Used in military vehicles, Xcelion 6T™ provides equivalent power of two lead-acid batteries for life extension as well as weight and volume reduction. This 28 V, 60 Ah lithium-ion (Li-ion) battery system is sized to dimensions of traditional lead-acid battery to facilitate installation into vehicle and provides power for starting, lights, and ignition as well as safety-critical devices during silent watch missions. CANBus communications relays critical information.