Separable close coupling with single-pole electrical connection for illuminated express train wagons. Also suitable for vehicles with lower buffer height according to NEM 303. Suitable for the prepared wagons with 26.4 cm, 27 cm and 28.2 cm length when installing the interior lighting 73400/73401. A wagon in the train set requires a grinder 73404, 73405 or 73406.Contents: 2 short coupling heads for standard coupling receptacles with contacts, 2 contact sets for the coupling shafts, 1 ground spring for the bogie, 2 connection cables and installation instructions.Operational-safe connection with latching contacts. Engagement and disengagement possible manually on the system, coupling also with regular close couplings without electrical contact.This text is machine translated.