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O Scale

O Scale Model TrainsO Scale Model Trains

O Scale (1:48) is one the most popular and oldest scales in the industry, featuring one of the largest varieties of high quality trains and accessories in the market. O scale trains are larger than HO scale trains and have lots of neat features and quality detail. Popular maufacturers of O scale trains include Lionel, MTH, Atlas, and Williams, among many more.

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35 Items

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  1. MTH 20-21894-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Chessie #8577
    MTH 20-21894-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Chessie #8577
    Number 20-21894-1
    Manufacturer MTH Trains
    Scale O
    $549.99
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  2. MTH 20-21896-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Reading & Northern #5014
    MTH 20-21896-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Reading & Northern #5014
    Number 20-21896-1
    Manufacturer MTH Trains
    Scale O
    $569.99
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  3. MTH 20-21900-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Norfolk Southern #6506
    MTH 20-21900-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Norfolk Southern #6506
    Number 20-21900-1
    Manufacturer MTH Trains
    Scale O
    $549.99
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  4. MTH 20-21901-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Norfolk Southern #6520
    MTH 20-21901-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Norfolk Southern #6520
    Number 20-21901-1
    Manufacturer MTH Trains
    Scale O
    $549.99
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  5. MTH 20-21902-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Conrail #6792
    MTH 20-21902-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Conrail #6792
    Number 20-21902-1
    Manufacturer MTH Trains
    Scale O
    $549.99
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  6. MTH 20-21903-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Conrail #6804
    MTH 20-21903-1 O SD50 Diesel Engine w/Proto-Sound 3.0- Conrail #6804
    Number 20-21903-1
    Manufacturer MTH Trains
    Scale O
    $549.99
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  7. MTH 20-21935-1 O ES44AC Diesel Engine w/Proto-Sound 3.0 w/charging lights - Donald J. Trump
    MTH 20-21935-1 O ES44AC Diesel Engine w/Proto-Sound 3.0 w/charging lights - Donald J. Trump
    Number 20-21935-1
    Manufacturer MTH Trains
    Scale O
    $699.99
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  8. MTH 20-3937-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Great Northern (Green) Cab No. 4001
    MTH 20-3937-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Great Northern (Green) Cab No. 4001
    Number 20-3937-1
    Manufacturer MTH Trains
    Scale O
    $1,659.99
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  9. MTH 20-3938-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Great Northern (Black) Cab No. 4000
    MTH 20-3938-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Great Northern (Black) Cab No. 4000
    Number 20-3938-1
    Manufacturer MTH Trains
    Scale O
    $1,659.99
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  10. MTH 20-3939-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Northern Pacific Cab No. 5100
    MTH 20-3939-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Northern Pacific Cab No. 5100
    Number 20-3939-1
    Manufacturer MTH Trains
    Scale O
    $1,659.99
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  11. MTH 20-3941-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Spokane Portland & Seattle Cab No. 901
    MTH 20-3941-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - Spokane Portland & Seattle Cab No. 901
    Number 20-3941-1
    Manufacturer MTH Trains
    Scale O
    $1,659.99
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  12. MTH 20-3943-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - (Oil Tender - Hi-Rail Wheels) - Great Northern #4000 (Empire Builder)
    MTH 20-3943-1 O 4-6-6-4 Z-6 Challenger Steam Engine w/Proto-Sound 3.0 (Hi-Rail Wheels) - (Oil Tender - Hi-Rail Wheels) - Great Northern #4000 (Empire Builder)
    Number 20-3943-1
    Manufacturer MTH Trains
    Scale O
    $1,659.99
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  13. MTH 20-3949-1 O 4-8-4 J Steam Locomotive w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk & Western Cab No. 600
    MTH 20-3949-1 O 4-8-4 J Steam Locomotive w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk & Western Cab No. 600
    Number 20-3949-1
    Manufacturer MTH Trains
    Scale O
    $1,599.99
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  14. MTH 20-3950-1 O 4-8-4 J Steam Locomotive w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk & Western Cab No. 608
    MTH 20-3950-1 O 4-8-4 J Steam Locomotive w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk & Western Cab No. 608
    Number 20-3950-1
    Manufacturer MTH Trains
    Scale O
    $1,599.99
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  15. MTH 20-3951-1 O 4-8-4 J Steam Locomotive w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk & Western Cab No. 613
    MTH 20-3951-1 O 4-8-4 J Steam Locomotive w/Proto-Sound 3.0 (Hi-Rail Wheels) - Norfolk & Western Cab No. 613
    Number 20-3951-1
    Manufacturer MTH Trains
    Scale O
    $1,599.99
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  16. MTH 30-1880-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Great Northern
    MTH 30-1880-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Great Northern
    Number 30-1880-1
    Manufacturer MTH Trains
    Scale O
    $489.99
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  17. MTH 30-1882-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Boston & Maine
