48V 11ah Lithium Battery with Smart BMS

• Type: Lithium-Ion Battery Pack
• Connection Mode: Series and Parallel
• Rechargeable: Chargeable
• Discharge Rate: Medium Discharge Rate
• Size: Medium
• Accessories Type: Battery
• Model NO.: BB-EB4811RR
• Rated Capacity: >1000MAH
• Standard Voltage: 48V
• Usage: E-Bike,E-Scooter
• Electrolyte: Li-ion
• Application: E-Bike, E-Scooter
• Structure: Icr18650 2200mAh 13s5p
• Case Dimension: 150mm*73mm*295mm
• Color: Black and Silver
• Working Current: 10-15A
• Peak Current: 35-45A
• Transport Package: 1PCS/Carton
• Specification: CE, RoHS
• Trademark: BB
• Origin: Shenzhen
• HS Code: 8507600001
• Production Capacity: 50000PCS/Year

Product Description

48V 11AH lithium battery with smart BMS

Features
1. 48V 11Ah rear rack type lithium-ion battery
2. 800 times cycles
3. Stable performanc
4. No memery effect
5. High energy density

Details

NO	Item	General Parameter				Remark
1	Model	BB-EB4811RR
2	Standard capacity(0.5C)	11Ah
3	Rated voltage	48V
4	Max. charge voltage	42.0V				Single Ave. charge Voltage: 4.2V
5	Over charge protection	Over charge detection voltage		4.40±0.025V
		Over charge release voltage		4.3±0.025V
6	Standard charge current	2A				0.2C
7	Charging time	About 300 minutes				X C
8	Discharge cut-off voltage	27.5V				Single Ave. Discharge Voltage: 2.75V
9	Over discharge Protection	Over discharge detection voltage			2.5±0.05V
		Over discharge release voltage			2.75±0.05V
10	Max. continuous discharge current	10-15A(adjustable)				1.5C
11	Peak discharge current	35-45A(adjustable)				4.5C
12	Short circuit protection	Detetion delay time			XXμs	Release condition	Cut-off load
12	Battery dimension	150mm*73mm*295mm
13	Total weight(Approx.)	About 4.72kg
14	Operation temperature	Standard	0ºC~45ºC
		Discharge	-20ºC~65ºC
		Storage	-20ºC~65ºC

13S BMS data:

Details

Min.

Typ.

Max

Error

Unit

Battery Gas

3.7V lithium cell

Battery Link

13S

Input Charging Voltage

54.6

±1%

V

Input Charging Current

<10

A

Output Discharging Voltage

36.4

V

Continuous Output Discharging Current

≤15

A

Ambient  Condition

Operating Temperature

-25

25

70

ºC

Humidity          (No Water-Drop)

0%

90%

RH

Storage  Condition

Temperature

-40

85

ºC

Humidity          (No Water-Drop)

0%

90%

RH

Protection Parameters (for Individual Cell)

Over-Charge Voltage Protection (OVP)

4.25

±25mV

V

Over-Charge Voltage Protection Release (OVPR)

4.10

±25mV

V

Over-Discharge Voltage Protection (UVP)

2.80

±50mV

V

Over-Discharge Voltage Protection Release  (UVPR)

3.00

±50mV

V

Over-Current Discharge Protection (OCDP)

40A

Latency

400mS

Over-Current Discharge Protection Release

Release load

Short circuit current protection

Enable

Short circuit current protection delay time

100

300

±100

uS

Short circuit protection Release

Release load

Temperature protection

High temperature

75

External

±5ºC

Low Temperature

-25

External

±5ºC

ºC

Self-consuming

≤1000

uA

Dormant self-consuming

≤100

uA

(MOS-RDS) Main loop electrify resistance

≤30

mΩ

PCBA Size

75×55×15

mm

Payment Terms
1.We accept bank transfer(T/T) ,PayPal,Cash.
2.If you prefer other payment method,please contact us by email.
 
Shipping Terms
1.Samples order: sending by Express ( DHL/ UPS/ FEDEX/ TNT )
2.Bulk order: sending out by air/express/sea.
 
Warranty Instructions
1.We provide 2 years Warranty.
2.Warranty code: quality problems, defective goods can be fixed or replacement; Man-made damage, inflowing water, fault operation leading to short circuit or burning, damaged by carrier is out of our warranty.
3.Goods should be returned in original condition to qualify for a replacement or repair.
 
Advantages
1.OEM&ODM manufacture, design any of special shape, dimension and other requirements battery packs.
2.Good quality, competitive price, fast delivery, excellent service. 
3. Wonderful package, stable shipment, 100% testing and inspection before shipment to insure the quality. 
4.CE, RoHS, UN38.3, UL, MSDS certificates.
5. Quick action&response,every inquires will be relied within 24 hours.