This detailed Atlas Master Gold N Scale Alco RS3 locomotive is based on the popular road switcher used by a number of railroads. Well over 1,300 RS3 locomotives were built by Alco between 1950 and 1956. It is considered one of the most successful four-axle diesel road-switchers ever produced by Alco. Powered by an Alco 244 V-12 engine which was complimented by rugged GE electrical components. The 1,600-horsepower RS3 was truly a versatile locomotive as owners used it in every type of service from passenger and commuter runs to heavy-haul and local freight assignments. Original owners of the RS-3 tended to be in the eastern and central regions of the US (with heavier concentrations in the northeast and southeast). This N Scale Alco RS3 replica comes equipped with a dual-mode ESU LokSound Select sound and DCC decoder for operation on DCC and DC layouts (DC with reduced sound functions), and features a scale-speed motor with dual flywheels, directional LED lighting, accurate decoration and AccuMate(R) magnetic knuckle couplers. This EMD Alco RS3 is one of many Atlas and Trainman N Scale locomotives.