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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 | 13.75 | 5.00 | 22.50 |
| Buy it Now Auctions | 27 | 25.05 | 10.00 | 49.99 |
Listed below are current active eBay auctions for this Item.
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Current eBay Auctions
Title: LIONEL TRANSFORMER TYPE 4050 BENCH TESTED WORKS VARIABLE WORKS PRE OWENED USED
Currency: USD
Current Bid Price: $5.00 ( 0 bids)
Auction Ends: 12th April, 2026
Item location: Mount Laurel, US
Seller Rating: 3371/100.0%
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Currency: USD
Current Bid Price: $5.00 ( 0 bids)
Auction Ends: 12th April, 2026
Item location: Mount Laurel, US
Seller Rating: 3371/100.0%
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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: 2124/100.0%
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Currency: USD
Buy It Now Price: $10.00 or Best Offer
Item location: Pitman, US
Seller Rating: 2124/100.0%
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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: 5611/99.9%
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Currency: USD
Buy It Now Price: $14.00 or Best Offer
Item location: Thompsonville, US
Seller Rating: 5611/99.9%
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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: 2788/100.0%
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Currency: USD
Buy It Now Price: $14.99
Item location: Novi, US
Seller Rating: 2788/100.0%
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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: 202/100.0%
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Currency: USD
Buy It Now Price: $14.99 or Best Offer
Item location: Coventry, US
Seller Rating: 202/100.0%
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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: 1439/100.0%
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Currency: USD
Buy It Now Price: $19.79
Item location: Plymouth, US
Seller Rating: 1439/100.0%
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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: 837/100.0%
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Currency: USD
Buy It Now Price: $19.97 or Best Offer
Item location: Akron, US
Seller Rating: 837/100.0%
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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: 5408/99.7%
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Currency: USD
Buy It Now Price: $19.99
Item location: Staten Island, US
Seller Rating: 5408/99.7%
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Title: Lionel Red Trainmaster Toy Transformer Type 4050 AC 7.5 VA 60 Hz
Currency: USD
Buy It Now Price: $19.99 or Best Offer
Item location: Munroe Falls, US
Seller Rating: 5607/99.9%
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Currency: USD
Buy It Now Price: $19.99 or Best Offer
Item location: Munroe Falls, US
Seller Rating: 5607/99.9%
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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: 4789/99.3%
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Currency: USD
Buy It Now Price: $19.99
Item location: Bangor, US
Seller Rating: 4789/99.3%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Powers On Please Read
Currency: USD
Buy It Now Price: $20.00
Item location: Vinton, US
Seller Rating: 1288/100.0%
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Currency: USD
Buy It Now Price: $20.00
Item location: Vinton, US
Seller Rating: 1288/100.0%
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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: 2026/99.8%
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Currency: USD
Buy It Now Price: $20.00 or Best Offer
Item location: Alliance, US
Seller Rating: 2026/99.8%
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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: 1102/99.6%
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Currency: USD
Buy It Now Price: $21.95
Item location: Charleston, US
Seller Rating: 1102/99.6%
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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: 2897/99.3%
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Currency: USD
Buy It Now Price: $22.00 or Best Offer
Item location: Concord, US
Seller Rating: 2897/99.3%
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Title: Lionel #4050 7.5VA Transformer, #1073, 8-18 Vts Damaged, Both tested & Work
Currency: USD
Current Bid Price: $22.50 ( 0 bids)
Buy It Now Price: 30.00
Auction Ends: 13th April, 2026
Item location: Mechanicsville, US
Seller Rating: 659/100.0%
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Currency: USD
Current Bid Price: $22.50 ( 0 bids)
Buy It Now Price: 30.00
Auction Ends: 13th April, 2026
Item location: Mechanicsville, US
Seller Rating: 659/100.0%
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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: 1408/100.0%
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Currency: USD
Buy It Now Price: $23.00 or Best Offer
Item location: Rosemount, US
Seller Rating: 1408/100.0%
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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: 291/100.0%
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Currency: USD
Buy It Now Price: $24.00 or Best Offer
Item location: Leander, US
Seller Rating: 291/100.0%
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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: 1021/99.1%
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Currency: USD
Buy It Now Price: $24.95 or Best Offer
Item location: Blairsville, US
Seller Rating: 1021/99.1%
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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: 2032/99.9%
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Currency: USD
Buy It Now Price: $24.95
Item location: Immokalee, US
Seller Rating: 2032/99.9%
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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: 1805/99.9%
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Currency: USD
Buy It Now Price: $24.95 or Best Offer
Item location: Brentwood, US
Seller Rating: 1805/99.9%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Tested And Working
Currency: USD
Buy It Now Price: $25.99
Item location: Boca Raton, US
Seller Rating: 5624/100.0%
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Currency: USD
Buy It Now Price: $25.99
Item location: Boca Raton, US
Seller Rating: 5624/100.0%
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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: 1614/99.2%
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Currency: USD
Buy It Now Price: $27.99 or Best Offer
Item location: Spokane, US
Seller Rating: 1614/99.2%
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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: 34036/99.9%
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Currency: USD
Buy It Now Price: $29.99 or Best Offer
Item location: Suffolk, US
Seller Rating: 34036/99.9%
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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: 198/98.9%
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Currency: USD
Buy It Now Price: $29.99
Item location: Mashpee, US
Seller Rating: 198/98.9%
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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: 2880/100.0%
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Currency: USD
Buy It Now Price: $38.00 or Best Offer
Item location: Painesville, US
Seller Rating: 2880/100.0%
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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: 700/99.8%
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Currency: USD
Buy It Now Price: $40.00
Item location: Mason, US
Seller Rating: 700/99.8%
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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: 13853/100.0%
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Currency: USD
Buy It Now Price: $45.00 or Best Offer
Item location: Emmaus, US
Seller Rating: 13853/100.0%
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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: 11203/99.4%
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Currency: USD
Buy It Now Price: $49.99 or Best Offer
Item location: San Marcos, US
Seller Rating: 11203/99.4%
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Last Updated April 12, 2026, 6:53 am
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