Литий ионный аккумулятор для электровелосипеда 48 В 20 Ач 1000 Вт 48 В 20 Ач

Battery Model:48V 18Ah
Nominal Capacity (AH) :20AH
Nominal Voltage (V):48V
Cell Source Resistance (mΩ) :Less 40mΩ
Cell Specification :3.7V 3.5ah/2.6ah/2.9ah18650  cell
Cell Combination :13-series
Discharge Cutoff Voltage (V) :38+-1V
Charge Cutoff Voltage (V) :54.6V
Rated Discharge Current (A): 20A
Maximum peak discharge current (A): 45A
Maximum Continuous Discharge Current (A) :20A

Charger mode:CC/CV(Constant Current Constant Voltage)
Standard Charge Current (A) :2A
Charge Time under Standard Charge Current :10h
Fast Charge Current (A):5A
Charge Time under Fast Charge Current:4h
Charge Temperature Range :0-45°C
Discharge Temperature Range:-20-65°C
Life cycle:more than 1000 cycles
Battery Size :370*150*80MM
Battery Weight:About 7kgs
Chemical: Li-Ion NiCoMn.

Shipping Terms:
1.Door to door services by courier.By TNT,FEDEX, UPS, DHL,etc to all countries.
2.By air or sea through your pointed forwarder is the normal way we do.
3.We can also find the cheapest forwarder to ship goods to your pointed port.


Packing Terms:
Inner Package: High Quality Carton Box.
Outer Package: High Quality Carton Box.

 Any questions, pls contract us freely, respond within 12h                                          

Q1:Can't charge the battery?
A1: First we nee to connect the battery charger, second we have to turn this switch on,and then can be charged.

Q2:Is it the capacity of your battery real?
A2: All of our batteries are real full capacity with top quantity, competitive price& long life cycle.

Q3:How about the lead time?

A3:Delivery time for production will depend on your quantity.Usually it will take 7-15 working days, the sample will be shipped out within 4 working days.

Q4:Which certificates do you have?

A4:We have CE/ROHS/UN38.3/MSDS for lithium-ion cell used, all reach international standard

Q5:How about warranty?

A5:1 year warranty

Q6: payment and samples

A6:we accept paypal for samples order, larger order with T/T

Q7:  Charging temperature

A7:The cell shall be charged within 0°C~40°C range in the Product Specification datasheet, for all samples&ordersoffer test report& tech specification data sheet

Q8: Operating temperature

A8:-20°C~60°C 

Q9: Company production capacity:

A9:200k pcs per months

Q10:What's the batteries applications?

A10:Widely applied in digital products, portable computers, Bluetooth products, electric tools,power tools, lighting devices like LED lights and emergency lights,electric toy, household appliances and emergency device area. cordless phone, power tools, instrument and apparatus, electric vehicle,electric bikes, motorcycles,UPS battery,medical equipment,beauty instruments,electric trolley,solar power system.solar energy storage,smart robot and so on.

Warnings

Do not immerse the battery in water or seawater, and keep the battery in a cool dry surrounding if it stands by.
Do not use or leave the battery near a heat source as fire or heater.
Use the battery charger specifically for that purpose when recharging..
Do not reverse the position and negative terminals.
Do not connect the battery to an electrical outlet.
Do not discard the battery in fire or a heater.
Do not short-circuit the battery by directly connecting the positive and negative terminals with metal objects.
Do not transport or store the battery together with metal objects such as hairpins, necklaces, etc.
Do not strike, trample or throw the battery.
Do not directly solder the battery and pierce the battery with a nail or other sharp objects.