One of the most trusted brands in experimental aircraft. Designed for turbine engines up to 900hp or piston engines up to 550ci.
EarthX's ETX battery series is fully protected by an integrated battery management system (BMS) that protects the cell's from over discharge, over charge, short circuit, temperature, plus cell balancing to ensure charge levels are equal. Additionally, the ETX Hundred series aircraft batteries have redundant electronic circuits and battery fault indication. The fault indicator can be connected into your EFIS or wired to a 24 volt LED light on your control panel to alert you to the state of charge and state of health of the battery.