Function decoder suitable for RailCom, DC, DCC (2- and 4-digit addresses) and Märklin Motorola, with automatic protocol recognition. 4 function outputs with the following functionalities: Function mapping, dimming, flashing, timer function for uncoupler. 2 outputs with 0.5 A max., for each output, continuously, 2 additional outputs: 300 mA total, continuously. All outputs are protected against overloading, in addition the decoder is protected against overheating. The decoder has a SUSI interface, as well as a connection for external energy storage, as soldering pads. Dimensions approx. 11.5 x 9.5 x 2.6 mm.