IBM ThinkPad 600 Series: Battery Research

Panasonic CGR18650HM Cell Specifications

Warning: The information in this thread was obtained from various sources on the Internet, including any datasheets linked below, and is provided for reference only. It is not guaranteed to be accurate. To prevent fire or personal injury, never charge or discharge a cell before verifying the information yourself using the original specifications sheet provided by the manufacturer.

Brand: Panasonic

Model: CGR18650HM

Capacity: 1630mAh Rated

Voltage: 3.70V Nominal

Charging: 4.20V Maximum 

   1120mA Standard

    --- mA Maximum

Discharging: 3.00V Cutoff

    320mA Standard

    3200mA Maximum

Description: Yellow Cell Wrapper

  Black Insulator Ring

    18650 Form Factor

Data References:
Panasonic CGR18650HM Datasheet 


IBM_ThinkPad_600_series_Teardown_battery_safety_case_and_cells_ PANASONIC_Li-ion_cells.mp4