    MTH 30-1882-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Boston & Maine
    Number 30-1882-1
    Manufacturer MTH Trains
    Scale O
    $489.99
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  18. MTH 30-1883-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Santa Fe
    MTH 30-1883-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Santa Fe
    Number 30-1883-1
    Manufacturer MTH Trains
    Scale O
    $489.99
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  19. MTH 30-1885-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - John F. Kennedy Cab No. 1961 TW Exclusive
    MTH 30-1885-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - John F. Kennedy Cab No. 1961 TW Exclusive
    Number 30-1885-1
    Manufacturer MTH Trains
    Scale O
    $569.99
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  20. MTH 30-1886-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - John F. Kennedy Cab No. 1963 TW Exclusive
    MTH 30-1886-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - John F. Kennedy Cab No. 1963 TW Exclusive
    Number 30-1886-1
    Manufacturer MTH Trains
    Scale O
    $569.99
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  21. MTH 30-1887-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Ronald Reagan Cab No. 1981 TW Exclusive
    MTH 30-1887-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Ronald Reagan Cab No. 1981 TW Exclusive
    Number 30-1887-1
    Manufacturer MTH Trains
    Scale O
    $569.99
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  22. MTH 30-1888-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Ronald Reagan Cab No. 1985 TW Exclusive
    MTH 30-1888-1 O 4-6-2 Imperial P47 Pacific Steam Engine w/Proto-Sound 3.0 - Ronald Reagan Cab No. 1985 TW Exclusive
    Number 30-1888-1
    Manufacturer MTH Trains
    Scale O
    $569.99
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  23. MTH 30-21240-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - Florida East Coast Cab No. 816
    MTH 30-21240-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - Florida East Coast Cab No. 816
    Number 30-21240-1
    Manufacturer MTH Trains
    Scale O
    $399.99
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  24. MTH 30-21241-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - CSX (B&O Heritage) Cab No. 1827
    MTH 30-21241-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - CSX (B&O Heritage) Cab No. 1827
    Number 30-21241-1
    Manufacturer MTH Trains
    Scale O
    $399.99
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  25. MTH 30-21242-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - CSX (Chessie Heritage) Cab No. 1973
    MTH 30-21242-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - CSX (Chessie Heritage) Cab No. 1973
    Number 30-21242-1
    Manufacturer MTH Trains
    Scale O
    $399.99
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  26. MTH 30-21243-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - Union Pacific Cab No. 2528
    MTH 30-21243-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - Union Pacific Cab No. 2528
    Number 30-21243-1
    Manufacturer MTH Trains
    Scale O
    $399.99
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  27. MTH 30-21256-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - New York Central - CSX Heritage (Trainworld) Cab No. 1853
    MTH 30-21256-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - New York Central - CSX Heritage (Trainworld) Cab No. 1853
    Number 30-21256-1
    Manufacturer MTH Trains
    Scale O
    $419.99
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  28. MTH 30-21262-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - New York Central - CSX Heritage (Trainworld) Cab No. 1998
    MTH 30-21262-1 O ES44AC Imperial Diesel Engine With Proto-Sound 3.0 - New York Central - CSX Heritage (Trainworld) Cab No. 1998
    Number 30-21262-1
    Manufacturer MTH Trains
    Scale O
    $419.99
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  29. MTH 30-21265-1 O C30-7 Diesel Engine W/Proto-Sound 3.0 - Union Pacific
    MTH 30-21265-1 O C30-7 Diesel Engine W/Proto-Sound 3.0 - Union Pacific
    Number 30-21265-1
    Manufacturer MTH Trains
    Scale O
    $399.99
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  30. MTH 30-21266-1 O C30-7 Diesel Engine W/Proto-Sound 3.0 - CSX
    MTH 30-21266-1 O C30-7 Diesel Engine W/Proto-Sound 3.0 - CSX
    Number 30-21266-1
    Manufacturer MTH Trains
    Scale O
    $399.99
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  31. MTH 30-21268-1 O C30-7 Diesel Engine W/Proto-Sound 3.0 - Seaboard Coast Line
    MTH 30-21268-1 O C30-7 Diesel Engine W/Proto-Sound 3.0 - Seaboard Coast Line
    Number 30-21268-1
    Manufacturer MTH Trains
    Scale O
    $399.99
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  32. MTH 30-21276-1 O Alco Rs-1 Diesel Engine w/Proto-Sound 3.0 - Santa Fe Cab No. 2398
    MTH 30-21276-1 O Alco Rs-1 Diesel Engine w/Proto-Sound 3.0 - Santa Fe Cab No. 2398
    Number 30-21276-1
    Manufacturer MTH Trains
    Scale O
    $374.99
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  33. MTH 30-21277-1 O Alco Rs-1 Diesel Engine w/Proto-Sound 3.0 - Susquehanna
    MTH 30-21277-1 O Alco Rs-1 Diesel Engine w/Proto-Sound 3.0 - Susquehanna
    Number 30-21277-1
    Manufacturer MTH Trains
    Scale O
    $389.99
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  34. MTH 30-21278-1 O Alco Rs-1 Diesel Engine w/Proto-Sound 3.0 - Great Northern Cab No. 182
    MTH 30-21278-1 O Alco Rs-1 Diesel Engine w/Proto-Sound 3.0 - Great Northern Cab No. 182
    Number 30-21278-1
    Manufacturer MTH Trains
    Scale O
    $399.99
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  35. MTH 30-21279-1 O Alco Rs-1 Diesel Engine w/Proto-Sound 3.0 - Minneapolis & St. Louis Cab No. 944
    MTH 30-21279-1 O Alco Rs-1 Diesel Engine w/Proto-Sound 3.0 - Minneapolis & St. Louis Cab No. 944
    Number 30-21279-1
    Manufacturer MTH Trains
    Scale O
    $374.99
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