About this replacement
Dell Venue Pro / V02S — 3.7V Li-ion Replacement Battery (214L0)
This is a 3.7V, 2600mAh Li-ion battery for the Dell Venue Pro and V02S smartphones. It replaces OEM part 214L0 and fits the original battery bay without modification. Voltage and cell dimensions match factory spec: 59.00 × 37.00 × 12.00mm.
- Venue Pro and V02S compatibility: Both models share the same battery bay dimensions, connector pinout, and BMS communication protocol — one cell fits either variant without adapter or wiring change.
- Bench tested on actual hardware: We cycled this cell through charge and discharge on the Venue Pro platform. The BMS accepted the cell without triggering protection cutoff, and charge termination fired correctly at 4.2V.
- Fuel gauge recalibration on first use: On first use after installation, disable fast charging and run one full discharge-to-charge cycle. This lets the fuel gauge IC map the new cell's discharge curve before the OS starts reporting percentage from it.
Sudden shutdown at 20–30% on the Venue Pro after a cell swap
This happens because the fuel gauge IC is still calibrated to the old cell's voltage curve. The new cell hits a voltage cliff under screen or modem load at a point the gauge still reads as 20–30%. The phone interprets the voltage drop as a hard fault and shuts down before the gauge catches up. One full discharge cycle — drained to auto-off, then charged uninterrupted to 100% — resets the coulomb counter and brings percentage reporting back in line.
Phone warm near the battery during the first charge after replacement
A new cell starts with higher internal impedance than a broken-in one. The charge IC pushes current into that higher-impedance cell and the conversion loss shows up as heat near the battery bay. This is most noticeable in the first one or two cycles and drops off as the cell's impedance settles. If the phone runs above 40°C to the touch after the second full charge, check that the battery connector is fully seated — a partial connection raises contact resistance and compounds the heating.