Among scientists and engineers, the lower case t denotes time. The symbol t0, pronounced "t-zero" represents the beginning. AC Propulsion's tzero™ technology designates a new era: that in which the electric vehicle is a viable mode of transportation for everyone.

tzero™ is AC Propulsion's trademark for proprietary electric vehicle technology and includes our Drive System with integrated, bi-directional battery charger, Power Electronic Unit (PEU) and motor; our Battery Management System; and our Vehicle Management System.

Learn more about tzero™ technology:

drive system
battery management
vehicle management
Vehicle to Grid Power

tzero technology