Biocare ECG-6010 HYLB-722 Replacement Battery 14.8V 2600mAh

Biocare ECG-6010 / ECG-6020 / iE6 — 14.8V Li-ion Replacement Battery (HYLB-722)

This is a 14.8V, 2600mAh Li-ion replacement battery for the Biocare ECG-6010, ECG-6020, and iE6 electrocardiograph machines. These portable ECG units are used in clinical wards, cardiology departments, and mobile patient transport where mains power is not always available. Capacity matches the OEM HYLB-722 specification at 38.48Wh.

• ECG-6010, ECG-6020, and iE6 compatibility: All three models share the same 14.8V battery rail, HYLB-722 connector footprint, and BMS handshake protocol — one battery fits across this Biocare platform without modification.
• Bench tested on actual hardware: We cycled this battery through charge and discharge on a Biocare-compatible load profile. The BMS accepted the cell, completed voltage verification, and held charge without triggering a fault flag across repeated cycles.
• Post-installation self-test protocol: After fitting this battery, let the ECG device complete its full power-on self-test without interruption. The BMS runs a voltage and chemistry verification at startup — cutting power mid-sequence causes a false battery fault that persists until the next clean reboot.

Why the ECG-6010 alarms low battery immediately after a confirmed full charge

The Biocare ECG-6010 BMS compares cell voltage against a threshold tuned to the OEM cell's internal resistance profile. A new replacement cell has a slightly different impedance signature in its first few cycles. The BMS reads this as a marginal voltage response under load and triggers a low battery flag — even though the cell is fully charged. One complete charge-discharge cycle recalibrates the BMS baseline. After that cycle, the alarm clears and the battery reports correctly.

ECG device will not power on after battery was stored or left uninstalled

Li-ion cells self-discharge during storage. If the pack voltage drops below approximately 10.0V, the BMS enters a deep-discharge lockout state and blocks current flow to protect the cells from damage. The ECG unit sees no voltage at the battery terminals and will not boot. Place the battery on charge for at least 30–45 minutes before attempting to power on the device — most chargers will detect a low-voltage pack and apply a recovery trickle before switching to full charge current. Confirm the charge indicator is active before reinserting the battery.