Bastens - We are lucky enough to have one of the LEGO City Train Track Splitter 7996 which is now retired. That being said I wouldn't recommend spending over $250 to buy
LEGO City Train 7996 Double Crossover Switch Track - Why so much? - Vidéo Dailymotion
LEGO City Train 7996 Train Rail Crossing New in sealed box | #237351830
Uphill Track 7996 City Rail MOC Kit Train Building Blocks Sets DIY--37 Sets | eBay
LEGO 7996 Train Rail Crossing ** RC Railroad Track ** New in Box ** Sealed ** 01 | eBay