QR 2300 class (2301-2315, 2320-2323, 2330-2339, 2346-2353, 2355-2366, 2370-2374, 2387-2392)

12-645E3C prime mover

Long and short horns (user selectable)

Coupler crash and release

Dynamic brake or Cab door

Drive hold (FT)

Brake application (FT)

Shunting mode

Handbrake

Curve squeal

Headlight dimmer

Sanders

Compressor & Radiator fans (mute)