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Modem 18650 four cell Battery Pack
Modem 18650 four cell Battery Pack
Modem 18650 four cell Battery Pack
Modem 18650 four cell Battery Pack
Modem 18650 four cell Battery Pack
Modem 18650 four cell Battery Pack

Modem 18650 four cell Battery Pack

Regular price $5.00 Sale price $3.40

Shipping to 48 USA states only  on UPS Ground  No international orders including HI,GU,PR

These are Arris BPB044S 8.4vdc 4400mAh Modem Battery Packs.  They typically contain 4 of the following cells,

 LGDAS31865  

 LGES318650 

ICR18650-22F

UR18650A 

 Modem packs are great for harvesting 18650 cells as they typically have very low cycles,  and sometimes they even have zero cycles.  To harvest the cells you have to crack packs open and extract the cells,  you'll have to cut and clean the Nickel interconnects using snips.

Once the Cells are out and clean you will have to test them using a charger like this.

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