
Our 18650 battery cell has Long cycle: supports 1000 cycle lengths;
High discharge rate: Supports 10A discharge cycle;
Low temperature rise: has lower internal resistance and lower discharge temperature rise.
high energy density:240Wh/kg;
long cycle life:800 cycles;
high discharge rate:10A discharge cycle;
UN38.3, MSDS, Specification, CB, Certificate for safe transport all available to make sure the smooth delivery.
It is 9 class goods, but we have own battery channel to arrange samples for our customers if they need.
| Items | Specification |
| Nominal Capacity | 4500mAh @0.2C |
| Minimum Capacity | 4350mAh @0.2C |
| Nominal Voltage | 3.7V |
| Charging Voltage | 4.2V |
| Standard Charge Method | CC-CV (0.5C,4.2V, 0.05C cut-off) |
| Standard Discharge Method | CC (0.2C,2.5V) |
| Discharge Cut-off Voltage | 2.5V |
| Max Charge Current | 1C (not for cycle) |
| Internal Resistance | <30mΩ(ACIR) |
| Maximum Continuous Discharge Current | 3C (not for cycle) |
| Cycle Life | +0.5C/-1C Cap(1000th)/Cap(Av10)≥80% |
| Operating Temperature(Cell surface | Charge: 0 to 50°C |
| temperature) | Discharg: -20 to 60°C |
| Cell Weight | <76g |
| Cell Dimension | Height: 70.75mm(MAX) |
| Diameter:21.5 mm(MAX) | |
| Storage Environment | 1 year: -20~25ºC ≤70%RH |
| 3 months: -20~45ºC ≤70%RH | |
| 1 month: -20~60ºC ≤70%RH |
Application areas: Two wheeled bicycles, small household appliances, portable energy storage, etc.
We are direct factory since 2011, and supply all kinds of batterys according to customers' demand, car batteries, home energy storage batteries, heavy duty Veihcle Batteries, Road Cleaning truck battries, Toys, Power Tools, Home Appliances, Consumer Electronics, BOATS, Golf Carts, SUBMARINES, Electric Bicycles/Scooters, Electric Folklifts, electric vehicles, Electric Wheelchairs, Electric Power Systems, Solar Energy Storage Systems, Uninterruptible Power Supplies(UPS), low temperature, high temperature special batteries, etc.
And we have the world first class productionline and test equipments, to make sure the cost-effctive price with stable quality and supply ability.
From initial design to final production, we prioritize manufacturing quality to ensure that CNS Product not only meets but exceeds industry standards.
Our team of experts meticulously oversees every step, employing stringent quality control measures that guarantee the reliability and long-term performance of our storage solutions.
Our state-of-the-art laboratory serves as the foundation of our commitment to quality. We conduct comprehensive performance testing, analyzing every aspect of our batteries to ensure they meet the highest benchmarks.
This meticulous approach ensures that our customers receive battery systems they can rely on, even in the most demanding applications.
Q1: What is your terms of payment?
A: 30% deposit in advance, 70% balance against goods ready.We'll show you the photos of the products and packages before you pay the balance.
Q2: Can you print my logo on the battery cover?
A: Yes, OEM is available,we can print your logo on the battery case, and you can offer your logo.
Q3: How to maintain the battery?
A:The battery should be stored in clean, dry, ventilated, dark environment when not using, keep it after full charge, recharge it every 3 months or 6 months.
Q4: If a battery fails, what will be the indications?
A: 1.Lower performance
2.Low voltage
3.Cannot charge/recharge
4.Swelled container
5.Acid corrosion
Q5: How can you tell if a battery is good or bad?
A: You should first check the battery for defects such as a broken circuit, a short, or a broken container. If an outward problem is not apparent, then you will have to check the battery's capacity using known measuring techniques to ascertain the problem.
Q6: Do you test all your goods before delivery?
A:Yes, we 100% test before delivery.
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