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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 | 3.00 | 2.00 | 3.99 |
| Buy it Now Auctions | 25 | 25.43 | 9.00 | 49.99 |
Listed below are current active eBay auctions for this Item.
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Current eBay Auctions
Title: O scale Lionel Type 4050 Transformer | Tested and Works - Plastic
Currency:
Buy It Now Price: 0
Item location: Pittsburgh, US
Seller Rating: 139/100.0%
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Currency:
Buy It Now Price: 0
Item location: Pittsburgh, US
Seller Rating: 139/100.0%
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Title: O scale Lionel Type 4050 Transformer | Tested and Works - Metal
Currency:
Buy It Now Price: 0
Item location: Pittsburgh, US
Seller Rating: 139/100.0%
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Currency:
Buy It Now Price: 0
Item location: Pittsburgh, US
Seller Rating: 139/100.0%
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Title: Vintage Lionel Model Train Toy Multivolt Transformer Type 4050 20v 60hz AC
Currency: USD
Current Bid Price: $2.00 ( 0 bids)
Auction Ends: 2nd August, 2026
Item location: Bensalem, US
Seller Rating: 4136/99.9%
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Currency: USD
Current Bid Price: $2.00 ( 0 bids)
Auction Ends: 2nd August, 2026
Item location: Bensalem, US
Seller Rating: 4136/99.9%
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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: 7th August, 2026
Item location: Fort Atkinson, US
Seller Rating: 283/98.6%
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Currency: USD
Current Bid Price: $3.99 ( 0 bids) or Best Offer
Auction Ends: 7th August, 2026
Item location: Fort Atkinson, US
Seller Rating: 283/98.6%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Untested
Currency: USD
Buy It Now Price: $9.00 or Best Offer
Item location: Pitman, US
Seller Rating: 2268/100.0%
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Currency: USD
Buy It Now Price: $9.00 or Best Offer
Item location: Pitman, US
Seller Rating: 2268/100.0%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Untested Toy Train
Currency: USD
Buy It Now Price: $9.99 or Best Offer
Item location: Monticello, US
Seller Rating: 2189/99.9%
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Currency: USD
Buy It Now Price: $9.99 or Best Offer
Item location: Monticello, US
Seller Rating: 2189/99.9%
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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: 2657/100.0%
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Currency: USD
Buy It Now Price: $11.49
Item location: Ocala, US
Seller Rating: 2657/100.0%
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Title: Vintage Lionel Model Train Toy Multivolt Transformer Type 4050
Currency: USD
Buy It Now Price: $13.00 or Best Offer
Item location: Pottsville, US
Seller Rating: 30967/99.8%
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Currency: USD
Buy It Now Price: $13.00 or Best Offer
Item location: Pottsville, US
Seller Rating: 30967/99.8%
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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: 5939/99.7%
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Currency: USD
Buy It Now Price: $14.00 or Best Offer
Item location: Thompsonville, US
Seller Rating: 5939/99.7%
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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: 269/100.0%
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Currency: USD
Buy It Now Price: $14.99 or Best Offer
Item location: Coventry, US
Seller Rating: 269/100.0%
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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: 1620/100.0%
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Currency: USD
Buy It Now Price: $19.79
Item location: Plymouth, US
Seller Rating: 1620/100.0%
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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: 1622/100.0%
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Currency: USD
Buy It Now Price: $19.79
Item location: Plymouth, US
Seller Rating: 1622/100.0%
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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: 5563/100.0%
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Currency: USD
Buy It Now Price: $19.99
Item location: Staten Island, US
Seller Rating: 5563/100.0%
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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: 5077/99.4%
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Currency: USD
Buy It Now Price: $19.99
Item location: Bangor, US
Seller Rating: 5077/99.4%
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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: 1476/100.0%
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Currency: USD
Buy It Now Price: $20.00
Item location: Vinton, US
Seller Rating: 1476/100.0%
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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: 2233/99.9%
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Currency: USD
Buy It Now Price: $20.00 or Best Offer
Item location: Alliance, US
Seller Rating: 2233/99.9%
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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: 1277/99.5%
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Currency: USD
Buy It Now Price: $21.95
Item location: Charleston, US
Seller Rating: 1277/99.5%
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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: 3427/99.1%
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Currency: USD
Buy It Now Price: $22.00 or Best Offer
Item location: Concord, US
Seller Rating: 3427/99.1%
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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: 306/100.0%
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Currency: USD
Buy It Now Price: $24.00 or Best Offer
Item location: Leander, US
Seller Rating: 306/100.0%
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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: 2504/99.8%
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Currency: USD
Buy It Now Price: $24.95
Item location: Immokalee, US
Seller Rating: 2504/99.8%
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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: 2042/99.9%
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Currency: USD
Buy It Now Price: $24.95 or Best Offer
Item location: Brentwood, US
Seller Rating: 2042/99.9%
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Title: Lionel #4050 7.5VA Transformer Blue 1970'S Vintage Powers On
Currency: USD
Buy It Now Price: $25.00
Item location: Mashpee, US
Seller Rating: 402/99.3%
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Currency: USD
Buy It Now Price: $25.00
Item location: Mashpee, US
Seller Rating: 402/99.3%
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Title: Lionel Red Train Master Toy Transformer Type 4050 AC 7.5 VA 60 Hz USA Made
Currency: USD
Buy It Now Price: $37.99
Item location: Oceanside, US
Seller Rating: 35737/99.3%
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Currency: USD
Buy It Now Price: $37.99
Item location: Oceanside, US
Seller Rating: 35737/99.3%
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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: 2963/100.0%
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Currency: USD
Buy It Now Price: $38.00 or Best Offer
Item location: Painesville, US
Seller Rating: 2963/100.0%
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Title: Lionel Orange Train Master Toy Transformer Type 4050 AC 7.5 VA 60 Hz USA Made
Currency: USD
Buy It Now Price: $39.99
Item location: Oceanside, US
Seller Rating: 35737/99.3%
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Currency: USD
Buy It Now Price: $39.99
Item location: Oceanside, US
Seller Rating: 35737/99.3%
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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: 810/99.8%
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Currency: USD
Buy It Now Price: $40.00
Item location: Mason, US
Seller Rating: 810/99.8%
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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: 14084/100.0%
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Currency: USD
Buy It Now Price: $45.00 or Best Offer
Item location: Emmaus, US
Seller Rating: 14084/100.0%
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Title: Lionel 027 Gauge Figure 8 Track With 4050 Transformer - Black Tie - Clean/Tested
Currency: USD
Buy It Now Price: $49.99
Item location: Athens, US
Seller Rating: 1032/99.8%
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Currency: USD
Buy It Now Price: $49.99
Item location: Athens, US
Seller Rating: 1032/99.8%
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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: 11934/99.6%
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Currency: USD
Buy It Now Price: $49.99 or Best Offer
Item location: San Marcos, US
Seller Rating: 11934/99.6%
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Last Updated August 2, 2026, 6:53 am
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