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Lionel - Safety Transformer (6-4050) Items for Sale

Year Released: 1972

Part Number: 6-4050

Category: Transformer

Listed below are current active eBay auctions for this Item.
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Current eBay Auctions

  Title:  O SCALE / Transformer / LIONEL / POWER & CONTROL UNIT 4050 / TRACK / TRAINS / #7
  Currency:  USD
  Buy It Now Price: $9.99
  Item location:  Melbourne, US
Seller Rating: 384/100.0%


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  Title:  LIONEL Type 4050 Red Transformer (Missing Handle)
  Currency:  USD
  Buy It Now Price: $11.49
  Item location:  Ocala, US
Seller Rating: 2412/100.0%


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  Title:  LIONEL TRANSFORMER TYPE 4050 BENCH TESTED WORKS VARIABLE WORKS PRE OWENED USED
  Currency:  USD
  Current Bid Price: $12.50 ( 0 bids)
  Auction Ends:  1st December, 2025
  Item location:  Mount Laurel, US
Seller Rating: 3148/100.0%


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  Title:  Lionel Trainmaster Toy Transformer 4050 AC 7.5 VA Red Untested
  Currency:  USD
  Buy It Now Price: $14.00 or Best Offer
  Item location:  Thompsonville, US
Seller Rating: 5108/99.9%


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  Title:  Lionel Trainmaster Toy Transformer Type 4050 AC 7.5 VA Tested!
  Currency:  USD
  Buy It Now Price: $14.99 or Best Offer
  Item location:  Menomonee Falls, US
Seller Rating: 1877/100.0%


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  Title:  Lionel Transformer Type 4050 AC WORKS TESTED w/ BOX!
  Currency:  USD
  Buy It Now Price: $15.00
  Item location:  Butler, US
Seller Rating: 3353/100.0%


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  Title:  Vintage LIONEL Trainmaster Transformer Red Type 4050 Tested
  Currency:  USD
  Buy It Now Price: $18.10 or Best Offer
  Item location:  Tolland, US
Seller Rating: 8674/100.0%


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  Title:  Lionel Red Transformer Type 4050 8-15V 50W Output Made in USA Works
  Currency:  USD
  Buy It Now Price: $18.95
  Item location:  Jacksonville, US
Seller Rating: 3753/100.0%


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  Title:  LIONEL MULTIVOLT TRANSFORMER # 4050 75VA 120V BLUE
  Currency:  USD
  Buy It Now Price: $19.99
  Item location:  Staten Island, US
Seller Rating: 5063/99.4%


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  Title:  Lionel O Guage Blue Type 4050 Train Transformer 8-15 VAC 7.5A TESTED
  Currency:  USD
  Buy It Now Price: $19.99
  Item location:  Cushing, US
Seller Rating: 4150/99.5%


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  Title:  Lionel Trainmaster Toy Transformer 4050 AC 7.5 VA Red
  Currency:  USD
  Buy It Now Price: $19.99
  Item location:  Plainville, US
Seller Rating: 36/96.9%


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  Title:  Lionel Trainmaster Toy Transformer 4050 AC 7.5 VA Red Untested
  Currency:  USD
  Buy It Now Price: $19.99
  Item location:  Bangor, US
Seller Rating: 4221/99.3%


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  Title:  Vintage Lionel 4050 Trainmaster Transformer.Working good shape
  Currency:  USD
  Buy It Now Price: $20.00 or Best Offer
  Item location:  Levittown, US
Seller Rating: 2393/100.0%


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  Title:  Lionel #4050 50 Watt Train Transformer Tested Layout Ready C
  Currency:  USD
  Buy It Now Price: $22.49 or Best Offer
  Item location:  Suffolk, US
Seller Rating: 32995/99.9%


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  Title:  Lionel #4050 50 Watt Train Transformer Tested Layout Ready B
  Currency:  USD
  Buy It Now Price: $22.49 or Best Offer
  Item location:  Suffolk, US
Seller Rating: 32995/99.9%


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  Title:  Lionel #4050 50 Watt Train Transformer Tested Layout Ready A
  Currency:  USD
  Buy It Now Price: $22.49 or Best Offer
  Item location:  Suffolk, US
Seller Rating: 32995/99.9%


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  Title:  Lot Of (5) Vintage Lionel & Tyco Transformers 1012 1015 1038 4050 899T FOR PARTS
  Currency:  USD
  Buy It Now Price: $28.76 or Best Offer
  Item location:  Torrington, US
Seller Rating: 1444/98.1%


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  Title:  Vintage Lionel 3-Rail Straight & Curved Track–Lot of 16, Pins, Transformer
  Currency:  USD
  Buy It Now Price: $29.95 or Best Offer
  Item location:  Jaffrey, US
Seller Rating: 82/100.0%


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  Title:  1970'S VINTAGE LIONEL #4050 7.5VA TRANSFORMER NEAR MINT CONDITION
  Currency:  USD
  Buy It Now Price: $29.99
  Item location:  Middletown, US
Seller Rating: 40096/99.8%


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  Title:  Lionel Trainmaster Transformer 4050
  Currency:  USD
  Buy It Now Price: $38.00 or Best Offer
  Item location:  Painesville, US
Seller Rating: 2582/99.7%


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  Title:  Lionel Trainmaster Toy Transformer Type 4050 AC 7.5 VA
  Currency:  USD
  Buy It Now Price: $40.00
  Item location:  Mason, US
Seller Rating: 383/100.0%


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Last Updated November 26, 2025, 6:52 am
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