1S3P Li Ion 18650 Battery Pack 3.7V 7.8Ah / Electric Bicycle Battery Pack

Product Details:
Place of Origin: CHINA
Brand Name: RYDBATT
Certification: CE ROSH UN38.3 MSDS
Model Number: RYD-Li-ion Battery 1S3P 3.6V
Payment & Shipping Terms:
Minimum Order Quantity: 2000
Price: Negotiated The Price
Packaging Details: Customer requirements
Delivery Time: 30-45 work days
Payment Terms: D/P, T/T,
Supply Ability: 1500PCS /Day
Specifications Product Description Request A Quote
Specifications
Specifications
Type: Li-Ion,Lithium Battery
Cycle Life: >500 Times
Application: Electric Tool
Capacity: 7.8Ah Or Customized
Voltage: 3.6v
Charger: 4.2v1a
Oem: Availiable,Acceptable,Accept OEM And ODM
High Light:

18650 lithium battery pack

,

7.4 v 18650 battery pack

Product Description

RYDBATT Li-ion Battery :Li-18650-1S3P-3.7V 7.8Ah-PCM 3.7V For Li lon Battery Pack
 

Rated performance
Form 1: Battery rated performance
 

No

Item

Rated performance

Remark

 
1

 
Rated capacity

Nominal 7800mAh Min 7650mAh-5%

 
Standard discharge after standard charge

 
2

 
Nominal voltage

 
3.6V

Mean operation voltage during standard discharge after standard charge

3

Voltage at end of discharge

2.8V

Discharge cut-off voltage

4

Charging voltage

4.2V

 

5

Shipments voltage

3.5-3.65V

SOC≤30%

6

Impedance

≤80 mΩ

 

7

Standard charge

Constant current 0.2 C5A Constant voltage 4.2V
Cut-off current ≤0.02C5A

Under the condition of the ambient temperature of 25±2℃

8

Standard discharge

Constant current 0.2 C5A End voltage 2.8V

 

9

Maximum continue charge
and discharge current

3A

 

 
10

Operation temperature range

Charge:10~45℃

 
60±25%R.H

Discharge: -20~60℃

11

Cycle life

>300cycles

Charging/discharging in the below condition: Charge: standard charge
Discharge: 0.2 C5A to 2.8V
Rest time between charge/discharge:30min Until the discharge capacity <80% of NC

12

Storage temperature

≤1 month: -20 ~ 45℃

 
60±25%R.H,
Best 10~25℃ for long-time storage

≤3 months: -10 ~ 30℃

≤1 year: 0 ~ 30℃

13

Weight

Approx: ≈140g

 

 
14

 Dimension(mm)

 
Thickness*Width*Height(Max)

68*56*19±1mm

15

output wire length(mm)

Excluding the connector

152.4±5mm

 
Electrical performances
Form 2: Battery electrical performances
 

No

Items

Test procedure

Requirements

 
1

 
Nominal voltage

The average value of the working voltage during the whole discharge process.

 
3.6V

 
2

 
Discharge performance

The discharge capacity of the battery, measured with
0.2 C5A down to 2.8V within 1 hour after a standard charge at 25±5℃

 
Discharge ≥Minimum capacity

3

Capacity retention

After 28 days storage at 25±5℃, after having been standard charged and discharged at 0.2 C5A to 2.8V (the residual capacity is above 85% of nominal capacity)

 
 
Discharge time≥4.25h

4

Cycle life

Charging/discharging in the below condition: Charge: standard charge at 25±5℃ Discharge: 0.2C5A to 2.8V
Rest time between charge/discharge:30min Until the discharge capacity <80% of NC

>300cycles

5

Storage

(Within 3 months after manufactured) The battery is charged with 0.2C5A to 40-50% capacity and stored at ambient temperature 25±5℃, 65±20%RH for 12 months. After the 12 months storage period the cell
is fully charged and discharged to 2.75V with 0.2 C5A

Discharge time≥4h

Electrical characteristics
Form 3: PCB electrical characteristics

Item

Content

Criterion

Over charge Protection

Over charge detection voltage

4.25±0.03V

Detection delay time

1.2±0.3S

Over charge release voltage

4.050V±0.050V

Over discharge protection

Over discharge detection voltage

2.800V±0.080V

Detection delay time

128±29mS

Over discharge release voltage

3.000V±0.100V

Rated operational current

≤3A

Over current protection

Over current detection current

8±2A

Release condition

Cut load

Detection delay time

9±2mS

Short protection

Detection condition

Exterior short circuit

Release condition

Cut short circuit

Interior resistance

Main loop electrify resistance

≤65mΩ

Current consumption

Current consume in normal operation

≤8μA

NTC

NTC:/

/

PCB Dimension(L*W*H)mm

30±0.2mm*4.5±0.2mm*0.8±0.1mm

 
 
Application Circuit
PCB Layout
1S3P Li Ion 18650 Battery Pack 3.7V 7.8Ah / Electric Bicycle Battery Pack 0
1S3P Li Ion 18650 Battery Pack 3.7V 7.8Ah / Electric Bicycle Battery Pack 1
 
Battery pack drawings

 
1S3P Li Ion 18650 Battery Pack 3.7V 7.8Ah / Electric Bicycle Battery Pack 2
 
About company:
 
* Ryder has 15 years experience of battery packs. Our customers are from all over the world.
* Develop products according to customer requirements or product orientation.
* The automated battery assembly line can process 7K-10K cells every day to guarantee fast delivery for the orders.
* Offer 200 test points for the battery within 60V 10A and 32 test points for the battery within 100V 20A.
* SAP & MES dual system to coordinate daily production.
 
Delivery Time:
 
- Material Preparation Time: 7-15 days (or inventory)
- Production & Assembly Time 3-10 days
- Testing & Packaging Time: 2-10 days
- Total Delivery Time: 30-45days
- The faster delivery could be negotiable.
 
Factory photo:
 
1S3P Li Ion 18650 Battery Pack 3.7V 7.8Ah / Electric Bicycle Battery Pack 3
Contact with our sales team for your OEM and ODM order.
 
OEM/ODM Service:
If you want to display your own brand logo in products, bags, labels or anywhere. Or you need to develop battery packs according to your product orientation. Our OEM and ODM services are ready to do it.
 
Packing:
According to Stardard Export Packing.
Carton box, wooden box, wooden pallet
 
Ryder Electronics established in Shenzhen on July 18, 2005, mainly in the business of battery packs. In 2009 the company passed ISO9001 and improved the product quality standard to fulfill the high-end requirements from our customers.
 
In 2012, Ryder Electronics moved to a new facility and expend the production capacity, the Productivity improved nearly 10 times than before.
 
In 2013, Ryder Electronics imported ERP (SAP) system to supervise order execution process.
 
In 2017, Ryder Electronics expanded the SMT, imported high-speed patch machine from Germany.
 
Until now the factory grows into a modern enterprise which integrated injection molding, PCB designing, SMT and battery pack assembling services.
 
In 2018 the company passed ISO14001certification, introduced automated battery production line to further improve the production quality and capacity.

Recommended Products
Get in touch with us
Contact Person : Miss. Hilary
Tel : 86-755-32903785
Fax : 86-755-32903781
Characters Remaining(20/3000)