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2200mAh 18650 Modem Battery Packs

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  • $0.90
  • Regular price $1.50
  • Will be in stock after
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Please read the description carefully.

Shipping to Lower 48 USA states only via Ground Shipping. No international shipping including Hawaii, Guam, Puerto Rico. Non-USA customers click here.


These are 8.4VDC 2200mAh Modem Battery Packs. Great for harvesting 18650 cells as they typically have very low cycles. Pack color may vary.

To harvest the cells you have to crack the packs open and extract the cells, cut and clean the nickel interconnects using snips. Once the cells are out and clean you will need to test them using a charger like this.

Available in 3 pack configurations (choose from dropdown menu):

  • 2-cell packs
  • 3-cell packs
  • 4-cell packs

Typical Capacity:  2200mAh
Nominal Capcity:  2100mAh
Diameter:  18mm
Length:  65mm
Voltage nominal:  3.6V
Charge voltage cut-off:  4.2V
Discharging cut-off:  2.5V

2-Cell Packs

These are Arris BPB022S 8.4vdc 2200mAh Modem Battery Packs. They typically contain 2 of the following cells:

  • LG LGDAS31865
  • LG IMR18650
  • SAMSUNG INR18650


3-Cell Packs

These are various 2200mAh Modem Battery Packs. They typically contain 3 of the following cells:

  • LG  LGD5318650
  • LG  ICR18650S2
  • LG  AAS31865
  • LG IMR18650
  • SONY SEUS18650GR
  • SANYO UR18650FJ


4-Cell Packs

These are Arris BPB044S 8.4vdc 4400mAh Modem Battery Packs. The packs have 2200mAh cells in 2s2p config, making a 4400mAh pack. They typically contain 4 of the following cells:

  • SAMSUNG ICR18650-22F
  • LG LGDAS31865  
  • LG LGES318650 
  • LG LGAAS31865
  • LG LGDS318650
  • SONY US18650GR
  • SANYO UR18650A 
  • SANYO UR18650F


How to harvest modem packs:

*Note: The video below demonstrates how to harvest cells from new modem packs, but keep in mind that the packs from this lot may not be new.

Note that these are reclaimed packs, so the actual cell voltage you receive may be lower than the label shows. We make no guarantees that all cells will be usable. These items are sold for DIY and Second Life purposes. Sold as-is. No refunds. Buyer is responsible for proper cell recycling/disposal.


Listings that are “untested” as sold as-is and cannot be returned, exchanged or refunded. These items are sold for DIY and Second Life purposes. Even when sold as “new”, “NOS”, or “like-new”, they may be in less than perfect condition.

If you buy a product from us and then realize you don't have, or don't want to acquire, the tool(s) or information needed to make our product(s) work for your specific build, this does not constitute valid grounds for replacements, exchanges or refunds. You are responsible for doing your due diligence before making any purchases.

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