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Lionel - Power Master Transformer (6-4090) Items for Sale

First Catalog: Lionel 1970 Catalog

Most Recent Catalog: Lionel 1984 Traditional Series Catalog

Part Number: 6-4090

Show Catalog History

Catalog/Flyer	Page Number	Catalog Price
Lionel 1970 Catalog	7
Lionel 1971 Catalog	11
Lionel 1971 Accessories Catalog	2, 4	$30.50
Lionel 1972 Catalog	15
Lionel Electric Train Sets And Accessories For 1972!	4
Lionel Flyer 1972	2, 4	$35.20
Lionel 1973 Catalog	14
Lionel 1974 O27 Catalog	18
Lionel 1975 'O' 75th Anniversary Catalog	22
Lionel 1976 O/O27 Catalog	10
Lionel 1977 O/O27 Catalog	9
Lionel 1978 Big Scale Trains And Accessories Catalog	24
Lionel 1979 Catalog	23
Lionel 1980 Electric Trains Catalog	28
Lionel 1981 Electric Trains Catalog	15
Lionel 1982 Traditional Series Catalog	19
Lionel 1983 Traditional Series Catalog	19
Lionel 1984 Traditional Series Catalog	19

Show Catalog History

Catalog/Flyer	Page Number	Catalog Price
Lionel 1970 Catalog	7
Lionel 1971 Catalog	11
Lionel 1971 Accessories Catalog	2, 4	$30.50
Lionel 1972 Catalog	15
Lionel Electric Train Sets And Accessories For 1972!	4
Lionel Flyer 1972	2, 4	$35.20
Lionel 1973 Catalog	14
Lionel 1974 O27 Catalog	18
Lionel 1975 'O' 75th Anniversary Catalog	22
Lionel 1976 O/O27 Catalog	10
Lionel 1977 O/O27 Catalog	9
Lionel 1978 Big Scale Trains And Accessories Catalog	24
Lionel 1979 Catalog	23
Lionel 1980 Electric Trains Catalog	28
Lionel 1981 Electric Trains Catalog	15
Lionel 1982 Traditional Series Catalog	19
Lionel 1983 Traditional Series Catalog	19
Lionel 1984 Traditional Series Catalog	19

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

  Title:  LIONEL # 4090 "MULTI-CONTROL" 90 WATT TRANSFORMER INSTRUCTIONS PHOTOCOPY
  Currency:  USD
  Buy It Now Price: $5.00
  Item location:  Red Lion, US
Seller Rating: 8166/100.0%


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  Title:  Lionel Type 4090, 90-Watt Transformer Parts.
  Currency:  USD
  Current Bid Price: $5.99 ( 0 bids) or Best Offer
  Auction Ends:  26th June, 2026
  Item location:  Lexington, US
Seller Rating: 3603/98.7%


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  Title:  Lionel Instr.Operating Multi Control Transformers w/Built In whistle 4090 Copy
  Currency:  USD
  Buy It Now Price: $9.99 or Best Offer
  Item location:  Austin, US
Seller Rating: 11597/99.9%


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  Title:  Lionel L Power Cord For Lionel Transformers 4090 Mpc Era etc Heavy Duty
  Currency:  USD
  Buy It Now Price: $9.99
  Item location:  Burlington, US
Seller Rating: 68667/100.0%


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  Title:  Lionel 4090 Type Transformer. 90 Watts Tested and Working
  Currency:  USD
  Buy It Now Price: $20.00 or Best Offer
  Item location:  Birdsboro, US
Seller Rating: 7676/100.0%


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  Title:  Used Lionel 6-4090 90W Transformer (No Box | Needs Work)
  Currency:  USD
  Buy It Now Price: $22.49
  Item location:  Lilburn, US
Seller Rating: 33500/99.9%


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  Title:  Lionel Type 4090 Train Transformer. Variable & Fixed Voltages. Made In Michigan
  Currency:  USD
  Buy It Now Price: $26.50 or Best Offer
  Item location:  Harrison Township, US
Seller Rating: 1132/99.5%


