Campagnolo Athena EPS Interface Unit - IF13-ATEPSCampagnolo Athena EPS Interface Unit IF13 ATEPS A tiny electronic component that performs an extremely important job. The interface transforms the analogue signals received from the controls into the digital signals transmitted to the EPS Power Unit. But that's not all it does. It is also used to sets the initial configuration and adjust drivetrain settings during a race, as well as displaying battery level. A vital component for the electronic