About this replacement
Neusoft NSC-M10 — 10.8V Li-ion Replacement Battery (INR18650 3S2P)
This is a 10.8V, 5200mAh (56.16Wh) lithium-ion battery pack built in a 3S2P INR18650 configuration. It fits the Neusoft NSC-M10 portable medical device. The cell arrangement matches the voltage rail and BMS handshake required by the NSC-M10's power management circuit.
- NSC-M10 platform fit: The 3S2P topology delivers a 10.8V nominal rail across two parallel cell strings, matching the NSC-M10's charge IC input range. The BMS handles cell balancing across all six INR18650 cells, which is what the device expects during its power-on verification sequence.
- Bench tested on actual hardware: We ran this pack through charge and load cycles on the bench. The BMS maintained cell balance within tolerance and responded correctly to both charge termination and low-voltage cutoff signals — no fault flags during the test sequence.
- Post-installation self-test protocol: After fitting this battery, allow the NSC-M10 to complete its full power-on self-test without interruption. The device runs a BMS verification step at startup — cutting power mid-sequence stores a false battery fault that persists until the next clean reboot cycle.
Device not completing boot sequence on new battery
The NSC-M10 runs a multi-step BMS verification during boot that checks cell voltage thresholds before allowing the device to reach the operating state. A new pack that has partially self-discharged during shipping may present a resting voltage below the boot threshold, causing the sequence to stall or abort. This is not a failed battery — it is the device rejecting a pack it has not yet verified. Connect to mains power and allow a full charge cycle to complete before attempting to power the device on battery alone.
Charge indicator not reaching 100% on first charge
The NSC-M10's charge IC applies a conservative current limit when it encounters a cell pack it has not previously profiled. On the first charge cycle, the termination voltage may be set slightly below the full 12.6V end-of-charge threshold, causing the indicator to plateau at 90–95%. This is a one-cycle behaviour tied to the charge IC's new-cell conditioning logic. Run one complete charge-discharge cycle and the IC will recalibrate its termination point — the indicator should reach 100% on the second charge.