ITEM NAME:ACS724TLLCR 50A Range Hall Current Sensor Module ACS724 Module for Arduino C7L6 ACS724TLLCR 50A Range Hall Current Sensor Module ACS724 Module for Arduino C7L6.Model Number: ACS724. 1 ACS724 module 50A. 50A range current detection board ACS724-LLCTR-50AB. Current sensor chip: ACS724-LLCTR-50AB.