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  Title:  Lionel Type 4090 Train Transformer 90 Watt for parts
  Currency:  USD
  Buy It Now Price: $30.00
  Item location:  Mashpee, US
Seller Rating: 296/99.5%


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  Title:  Lionel #6-4090 Powermaster Transformer
  Currency:  USD
  Buy It Now Price: $35.00
  Item location:  Henderson, US
Seller Rating: 78/98.8%


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  Title:  Lionel 40w transformer Model 4090, 115v 60 Hz
  Currency:  USD
  Buy It Now Price: $43.00 or Best Offer
  Item location:  Crownsville, US
Seller Rating: 11/100.0%


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  Title:  LIONEL #6-4090 POWERMASTER MULTI-CONTROL TRANSFORMER New
  Currency:  USD
  Buy It Now Price: $45.00
  Item location:  Salem, US
Seller Rating: 1309/96.0%


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  Title:  Lionel 4090 Powermaster Train Transformer SERVICED & TESTED : GOOD
  Currency:  USD
  Buy It Now Price: $47.12
  Item location:  Williamsburg, US
Seller Rating: 4216/99.8%


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  Title:  Lionel 6-4090 Powermaster Transformer Multi-Control In Box With Manual
  Currency:  USD
  Buy It Now Price: $54.71 or Best Offer
  Item location:  Canadensis, US
Seller Rating: 77391/100.0%


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  Title:  Lionel #6-4090 Powermaster Transformer With Original Box
  Currency:  USD
  Buy It Now Price: $59.00 or Best Offer
  Item location:  Eagle, US
Seller Rating: 941/100.0%


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  Title:  LIONEL #6-4090 POWERMASTER MULTI-CONTROL TRANSFORMER W/ BOX WORKS
  Currency:  USD
  Buy It Now Price: $59.95 or Best Offer
  Item location:  Marietta, US
Seller Rating: 1979/100.0%


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  Title:  LIONEL #6-4090 POWERMASTER MULTI-CONTROL TRANSFORMER W/ BOX WORKS
  Currency:  USD
  Buy It Now Price: $59.95 or Best Offer
  Item location:  Marietta, US
Seller Rating: 1979/100.0%


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  Title:  LIONEL TRAINS TYPE 4090 TRANSFORMER 90 WATTS W/ ORIGINAL BOX & INSTRUCTIONS
  Currency:  USD
  Current Bid Price: $59.99 ( 0 bids) or Best Offer
  Auction Ends:  24th June, 2026
  Item location:  Belmar, US
Seller Rating: 2792/100.0%


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  Title:  Lionel #4090 Transformer
  Currency:  USD
  Current Bid Price: $64.99 ( 0 bids)
  Auction Ends:  19th June, 2026
  Item location:  West Palm Beach, US
Seller Rating: 239/97.6%


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  Title:  Lionel #4090 Powermaster Multi Control Toy Train Transformer w/original instruct
  Currency:  USD
  Buy It Now Price: $69.99
  Item location:  Middletown, US
Seller Rating: 44210/99.9%


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  Title:  Lionel #6-4090 90 Watt Train Transformer Layout Ready Speckled Case Boxed +
  Currency:  USD
  Buy It Now Price: $74.99 or Best Offer
  Item location:  Suffolk, US
Seller Rating: 34451/100.0%


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  Title:  Lionel #6-4090 90 Watt Train Transformer NOS in Original Box with Paperwork
  Currency:  USD
  Buy It Now Price: $75.99 or Best Offer
  Item location:  Livonia, US
Seller Rating: 2080/99.7%


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  Title:  Lionel Type 4090 90 Watt Multi-Control Transformer - UNTESTED
  Currency:  USD
  Buy It Now Price: $100.00
  Item location:  Springfield, US
Seller Rating: 2885/100.0%


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  Title:  1927 Lithographic Annapolis Observation Car with Gold Gate/United States Postal
  Currency:  USD
  Buy It Now Price: $550.00 or Best Offer
  Item location:  Rochester, US
Seller Rating: 2330/100.0%


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Last Updated June 17, 2026, 6:53 am
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