MTH 20219711 | Premier Dash-8 Diesel Engine w/Proto-Sound 3.0 - CSX #7690 | O Scale

Bring home CSX's blue and yellow heritage in O Scale with the MTH Premier 20219711 Dash-8 Diesel Engine #7690, complete with Proto-Sound 3.0 for lifelike operation on your layout. This Hi-Rail model captures every rivet and grille of the prototype that powered CSX's high-horsepower mainline freight service, while PS3 delivers digital sound, smoke, speed control, and full DCC/DCS command compatibility straight out of the box.

• Proto-Sound 3.0 with digitally recorded GE 4-stroke diesel prime mover, realistic horn, and bell
• Operates on O gauge track — runs on a minimum O-54 curve, Hi-Rail wheels for 3-rail layouts
• Full DCS, DCC, and conventional AC control compatibility
• Intricately detailed ABS body with die-cast truck sides, pilots, and fuel tank
• Metal chassis, metal handrails, and metal horn
• Moveable roof fans and metal body-side grilles
• Detachable snow plow and two hand-painted engineer cab figures
• Rule 17 directional LED headlights, illuminated number boards, and lighted cab interior
• Two remote-controlled Proto-Couplers plus O Scale Kadee-compatible coupler mounting pads
• Authentic CSX dark blue and yellow paint scheme with road number 7690

Does this locomotive run on conventional AC power or does it require DCS?
Proto-Sound 3.0 is fully compatible with conventional AC transformers, MTH DCS, and DCC command systems — run it the way your layout is set up today.

What minimum curve does it need?
The Premier Dash-8 is rated for O-54 minimum curves, making it a good fit for mid-size and larger 3-rail layouts.

Is this Hi-Rail or Scale wheel?
This #7690 release uses Hi-Rail wheels for 3-rail O gauge track. If you need scale wheels, look for the separate 2-rail scale-wheel version.

Does it come with a snow plow installed?
The snow plow is included and detachable, so you can run with or without it depending on your preferred look.

Round out your CSX fleet at squeakystrains.com/collections/o-scale, browse more diesel power at squeakystrains.com/collections/locomotives, or shop the full squeakystrains.com/collections/mth lineup.