GE Echographe Vscan 7.4V Replacement Battery GM200011

GE Vscan Pocket Sized Ultrasound — 7.4V Li-ion Replacement Battery (GM200011)

This 7.4V 1500mAh Li-ion battery replaces the original power cell in the GE Vscan handheld ultrasound system. It fits the Vscan and Vscan Pocket Sized Ultrasound (GM200011), the point-of-care diagnostic device used in clinical and bedside settings. Capacity matches the OEM specification at 1500mAh (11.1Wh).

• Vscan platform compatibility: The Vscan, Vscan Pocket Sized Ultrasound, and Scan Ultrasound variants share the same 7.4V battery rail and connector format. OEM part numbers GM200011, M2840, and GM-BAT all reference the same physical cell. Voltage tolerance and connector pinout are consistent across these models.
• Bench tested on actual hardware: We ran this cell through charge and discharge cycles using the Vscan charge profile. The BMS handshake completed without fault codes, and the charge IC accepted the new cell without triggering an incompatibility flag.
• Post-swap self-test protocol: After fitting this battery, allow the Vscan to complete its full power-on self-test without interruption. The device runs a BMS verification at startup. Cutting power during this sequence triggers a battery fault flag that persists until the next clean reboot cycle.

Why the Vscan reports a battery fault after a confirmed full charge

The Vscan's charge management IC applies a conservative chemistry threshold when it encounters a new or unfamiliar cell. On the first charge cycle, the BMS has no learned capacity baseline for the replacement cell, so it defaults to a cautious cutoff. This can cause the device to flag a fault even when the cell is genuinely at full charge. One complete charge-discharge cycle allows the BMS to calibrate against the new cell's actual capacity curve, and the fault clears on subsequent charges.

Vscan won't power on after the replacement battery sat in storage

Li-ion cells self-discharge during storage, and if the cell voltage drops below the Vscan BMS recovery threshold — typically around 2.5V per cell — the device will not initiate a boot sequence. The BMS interprets a deeply discharged cell as a fault condition and blocks power delivery to protect internal circuitry. Place the battery on charge for at least 30 minutes before attempting to power on. If the charge indicator shows no activity after that window, check that the charging contacts are clean and making firm contact.