Digital Connector Box. Gauge: H0. This is for making connections for a power pack 66361 and up to 2 Mobile Stations (60653/Trix 66950). This unit is suitable for Marklin H0, Trix H0, and Minitrix. Dimensions 96 x 85 x 40 mm / 3-3/4" x 3-3/8" x 1-9/16".