About this replacement
Samsung Galaxy E7 SM-E700 Series — 3.8V Li-Polymer Replacement Battery (EB-BE700ABE)
This is a 3.8V, 2950mAh Li-Polymer replacement battery for the Samsung Galaxy E7, covering SM-E700M, SM-E700F, SM-E700D, and related variants. It uses OEM part number EB-BE700ABE and slots directly into the E7's battery bay at 95.16 × 45.62 × 4.34mm. Fit this cell when the original no longer holds charge through a normal day.
- SM-E700 variant coverage: The SM-E700M, SM-E700F, and SM-E700D share the same battery bay dimensions, connector pinout, and BMS handshake protocol — one cell covers all three without modification.
- Bench tested on actual hardware: We ran this cell through charge and discharge cycles on the E7 platform. The BMS accepted the cell, charge termination triggered correctly at 4.35V, and the protection circuit tripped as expected on over-discharge.
- Fuel gauge recalibration on first use: After fitting this cell, disable fast charging and run one full discharge down to automatic shutdown, then charge to 100% uninterrupted. This gives the E7's fuel gauge IC one complete reference cycle against the new cell's actual discharge curve before the OS reports meaningful percentage figures.
Why the Galaxy E7 reports wrong battery percentage after a cell swap
The E7 uses a coulomb counter inside the fuel gauge IC that was calibrated to the original cell's internal resistance and discharge curve. A new cell has different impedance characteristics, so the IC's stored capacity model no longer matches the actual cell. The phone may report 30% remaining while the cell is already near its cutoff voltage. One complete discharge-to-shutdown followed by an uninterrupted full charge resets the coulomb counter's endpoints and brings percentage reporting back into alignment.
Sudden shutdown at 20–30% on the replacement cell
This happens when the modem, display, or both draw a current spike that the cell cannot sustain at that state of charge — terminal voltage drops below the BMS cutoff threshold even though the gauge still reads 20–30%. On a fresh replacement cell, this is almost always a fuel gauge calibration problem, not a faulty cell. The IC's low-voltage endpoint is misplaced relative to the new cell's actual voltage cliff. Run the full recalibration cycle first — one full discharge to shutdown, one uninterrupted charge to 100% — and verify the phone holds voltage above 3.5V under load before assuming the cell is defective.