Литий-ионный аккумулятор 3 2 V 300ah 302ah 304ah 310ah 320ah v хранения lifepo4 батарея Lifepo4 сотовый телефон для энергетической системы на солнечной

Описание и отзывы

Трекер стоимости

Характеристики

Customized Diy 12v 24v 48v 50ah 100ah 120ah 150ah 200ah 280ah 310ah Lithium Battery Pack Cell 3.2v Lifepo4 Battery

 Specification

Items	Specifications
Type	3.2V 280Ah LiFePo4 battery
Nominal voltage	3.2V
Nominal Capacity	280Ah
Dimension	(L*W*H): 174*72*203mm
Weight	Approx: 5.3KG
Max.charge current	1C
Max.discharge current	2C or according to customer requirement
Charge current	Standard Charging: 0.5C Rapid charge: 1.0C
Standard Charging method	CC-CV(constant voltage with limited current)
Charging time	0.2C: 5-6 hours; 0.5C: 2-3 hours; Max 1C: 1-2 hours
Cycle life	500 times according to customer use method
Operating temperature	Charging: 0 °C ~+45 °C Discharging: -20 °C ~+60 °C
Storage temperature	-20°C~+60 °C

 

Shipping & payment 

FAQ

1. Q. Can you explain in detail how you match cells for a battery pack before you assembling the pack?

A: We will do the following things before assembling the pack:

   a. Select capacity, same capacities cells for one pack

   b.  Measure the voltage, same voltage cells for one pack(difference is under 0.02v per cell)

   c.  Measure the inner resistance,same IR cells for one pack (difference is under 1m Ohm)

  All above steps are very strict to make sure the pack performance is perfect.

 

2.Q: How about you payment and delivery items?

A: Payment items: By T/T, 30% for deposit, and balance all before shipment. For small amount, we also accept payment via PayPal, Western Union.

 

3.Q.Can I have a sample order? 

A: Yes, samples orders are welcome.We can offer free samples if the quantity not above 3 pcs, you only need to pay the shipping cost.

 

4. Q: How to solve the quality problems after sales?

(1) Take photos & videos of the problems and send to us.

(2) Send back the physical problem battery by express to us.

(3) Engineer will analyze the defective battery within 2 working day.

(4) 3 Year Warranty after leaving our factory, our defect rate is under 1%,we'll repaired or replaced the battery for free if non-human factor quality problems be confirmed.

 

5.Q: How's your lead time?

   A: 2-5 days for sample, 10-15 working days for large quantity.

 

6.Q: What kind of certificates could you provide for these batteries?

   A: We have CE,CB,KC,MSDS,UN38.3 for most our current model, if It's custom-making design, usually no current certificates, we could apply for you if you need, but the related fees should be paid by your side, and if your order is big enough, certificate fees can be refunded. 

 

7.Q: Can your factory print our logo/brand on the product?

A: Yes, and we will do this free of charge if the order quantity is big enough, please contact us for more details.