Blog 12V Tracks in nControl by Lowa on May 10, 2018 The upcoming nControl 2018 release will also support 12V tracks. The following parts were added to the track designer: 16 stud long straight 12V track 22.5 degree R40 curved track 90 degree cross track right turn switch track left turn switch track The 12V track is visualized with two additional light gray lines, in the center of the track, representing the metal power lines.