48V Lithium Battery Pack with Bluetooth 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-EB4811.6QT-LY
• Rated Capacity: >1000MAH
• Standard Voltage: 48V
• Usage: E-Bike, Escooter
• Electrolyte: Li-ion
• Application: E-Bike, E-Scooter
• Color: White, Black
• Material: Li-ion
• Case Material: Plastic
• Structure: 29e 13s4p
• Charger: 2A Aluminum Case Charger
• Transport Package: Standard Carton Package
• Specification: CE, RoHS, UN38.3
• Trademark: BB
• Origin: Shenzhen
• HS Code: 8507600001
• Production Capacity: 50000PCS/Year

Product Description

48v lithium battery pack with bluetooth BMS

Specification:
48V11.6Ah Battery Pack(29E 13S4P)
15A continuous discharge current smart BMS
36V 2Amps Lithium Ion battery charger

Characteristic:
1. Good performance 
2. Fast delivery
3. Low self-discharge
4. Monitoring battery state anywhere and anytime
5. Mobile phone of Android system is available.


Application Range
Lithium ion, lithium polymer battery, etc. Can be rechargeable lithium battery pack

Features
1)Charger Recognize:When misconnect high voltage charger, charging is prohibited
2)Using time preset:can do preset on time limitation by PC, when reach time limitation turn off output.
3) Recycle time:500 recycle times, then turn off output.
4) Voltage, current, temperature, power, cycles and other data can be read by Bluetooth.
5) Bluetooth can read speed power, speed, range, etc. And with over-speed alarm, low battery alarm, range, and other functions

Battery Details:

NO	Item	General Parameter				Remark
1	Model	BB-EB4811.6QT-LY
2	Standard capacity(0.5C)	11.6Ah
3	Rated voltage	48V
4	Max. charge voltage	54.6V				Single Ave. charge Voltage: 4.2V
5	Over charge protection	Over charge detection voltage		4.20±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	35.75V				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	15A(adjustable)				1.5C
11	Peak discharge current	45A(adjustable)				4.5C
12	Short circuit protection	Detetion delay time			XXμs	Release condition	Cut-off load
12	Battery dimension	120*80*340mm
13	Total weight(Approx.)	About 4kg
14	Operation temperature	Standard	0~45
		Discharge	-20~65
		Storage	-20~65

Bluetooth BMS Details:

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

Battery connects BMS to read the data through bluetooth of mobile phone. You can read all the date of battery through mobile phone. The silver fish type, rear rack type, frog type and any of PVC packs are all available for this kind of function.