26650 Lithium Battery 2s4p 7.4V 20ah Li Ion Battery Pack for UPS, Energy Storage, Solar Lamp, Iot Digital Devices, Electric Bike Scooter Tricycle, Motorcycle

• Type: Li-ion Battery Pack
• Connection Mode: Series Connection
• Rechargeable: Chargeable
• Discharge Rate: 1-3c
• Size: Small
• Accessories Type: Battery
• Model NO.: HWE26650-2S4P
• Rated Capacity: 20ah
• Standard Voltage: 7.4V
• Usage: LED Bulb
• Electrolyte: Li-ion
• Cycle Life: 500-2000 Times
• Certificate: CE/RoHS/UL
• Warranty: 1 Year
• Self Discharge Rate: <5%/Month
• Weight: 90g
• Calendar Life: 3-5 Years
• Transport Package: Carton
• Specification: customized
• Trademark: HOWELL
• Origin: Guangdong, China
• HS Code: 8507600090
• Production Capacity: 100000 Pieces Per Week

Product Description

Production specification:

Battery Type	Lithium ion battery pack
Nominal Voltage	7.4V
Nominal Capacity	20ah
Limited Charge Voltage	8.4V
Charge Method	CC/CV
Discharge Cut-off Voltage	5.5V
Standard charge current	0.2C
Max. Charge Current	1C
Continuous Discharge Current	0.2C
Max Discharge Current	1-3C
Cycle Life	500- 1000 cycles
Dimension	Diameter: 26mm
	Height: 65mm
Weight	<500g
Operation Temperature Range	Charge: 0~45ºC;
	Discharge: -20~60ºC
	Recommended operating temperature: 15ºC~35ºC
Self-Discharge Rate	Residual capacity: ≤5%/month

 

How to make battery:

 

Packing and shipping:

Product certificate:


Factory:

Experience  

We have more than 20 years experience in producing Nicd&NiMH battery cell and pack,7 years of experience

to manufacture Lithum lifepo4 battery,the factory passed ISO 9001:2008 certification.

Strict process management and control

Each process  for making battery were under strict management and control,all of the battery wereunder full

inspection before delivery.

After-sales service  

Support prompt shipment and sample quality products,track the cargo in time after delivery.More than one year

Guarantee,there are safety and operating instructions for your reference.

Who have choosen us?

Why choose us?

•Quick response to clients' enquiries within 12hrs

•Tailor-made solution provided by our experienced team and professional engineers for lithium

  polymer  battery

•More than 12 years experience in producing battery products for various application.

•Value quality and long-term cooperation to reach win-win relationship. 

 
FAQ:

Q1. Can I have a sample order for Battery?

A: Yes, we welcome sample order to test and check quality.

Q2. What about the lead time?

A:Sample needs 5-10 days, mass production time needs 25-30 days.

Q3. Do you have any MOQ limit for Battery?

A: Low MOQ, 1pc for sample checking is available

Q4. How do you ship the goods and how long does it take to arrive?

A: We usually ship by UPS, TNT... It usually takes 3-5 days to arrive. Airline and sea shipping also optional.

Q5. How to proceed an order for Battery?

A: Firstly let us know your requirements or application.Secondly We quote according to your requirements or our suggestions.Thirdly customer confirms the samples and places deposit for formal order.Fourthly We arrange the production.

Q6. Is it OK to print my logo on Battery?

A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Q7: Do you offer guarantee for the products?

A: Yes, we offer 1-2 years warranty to our products.

Q8: How to deal with the faulty?

A: Firstly, Our products are produced in strict quality control system and the defective rate will be less than 0.2%.
Secondly, during the guarantee period, we will send new batteries with new order for small quantity. For defective 

batch products, we will repair them and resend them to you or we can discuss the solution including re-call accordingto real situation.