MRC HO Drop-In Decoder: Kato SD40-2 MRC's HO dual mode drop-in sound decoder for Kato SD40-2 replaces the factory PC board.
No modifications are required for installation; even the speaker drops into its own location.
MRC's true, live capture, sounds include SD40 prime mover diesel rumbles, recorded (railside) by MRC's Sound Engineers. DC power pack users can experience the full benefits of the 1802 decoder when coupled to MRC's BlackBox (#0001050) control unit or the Tech 6 line of powerpacks.
1.5 amp capacity. 16 different types of horns and 8 types of bells. UPC: 019571018024