Advertised by Fairbanks-Morse as "the most useful locomotive ever built", the H24-66 Train Master was first introduced in 1953. Designed as a versatile locomotive with various equipment options available, it was found in both passenger and freight service across the US. It was the most powerful single-engine locomotive in production at the time, generating a total of 2,400 hp.

Features Include:
-Separately-applied door handles
-Real metal springs on trucks
-Realistic die-cast underframe
-Five-pole skewed armature motor with dual-flywheels for optimum performance at all speeds
-Directional lighting
-Factory-equipped with AccuMate? couplers
-Painted crew figures
-Separately-installed fine scale handrails
-Etched metal radiator grilles
-Electronic Dual-Mode Decoder (e-DMD) (Item #'s 7700-7749 only) that allows your locomotive to run in DCC or DC
-NMRA 8-pin plug for DCC (Item #'s 7800-7855 only)
-Railroad specific details (Lighted classification lights on some models)

QSI? Quantum System? Features Include:
(Item #'s 7700-7749 only)
-Dual speaker system
-Authentic diesel engine sounds
-Squealing brakes
-Doppler effect
-Air let-off in neutral
-Coupler impact sounds when operated with DCC
-Helper mode that mutes the whistle and bell for double heading
-And more!

Note: Due to the higher starting voltage required to operate the sound system, it is not possible to MU a non-sound-equipped loco in DC (analog) mode.