ČSD Class E 499.3
 ČSD Class E 499.3 electric locomotives were used primarily for passenger trains in Czechoslovakia. Locomotives which passed to České dráhy rail operator in the Czech republic are now classified as Class 163 those which passed to ZSSK rail operator in Slovakia are also Class 163.E 499.3 locomotives operate on the 3000 V DC system and are essentially a DC only version of the ES 499.1. ČD Class 163.2 and some ZSSK Class 163 locomotives were rebuilt from ČD and ZSSK Class 162.