For the original Class 18 built in 1973/4 by Alsthom see SNCB Class 18 (Alsthom)The SNCB/NMBS HLE 18 (Siemens class ES60U3) are a series of four axle Bo'Bo' multivoltage electric Siemens EuroSprinter locomotives ordered in two batches of sixty in 2006 and 2008.The locomotives were supplied for use by SNCB/NMBS (Belgian national railways) on passenger services.96 of the class form the HLE 18 class, 24 units fitted with an automatic central coupler form the SNCB HLE 19 class.