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Lionel - Operating Semaphore 159 (6-12727) Items for Sale

First Catalog: Lionel 1989 Toy Fair Edition Catalog

Most Recent Catalog: Lionel 1998 Classic Trains Catalog

Part Number: 6-12727

Show Catalog History

Catalog/Flyer	Page Number	Catalog Price
Lionel 1989 Toy Fair Edition Catalog	17
Lionel 1989 Pre-Toy Fair Edition Catalog	2
Lionel 1990 Book Two Catalog	19
Lionel 1991 Book Two Catalog	18
Lionel 1992 Book Two Catalog	25
Lionel 1993 Book Two Catalog	38
Lionel 1994 Electric Trains And Accessories Catalog	53	$39.95
Lionel 1995 Electric Trains And Accessories Catalog	51	$39.95
Lionel 1996 Corporation Catalog	21	$44.95
Lionel 1996 Accessories Catalog	24	$44.95
Lionel 1998 Classic Trains Catalog	61	$44.95

Show Catalog History

Catalog/Flyer	Page Number	Catalog Price
Lionel 1989 Toy Fair Edition Catalog	17
Lionel 1989 Pre-Toy Fair Edition Catalog	2
Lionel 1990 Book Two Catalog	19
Lionel 1991 Book Two Catalog	18
Lionel 1992 Book Two Catalog	25
Lionel 1993 Book Two Catalog	38
Lionel 1994 Electric Trains And Accessories Catalog	53	$39.95
Lionel 1995 Electric Trains And Accessories Catalog	51	$39.95
Lionel 1996 Corporation Catalog	21	$44.95
Lionel 1996 Accessories Catalog	24	$44.95
Lionel 1998 Classic Trains Catalog	61	$44.95

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

  Title:  Lionel Automatic Semaphone 6-12727
  Currency:  USD
  Buy It Now Price: $6.00 or Best Offer
  Item location:  Warminster, US
Seller Rating: 872/100.0%


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  Title:  Vintage 1993 LIONEL train Automatic Operating SEMAPHORE EMPTY box, 6-12727
  Currency:  USD
  Buy It Now Price: $12.55
  Item location:  Chicago, US
Seller Rating: 11943/99.3%


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  Title:  O Lionel 6-12727 Automatic operating Semaphore tested w/contact+wire (H060502)
  Currency:  USD
  Buy It Now Price: $13.59 or Best Offer
  Item location:  Collbran, US
Seller Rating: 1933/100.0%


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  Title:  O Lionel 6-12727 O & O-27 Automatic Operating Semaphore - Boxed
  Currency:  USD
  Buy It Now Price: $14.95
  Item location:  Ripon, US
Seller Rating: 11279/100.0%


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  Title:  Lionel Automatic Operating Semaphore 6-12727
  Currency:  USD
  Buy It Now Price: $15.00 or Best Offer
  Item location:  Vero Beach, US
Seller Rating: 90/100.0%


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  Title:  Lionel 6-12727-159 Automatic Operating Semaphore
  Currency:  USD
  Buy It Now Price: $16.00 or Best Offer
  Item location:  Holgate, US
Seller Rating: 21868/99.7%


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  Title:  Lionel Automatic Operating Semaphore (6-12727)
  Currency:  USD
  Buy It Now Price: $17.99 or Best Offer
  Item location:  Carlsbad, US
Seller Rating: 10649/98.9%


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  Title:  Lionel Automatic Operating Semaphone 6-12727
  Currency:  USD
  Buy It Now Price: $18.00
  Item location:  Allentown, US
Seller Rating: 1640/100.0%


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  Title:  Lionel 6-12727 Semaphore Automatic Signal - O-Gauge Accessory
  Currency:  USD
  Buy It Now Price: $18.99 or Best Offer
  Item location:  Wentzville, US
Seller Rating: 1569/100.0%


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  Title:  Lionel (6-12727) O/O27 Gauge Automatic Operating Semaphore Signal LN/Box
  Currency:  USD
  Buy It Now Price: $18.99 or Best Offer
  Item location:  Carlsbad, US
Seller Rating: 10649/98.9%


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  Title:  LIONEL 6-12727 Automatic Operating Semaphore - O Gauge - 1990 - NIB
  Currency:  USD
  Buy It Now Price: $22.99
  Item location:  Sugar Land, US
Seller Rating: 1186/100.0%


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  Title:  Lionel O Automatic Semaphore 6-12727
  Currency:  USD
  Buy It Now Price: $24.00
  Item location:  Fredericksburg, US
Seller Rating: 546/100.0%


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  Title:  Vintage LIONEL SEMAPHORE SIGNAL TRACK SIDE ACCESSORY 6-12727! TRAIN O/27 0-27
  Currency:  USD
  Buy It Now Price: $25.00
  Item location:  Ocala, US
Seller Rating: 394/98.5%


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  Title:  Lionel Automatic Operating Semaphore #6-12727 - Preowned
  Currency:  USD
  Buy It Now Price: $25.99 or Best Offer
  Item location:  Lemont, US
Seller Rating: 4183/98.9%


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  Title:  Lionel O No.6-12727 Automatic Operating Semaphore Signal Sign
  Currency:  USD
  Buy It Now Price: $27.00 or Best Offer
  Item location:  Pinopolis, US
Seller Rating: 3202/98.9%


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  Title:  LIONEL 6-12727 AUTOMATIC OPERATING SEMAPHORE SIGNAL, O NIB
  Currency:  USD
  Buy It Now Price: $34.38 or Best Offer
  Item location:  Austin, US
Seller Rating: 23/100.0%


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  Title:  Lionel O No.6-12727 Automatic Operating Semaphore Signal Sign
  Currency:  USD
  Buy It Now Price: $35.99 or Best Offer
  Item location:  Clearwater, US
Seller Rating: 1654/100.0%


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  Title:  30-7509 O-Gauge MTH Union Pacific (#12727) Semi-Scale Hopper Car
  Currency:  USD
  Buy It Now Price: $49.95
  Item location:  Lakeville, US
Seller Rating: 3287/100.0%


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  Title:  Lionel Automatic Operating Semaphore Signal; 6-12727, O/O27 Gauge
  Currency:  USD
  Buy It Now Price: $50.00 or Best Offer
  Item location:  Barrington, US
Seller Rating: 26/0.0%


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Last Updated January 21, 2026, 6:51 am
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