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Lionel - Safety Transformer (6-4050) Items for Sale
Year Released: 1972
Part Number: 6-4050
Category: Transformer
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| eBay Summary - Currency Code: USD | Count | Avg. Price (USD) | Low Price (USD) | High Price (USD) |
| Bid Auctions | 2 | 12.25 | 3.99 | 20.50 |
| Buy it Now Auctions | 26 | 24.00 | 3.99 | 49.99 |
Listed below are current active eBay auctions for this Item.
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Current eBay Auctions
Title: Lionel Type 4050 Multivolt Toy Transformer 50watt WORKS!
Currency: USD
Buy It Now Price: $3.99
Item location: Rescue, US
Seller Rating: 4538/100.0%
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Currency: USD
Buy It Now Price: $3.99
Item location: Rescue, US
Seller Rating: 4538/100.0%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Untested Parts only
Currency: USD
Current Bid Price: $3.99 ( 0 bids) or Best Offer
Auction Ends: 30th April, 2026
Item location: Fort Atkinson, US
Seller Rating: 187/99.0%
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Currency: USD
Current Bid Price: $3.99 ( 0 bids) or Best Offer
Auction Ends: 30th April, 2026
Item location: Fort Atkinson, US
Seller Rating: 187/99.0%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Untested
Currency: USD
Buy It Now Price: $10.00 or Best Offer
Item location: Pitman, US
Seller Rating: 2151/100.0%
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Currency: USD
Buy It Now Price: $10.00 or Best Offer
Item location: Pitman, US
Seller Rating: 2151/100.0%
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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: 2578/100.0%
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Currency: USD
Buy It Now Price: $11.49
Item location: Ocala, US
Seller Rating: 2578/100.0%
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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: 5637/99.8%
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Currency: USD
Buy It Now Price: $14.00 or Best Offer
Item location: Thompsonville, US
Seller Rating: 5637/99.8%
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Title: LIONEL No 4050 7.5 VA TRAINMASTWER TOY TRANSFORMER, OPERATIONAL 5-208-5
Currency: USD
Buy It Now Price: $14.99 or Best Offer
Item location: Coventry, US
Seller Rating: 219/100.0%
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Currency: USD
Buy It Now Price: $14.99 or Best Offer
Item location: Coventry, US
Seller Rating: 219/100.0%
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Title: Lionel 8251-50 HORN/WHISTLE CONTROLLER & 4050 50 WATT TRANSFORMER - Please Read
Currency: USD
Buy It Now Price: $14.99
Item location: Novi, US
Seller Rating: 2802/100.0%
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Currency: USD
Buy It Now Price: $14.99
Item location: Novi, US
Seller Rating: 2802/100.0%
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Title: Lionel Transformer 120V 60Hz Type 4050 50 Watt Tested. Good Cord
Currency: USD
Buy It Now Price: $19.79
Item location: Plymouth, US
Seller Rating: 1463/100.0%
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Currency: USD
Buy It Now Price: $19.79
Item location: Plymouth, US
Seller Rating: 1463/100.0%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage
Currency: USD
Buy It Now Price: $19.97 or Best Offer
Item location: Akron, US
Seller Rating: 850/100.0%
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Currency: USD
Buy It Now Price: $19.97 or Best Offer
Item location: Akron, US
Seller Rating: 850/100.0%
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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: 5430/99.7%
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Currency: USD
Buy It Now Price: $19.99
Item location: Staten Island, US
Seller Rating: 5430/99.7%
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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: 4848/99.3%
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Currency: USD
Buy It Now Price: $19.99
Item location: Bangor, US
Seller Rating: 4848/99.3%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Untested Toy Train
Currency: USD
Buy It Now Price: $20.00 or Best Offer
Item location: Alliance, US
Seller Rating: 2064/99.8%
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Currency: USD
Buy It Now Price: $20.00 or Best Offer
Item location: Alliance, US
Seller Rating: 2064/99.8%
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Title: Lionel #4050 7.5VA Transformer, #1073, 8-18 Vts Damaged, Both tested & Work
Currency: USD
Current Bid Price: $20.50 ( 0 bids)
Buy It Now Price: 28.00
Auction Ends: 4th May, 2026
Item location: Mechanicsville, US
Seller Rating: 663/100.0%
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Currency: USD
Current Bid Price: $20.50 ( 0 bids)
Buy It Now Price: 28.00
Auction Ends: 4th May, 2026
