Model Number: JP5658

It is a centerset coupler and medium offest coupler with pilot pocket gear box and truck mount type gear box

Unit requires 7-18 volts

Model Number: 172

This is a Kato USA Inc 381-202010 N Scale Track Pack Salt Lake Route Double track layout assortment

Circuitron 800-5401 AR-2 Auto Reverse Circuit with Adjustable Delay DwDetails-1.02-0.73-10.30-6.30-4.30-2 Model Number: JP5658This is a Circuitron 5401 HO AR 2 Auto Reverse Circuit with Adjustable Delay. AR 2 Automatic Reverse Circuit w Adjustable Delay. HO Scale. Same as AR 1, but with adjustable delay to hold train at sensor before reversing. Adjustable delay from one second to over one minute. Can be connected to pushbutton or DT 4 to permit stops and delays without reversing. Requires 12 18V DC power supply. Constructed on 3 x 3 printed circuit board. 5 Amp Capacity.