About Payment 
 Shipping & Cost
 Battery SDS
 Battery Terminology
 Battery Knowledge
Privacy Policy
 Export restrictions


Shopper Award

Security Verified Seal

Polymer Li-ion Battery: 11.1V 20Ah (222 Wh, 14A rate) with Car Lighter Socket (18.0)

Your Price: $325.50
In Stock

Product ID # 4658
Part Number:

Lead Time: 5 Business Days

Quantity Discounts

5 to 20$315.73
21 to 50$309.22
51 to 100$302.71
101 or more$292.95
*Important Shipping Regulation This pack is for testing (prototype) only. It has not been UN38.3 tested yet.  Read more...
 Voltage 11.1 v (working)   16.8 V ( peak)   9 V ( cut-off)
 Capacity 20 Ah  or 222 Wh
  • two PCM (10A limited) is installed with the battery pack to protect battery from
  • Overcharging beyond 4.25V/cell
  • Over-discharge below 2.85V/cell
  • Over drain        ( >20 Amp)
  • Balance battery's voltage within 4.25V +/-0.2V during charging
  • Two pcs of 7A polyswitch installed and Limit the current rate to 14Amps 
Prewired 4' long Cigarette lighter socket with coil cord.
Max. Discharging Rate 14 Amp Max. limited by polyswitches
Dimensions (LxWxH) 6.5" (166mm)  x 2.5" (64mm)  x 3.0" (76mm)
Weight 2.8 lb (1260 grams)     
 Smart Charger  Must use one 1.5A  Smart Li-Ion battery charger with the connector adaptor.
  • The charging time is about 16 hours.
 Applications This high energy / and light weight  Polymer Li-Ion battery bank has multi-functions:
  • Run laptop: Connect the battery pack with 15-24V DC-DC converter, it can run any laptop computer with selectable output DC voltage between 15-24V.

    • Burn time = (222Wh / Wattage of laptop) - 0.2 hrs  
  • Run 12V portable devices: You may connect the battery pack to DC-DC 12V regulators
  • Run a Video light up to 100W



  • We are not responsible for any damages or losses caused by misusing (included but not limited to: miss-charging, miss-discharging, any changes of this battery pack, miss-assembling batterypacks.)
  • Always pay attention when charging the battery pack. Battery shall put in a place or container with fire - proof to avoid any accident
  • Please always check battery polarity before connection to device. 
  • For safety warning please see the link here

Optional items    ( click underlined or picture to order )


      • Please order a fanny bag to carry the battery pack in belt


      • Please add a Carry baghere to carry this battery pack.  ( click picture to order )

Related Products

Product Reviews

(0 Ratings, 0 Reviews)
What to consider when designing Lithium Batteries?
Bluetooth Technology for Lithium-ion/LiFePO4 Batteries
UN 38.3 Safety Test

We own a national standard UN38.3 testing lab. We can provide UN38.3 test service to our customer.

If you want to set up your own lab, we also provide UN38.3 & IEC62133 equipments and onsite training. Email us for the quote and lead time.
Lithium Battery Shipping Regulation
Recommendations on How to get ≤30% Rated Capacity for Shipping
Thermal Abuse Test for IEC62133
Thermal Spread Material used in Battery Pack Assembly
Show & Conference
The BatteryShow 2016, Sept 13-15, 2016, Novi Michigan, Booth#1716
33rd International Battery Exhibit, March 21-24, 2016, Florida, Booth#412
Lithium Battery Power and Safety, Baltimore MD, Nov 17-19, 2015
The Battery Show, Novi. MI, Sept 15-17, 2015 Booth#1716
Battery Power 2015, Denver, CO, August 5-6, 2015 Booth#29
Next Generation Batteries Conference, San Diego, CA, April 21-22, Booth#9
More ...
Mailing Lists