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48V 50Ah Deep Cycle Lithium Battery Pack For Solar / Wind Energy Storage

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Address: Building K, Linghangyuan Industrial Park, Banxue 163, Longgang, Shenzhen, China

Contact name:Christy Hu

Shenzhen Handpack Technology Co., Ltd.

48V 50Ah Deep Cycle Lithium Battery Pack For Solar / Wind Energy Storage

Country/Region	china
City & Province	shenzhen guangdong
Categories	Batteries

Product Details

48V 50Ah Solar Energy Storage Battery

Battery Description

Items	Standard	Remark
Nominal voltage48	48V
Typical capacity	50Ah	At 0.2C discharge rate
Max continuous discharge current	500A
Over protection current	200±20A	35±10 ms
Discharge cut-off voltage	40V
Charge voltage	58.4±0.1V	CC-CV
Charge current	≤ 50A	CC-CV
Inner resistance	≤50mΩ
Operation temperature range	Charge	0℃～+45℃
Operation temperature range	Discharge	-20℃～+60℃
Storage temperature range	0℃～40℃	Capacity 80%
Humidity	5%≤RH≤85%
Shell material	ABS
Weight	About 26±0.1Kg
Protection function	Over charge protection,Over discharge protection,Over current protection,Balanced function

Applications

1. Solar Energy Storage

2. UPS

Features&Functions

low self-discharge( <3% per month,<15% per year)
High density: 1/3 weight & 1/2 volume of lead acid battery
high consistency
eco-friendly
long life & deep cycle( over 2000cycles @ 100%DOD)
no memory effect

Battery Pictures

Standard Test Conditions
Battery test must within 1 month after production.
All test in this specification should be in standard atmospheric conditions:
Temperature:25± 5℃, relative humidity: 60±25%.

Electrical Performance

Test Items	Test Methods	Test Standards
Capacity retention rate	After standard charge under 5.1 specified conditions, store the cells for 28 days, then discharge at 0.2C(A )to cut-off voltage.	Capacity retention rate≥95%
Cycle Life	Standard charge at 0.2C(A),rest 0.5~1 h,discharge at 0.2C to cut off voltage rest 0.5~1h, repeat the above steps until 2000 cycles.	Capacity retention rate≥80%

FAQ

1. Are you factory?

A: Yes, we are factory at Shenzhen China. Welcome to visit our company at any time when you come to China.

2. Do you have current sample in stock?
A: Usually we don't have, because different customers have different requests, even the voltage and capacity are the same, other parameters maybe different. But we could finish your sample quickly once order confirmed.

3. What's the delivery time for mass production?
A: Usually 15-25days, it depends on the quantity, material, battery cell model and so on, we suggest to check delivery time case by case.

4. OEM&ODM are available?
A: Sure, OEM&ODM are welcome and Logo can be customized too.

5. What is the normal lifetime about battery?
A: More than 800 times for lithium ion battery; more than 2,000 times for LiFePO4 lithium battery.

6. What is your MOQ?
A: 1PCS sample order can be acceptable for testing.

7. 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.

8. Why choose HANDPACK Battery?
A: 1) A professional sales team which provide consultant service and the most competitive battery solutions.
2) Wide-range battery products to satisfy different customer's requirement.
3) Quick response, every inquiry will be replied within 24 hours.
4) Good after-sale service, long product warranty and continual technique support.
5) With 15 years-experience for manufacturing lithium battery.