Item location: Mechanicsville, US
Seller Rating: 663/100.0%
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Title: Lionel Transformer 120V 60Hz Type 4050 50 Watt Tested. Good Cord Vintage
Currency: USD
Buy It Now Price: $21.95
Item location: Charleston, US
Seller Rating: 1131/99.7%
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Currency: USD
Buy It Now Price: $21.95
Item location: Charleston, US
Seller Rating: 1131/99.7%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage
Currency: USD
Buy It Now Price: $22.00 or Best Offer
Item location: Concord, US
Seller Rating: 3040/99.4%
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Currency: USD
Buy It Now Price: $22.00 or Best Offer
Item location: Concord, US
Seller Rating: 3040/99.4%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage
Currency: USD
Buy It Now Price: $23.00 or Best Offer
Item location: Rosemount, US
Seller Rating: 1416/100.0%
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Currency: USD
Buy It Now Price: $23.00 or Best Offer
Item location: Rosemount, US
Seller Rating: 1416/100.0%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Powers On
Currency: USD
Buy It Now Price: $24.00 or Best Offer
Item location: Leander, US
Seller Rating: 292/100.0%
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Currency: USD
Buy It Now Price: $24.00 or Best Offer
Item location: Leander, US
Seller Rating: 292/100.0%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Powers On Please Read
Currency: USD
Buy It Now Price: $24.95
Item location: Immokalee, US
Seller Rating: 2104/99.9%
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Currency: USD
Buy It Now Price: $24.95
Item location: Immokalee, US
Seller Rating: 2104/99.9%
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Title: Power Supply Lionel Red Type 4050 - 50 watt - Pre Owned
Currency: USD
Buy It Now Price: $24.95 or Best Offer
Item location: Blairsville, US
Seller Rating: 1131/99.1%
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Currency: USD
Buy It Now Price: $24.95 or Best Offer
Item location: Blairsville, US
Seller Rating: 1131/99.1%
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Title: Lionel Red Transformer Type 4050 8-15V 50W Output Made in USA Works
Currency: USD
Buy It Now Price: $24.95 or Best Offer
Item location: Brentwood, US
Seller Rating: 1855/99.9%
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Currency: USD
Buy It Now Price: $24.95 or Best Offer
Item location: Brentwood, US
Seller Rating: 1855/99.9%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Tested And Working Ships Free
Currency: USD
Buy It Now Price: $27.99 or Best Offer
Item location: Spokane, US
Seller Rating: 1618/99.1%
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Currency: USD
Buy It Now Price: $27.99 or Best Offer
Item location: Spokane, US
Seller Rating: 1618/99.1%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Powers On
Currency: USD
Buy It Now Price: $29.99
Item location: Mashpee, US
Seller Rating: 210/99.0%
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Currency: USD
Buy It Now Price: $29.99
Item location: Mashpee, US
Seller Rating: 210/99.0%
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Title: Lionel #4050 50 Watt Train Transformer Tested Layout Ready A
Currency: USD
Buy It Now Price: $29.99 or Best Offer
Item location: Suffolk, US
Seller Rating: 34194/99.9%
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Currency: USD
Buy It Now Price: $29.99 or Best Offer
Item location: Suffolk, US
Seller Rating: 34194/99.9%
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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: 2906/100.0%
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Currency: USD
Buy It Now Price: $38.00 or Best Offer
Item location: Painesville, US
Seller Rating: 2906/100.0%
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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: 712/99.8%
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Currency: USD
Buy It Now Price: $40.00
Item location: Mason, US
Seller Rating: 712/99.8%
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Title: Lot of 3 HO Transformers Thunder Line / Model Power / Lionel (AC only) Tested
Currency: USD
Buy It Now Price: $45.00 or Best Offer
Item location: Emmaus, US
Seller Rating: 13902/100.0%
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Currency: USD
Buy It Now Price: $45.00 or Best Offer
Item location: Emmaus, US
Seller Rating: 13902/100.0%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage
Currency: USD
Buy It Now Price: $49.99 or Best Offer
Item location: San Marcos, US
Seller Rating: 11332/99.3%
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Currency: USD
Buy It Now Price: $49.99 or Best Offer
Item location: San Marcos, US
Seller Rating: 11332/99.3%
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Last Updated April 30, 2026, 7:45 am
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