Active Member
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[China]
Address: Room 602, building D, Huojuyuan , Yangguang Road, High-Tech District, Luoyang Area of China(henan) pilot free tradezone, henan Province, China.
Contact name:
Henan Duxin Science Technology Co.,Ltd. |
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The 48V 20Ah Lithium Battery is supplied fully protected by a
sophisticated specially designed lithium battery management system
that constantly monitors every cell to ensure the 48V 20AH recharable Lithium Ion Battery electric bike battery is always optimized for best performance and life.
Also supplied with its own lithium charger that fully charges the
lithium battery in around 3/4 hrs from flat.
Long lasting and reliable - These batteries are at least equal to or better than the batteries supplied as original equipment
Product Specifications 48V 20AH recharable Lithium Ion Battery electric bike battery
| Battery Model | 48v 20ah |
| Nominal Voltage (V) | 48v |
| Nominal Capacity (AH) | 20ah |
| Source Resistance (mΩ) | about 40 |
| Cell Specification | 3.7V 3.4AH |
| Cell Combination | 6-parallel 13-series |
| Cell Size | 18650 |
| Cell Quantity (parallel*series) | 78pcs |
| Discharge Cutoff Voltage (V) | 36.4+/- 1V |
| Charge Cutoff Voltage (V) | 54.6v |
| Rated Discharge Current (A) | 20A |
| instantaneous Maximum Discharge Current (A) | 60A |
| Maximum Continuous Discharge Current (A) | 20A |
| Maximum Continuous Charge Current (A) | 2A |
| Charge Mode | CC-CV |
| Standard Charge Current (A) | 2A |
| Charge Time under Standard Charge Current | 10hours |
| Fast Charge Current (A) | 5A |
| Charge Time under Fast Charge Current | 4hours |
| Charge Temperature Range | -20-55°C |
| Cell Size (L*W*T ) | 250*115*70mm |
| Battery Weight | About 4KG |
| Battery Power | 1000W |
Battery Features 48V 20AH recharable Lithium Ion Battery electric bike battery
High energy density
complete with fitting kit and assembly instructions
Simply insert the key to remove the portable battery from its
cradle for security or re charging
High Power, good quality Aluminium components designed for
universal fitment and long term durability
Easily removable by just unlocking the battery and sliding it out,
2 keys included
The battery cannot be removed from the holder without a key for
added security
Before taking the order :
Please read carefully all the description before taking orders, the battery is suitable for DIY lovers with experience, people who are not familiar with electronic, please go to our shop to buy the finished product.
Those buyers who buy this battery, must agree that you are familiar with the safe use of lithium battery knowledge.
Reminder: DIY battery pack must get the cells balanced before assembly. Later if there happens don't know how to assembled or unbalanced assembly is not accepted refund. please consider before taking orders, place order means you have agreed. thank you for your cooperation!
FAQ
Q1: Are you manufacturer or simply trading company?
Re: We are not only factory manufacturer, but also has the
authority of import and export.
Q2:What is your sample policy?
Re: Sample is free on condition that freight is borne by the buyer.
Besides, we can produce by your samples or technical drawings.
Q3: What's the delivery time?
Re: It usually takes about 15-40 working days for mass production
based on the specifications and quantity.
Q4: Is it the capacity of your battery real?
Re: All of our batteries are real full capacity with top quantity,
competitive price& long lifecycle.
Q5: How can you guarantee the quality?
Re: Quality is priority. We always attach great importance to
quality control from the very beginning to the of the production.
Every product will be fully assembled and carefully tested before
packing and shipping.
Q6: How about the quality guarantee period?
Re: 12 months
Battery usually is shipped by UPS/Fedex/DPD air door to door.
Generally we will ship battery by special cargo airplane that allow
li ion battery aboard plane to destination country.
When battery arrive, local UPS/Fedex/DPD shipping agent will send
batteries to you.
Shipping time:
USA: About 7 days, free tax
EU/UK: 7-10 days, free tax
AU/New Zealand: 7-8 days, free tax for AU.
Canada:15 days
Japan/Korea/Singapore/Malaysia: 3-4 days, free tax.
