| Type: | Li-ion Battery |
|---|---|
| Cathode Material: | NCM |
| Rechargeable: | Yes |
| Size: | Small |
| Cycle: | 500 Times |
| OEM: | Acceptable |
| Customization: |
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Suppliers with verified business licenses
China Factory Price 12V 40000mAh Lithium Polymer Battery with USB Security System Solar Light
We have focused on the energy industry for more than 10 years, covering lithium-ion batteries, lead-acid batteries, polymer lithium-ion batteries, nickel-metal hydride batteries and other products. Our products are widely used in mobile communications, electric vehicles, energy storage systems, industrial equipment and other fields. Our company was established in 2011 and is developing very fast. Today, we hope to have more business partners.
| Product attributes | ||||||
| Nominal voltage | 12V | |||||
| Nominal capacity | 40000mAh | |||||
| Charging voltage | 12.6V | |||||
| Discharging voltage | 12.6-9V | |||||
| Charging current | 0-7A | |||||
| Discharging current | 0-7A | |||||
| Maximum continuous charge and discharge current | 7A | |||||
| Cycle | 500times | |||||
| Working temperature | -20~60ºC | |||||
| Certification | MSDS;UN38.3;ROHS;CE | |||||
| Warranty | 3 years | |||||
| Weight | 2.50kg | |||||
| Size | 200*120*75mm | |||||
| Waterproof rating | IP65 | |||||
| Protections | Smart BMS Built-in; charging reverse protection, temperature protection, short circuit protection, overcurrent protection, over discharge protection, overcharging protection, overvoltage protection, balancing function. |
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| Specifications | 12V 10000mAh/20000mAh/30000mAh/40000mAh USB 12V 10000mAh/20000mAh/30000mAh/40000mAh |
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We are direct factory since 2011, and supply all kinds of batterys according to customers' demand, car batteries, home storage batteries, heavy suty veihcle batteries, road cleaning truch battries, 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.
1. High Capacity.
2. Long Working Life.
3. Very low water loss rate.
4. Extremely low self-discharge rate.
5. High CCA and good starting performance.
6. Suitable Capacity&strong adhesion of active material, smooth electrical flow, enhance cold cranking power.
7. Competitive prices with reliable quality;
8. Provide greater resistance to corrosion, vibration&heat damage;
9. Stable performance in different temperature working environments;
10. Mature technology and professional service;
11. Strict quality inspection for each procedure&Responsible staff, Ensuring our product's quality is much more stable.
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 have a 100% test before delivery.
Suppliers with verified business licenses
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