The GW-180 comes with the throttle and the PowerHouse Brick. If you just want the 180 by itself then you can buy only that but you will need a TMCC Direct Lockon to feed the track, or you can make your own adapter because the 180 has a molex type end connector.
- 6-37947 - GW-180 set
- 6-22983 - 180 PowerHouse
- 6-14178 - TMCC Direct Lock-on
I use 6-22983 and 6-14178 in my setup.