Atlas HO Norfolk Southern GE B23-7 NS #3970 – DCC/Sound – 10004715

Atlas HO Scale GE B23-7 Locomotive – Master Series Diesel Power

TheAtlas HO Scale GE B23-7 locomotivedelivers the perfect balance ofprototype accuracy, smooth performance, and premium detailing. As part of the highly regarded Atlas Master™ Series, this model faithfully recreates General Electric’s iconic “Dash 7” locomotive—an essential piece of late 1970s–1990s freight operations.

Whether you’re modeling Conrail, Southern Pacific, or other major railroads, the B23-7 is a versatilefour-axle road switcherideal for both mainline and yard service. Pair it with HO Scale freight cars to build a realistic consist.

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Key Features

• Highly detailedAtlas Master™ Seriesconstruction
• Road-specific details for maximum prototype accuracy
• Five-pole skewed armature motor with dual flywheels
• Smooth, reliable operation at all speeds
• Directional lighting
• Factory-installed AccuMate® knuckle couplers

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Prototype-Specific Details

Atlas incorporates road name-specific variations found on real B23-7 locomotives, including:

• Pilots with or without anti-climbers
• Cab or low-nose headlights
• 2-window or 4-window cab configurations
• Bell placement variations
• Truck options including FB-2, AAR Type B, and Blomberg

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Premium Detailing

• Separately appliedmetal grab irons
• Windshield wipers, MU hoses, and coupler cut levers
• Etched metal radiator grilles
• See-through step details
• Fine-scale handrails
• Painted crew figures

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Silver vs Gold Options

• Silver Series– DCC-ready with speaker for easy sound upgrades
• Gold Series– Factory-installed DCC and sound

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Prototype Background

Introduced in 1977, the GE B23-7 replaced the earlier U23B and featured improvedfuel efficiency, tractive effort, and reliability. Powered by a 12-cylinder GE FDL engine, it became a staple across North American railroads with over 500 units produced.

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Complete Your HO Scale Layout

Enhance your layout with compatible products:

• HO Scale Freight Cars
• Atlas Model Railroad Products

TheAtlas HO Scale B23-7is built for modelers who demand performance, realism, and long-term reliability—making it a must-have addition to any serious HO scale roster.