PKCELL 18650 7.2V 2200mAh Rechargeable Lithium Battery Pack

Short Description:

Samples are available without custom made  | Rapid Quotes | Global Delivery | Get Solution in 1 business day | IEC62133, CE, UN38.3, RoHS, REACH

This lithium-ion pack is made of 1s2p 18650 li-ion battery cells for a total of 2200mA capacity! The cells are connected in parallel and spot-welded to a protection circuit that provides over-voltage, under-voltage, and over-current protection.

Product Detail


Product Tags

Key Features:

1.High quality 7.4 V Li-Ion rechargeable battery pack
2.Made of cylindrical 18650 cells with PCB and polyswitch for full protection
3.Light weight and higher energy density than any rechargeable battery
4.No memory effect and rechargeable
5.Longer storage life than NiMH battery
6.You can build 7.4V/4.0Ah Li-Ion battery pack by connecting two or three PCB ready battery module in parallel
7.Built-in IC chip will prevent battery pack from over charge and over discharge and prolongs battery life
8.Perfect for building 7.2V battery pack for bike lighting, RC toy (cars and airplanes), robots, cameras, DVD external battery.
9.Capacity: 2200mAh
10.Voltage: 7.4V
11.Dimensions: 2.63 x 1.45 x 0.7 inch
12.Weight: 3.5 oz
13.Max. Charge Current: 1C (2.0A)
14.Max. Discharge Current: 2.5C (5A)
15.Cut off voltage: 6V
16.Low self-discharge rate under 3% self-discharge for one year
17.long cycle life over 500 times
18.Comply with IEC62133 CB CE safety standard,Safe to ship MSDS, UN38.3 cert. available

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 applicationfor18650eb247cf9ace1441df13eb0d64f4b6455 ad9703d7ebc86a01d57b9ad046c99ff6Specification

pkcell 18650 7.4v 2200mah  li-ion battery pack for alarm system
Cycle life
500- 1000 times
Chemical System
Lithium ion Battery
blister card, industrial package or customized…
with or without,both ok for us
cash-machine,POS Terminal,monitor,barcode scanner,taxi-machine, portable voting device, lighting, fire alarm sensors, mineequipment, speaker, GPS tracekr, car video-registry, stand-alone telemechanic syster, GSM-modem ect.
Connector Accept customized requirement
Sample can be offer for testing
Production time
15-20 working days if have stock;25-30 working days if withour stock
Payment Term
30%TT in advance and the balance before shipment,or Negotiable
Price Term
FOB (Shenzhen/Guangzhou/HongKong/Shanghai),Ex-works.CIF,C&F………

youshi 18650 battery 

Our Service:   

1.OEM Manufacturing welcome: Product, Package…

2.Sample order

3.We will reply you for your inquiry in 24 hours.

4.After sending, we will track the products for you once every two days, until you get the products. When you got the goods, test them, and give me a feedback.If you have any questions about the problem, contact with us, we will offer the solve way for you.

Customized Design:

PKCELL brand has been successfully established and is highly recognized in the domestic market as well as abroad. The customized design battery pack is available, Customized18650 lithium-ion battery pack for the detector, backup power, and GPS tracker is one of our main products,hot-sale all over the world. The below Cell model list is only for reference, CONTACT US for detailed information and customized solutions.

Packing: Shrink/Blister card/colour box/clamshell/Customized Package  1. All shipping goods are 100% inspected and packed very well.

Additional safety notes:
Do not use a NiMH/NiCad/lead-acid charger! Also, do not abuse these batteries, do not short, bend, crush, or puncture. Never charge or use unattended. Always inspect batteries and surrounding circuitry constantly for any damage, loose wiring, or the possibility of short circuits. Polarity matches all PKCELL LiPoly/LiIon chargers and boards, other brands may have reverse polarity and can destroy your battery. As with all Lithium-ion polymer batteries and with any power source – they should be used by experts who are comfortable working with power supplies.



Q1: Can I have some free samples for testing quality?
A1: Yes, we can give away some products for free to test the quality and market, and the shipping cost needs to be paid by you


Q2: How should I pay?
A2: You can pay via T/T,L/C at sight,Western Union, Cash etc., 100% T/T in advance for samples. For large quantities, 30% T/T in advance as soon as order confirmed and the balance before shipping via T/T or L/C etc. If you prefer other payment terms, please contact us freely.


Q3: What is your package looks like? Can I have the customized package?
A3: We have factory’s current standard package, customized print logo shall be complied to buyer’s requirements, and the extra charges will be borne by the buyers, for more details, please contact us.


Q4: What is delivery time if we place an order?
A4: It depends order quantities. Usually, we can deliver goods within 3 -5 working days for small orders, for more QTY. order, let’s confirm when you place official order.


Q5: Are you factory?
A5: yes,we are factory.


Q6. Can you explain in detail how you match cells for a battery pack before you assembling the pack?
A6: We will do the following things before assembling the pack: a. Select capacity, same capacities cells for one pack b. Measure the voltage, same voltage cells for one pack(difference is under 0.02v per cell) c. Measure the inner resistance,same IR cells for one pack (difference is under 1m Ohm) All above steps are very strict to make sure the pack performance is perfect.


Q7: What&rsquos your advantage compared with other suppliers?
A7: a. High quality batteries: Our batteries are in enough capacity, and lower in RI, Before shipment, we will inspect the products and ensure the quality which are well approved by our clients.
b. Better service: We always offer what our clients need. Reply client&rsquos questions timely. Supply best projects solution for clients. We ship out the products on time&hellip.

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