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MTH Trains - DCS Accessory Interface Unit (AIU) (50-1004) Items for Sale

First Catalog: MTH 2009 Ready-To-Run Catalog

Most Recent Catalog: MTH 2020-21 Ready-To-Run Catalog

Part Number: 50-1004

Category: Accessory

Show Catalog History

Catalog/Flyer	Page Number	Catalog Price
MTH 2009 Ready-To-Run Catalog	87	$99.95
MTH 2009 Volume 1 Catalog	5	$99.95
MTH 2009 Volume 2 Catalog	5	$99.95
2010 RailKing One Gauge Catalog	5	$99.95
MTH 2010 HO No. 1 Catalog	32	$99.95
MTH 2014 HO Model Trains Catalog	94	$99.95
MTH 2014 Ready-to-Run Catalog	87	$119.95
MTH 2014 Volume 1 Catalog	7	$109.95
MTH 2014 Volume 2 Catalog	6	$119.95
MTH 2015 HO Model Trains Catalog	4, 118	$119.95
MTH 2015 RailKing One-Gauge Trains Catalog	4	$119.95
MTH 2015 Ready-To-Run Catalog	86	$119.95
MTH 2015 Volume One Catalog	6	$119.95
MTH 2015 Volume Two Catalog	6	$119.95
MTH 2016 Ready-To-Run Catalog	86	$119.95
MTH 2016 Volume 1 Catalog	6	$119.95
MTH 2016 Volume 2 Catalog	6	$119.95
MTH 2017 Railking One-Gauge Trains Catalog	4	$119.95
MTH 2017 Ready-To-Run Catalog	86	$119.95
MTH 2017 Volume 1 Catalog	6	$119.95
MTH 2017 Volume 2 Catalog	6	$119.95
MTH 2017-18 HO Model Trains Catalog	4, 93	$119.95
MTH 2018 Digital Command System Catalog	9	$119.95
MTH 2018 Ready-To-Run Catalog	87	$119.95
MTH 2018 Volume One Catalog	9	$119.95
MTH 2018 Volume Two Catalog	9	$119.95
MTH 2019 Ready-To-Run Catalog	9	$119.95
MTH 2019 Volume One Catalog	9	$119.95
MTH 2019 Volume Two Catalog	9	$119.95
MTH 2019-20 HO Gauge Trains Catalog	7, 77	$119.95
MTH 2019-20 RailKing One-Gauge Trains Catalog	7	$119.95
MTH 2019-20 S Gauge Trains Catalog	7, 29	$119.95
MTH 2020 Volume One Catalog	9	$119.95
MTH 2020 Volume Two Catalog	9	$119.95
MTH 2020-21 HO Gauge Trains Catalog	7, 89	$119.95
MTH 2020-21 Ready-To-Run Catalog	9	$119.95

Show Catalog History

Catalog/Flyer	Page Number	Catalog Price
MTH 2009 Ready-To-Run Catalog	87	$99.95
MTH 2009 Volume 1 Catalog	5	$99.95
MTH 2009 Volume 2 Catalog	5	$99.95
2010 RailKing One Gauge Catalog	5	$99.95
MTH 2010 HO No. 1 Catalog	32	$99.95
MTH 2014 HO Model Trains Catalog	94	$99.95
MTH 2014 Ready-to-Run Catalog	87	$119.95
MTH 2014 Volume 1 Catalog	7	$109.95
MTH 2014 Volume 2 Catalog	6	$119.95
MTH 2015 HO Model Trains Catalog	4, 118	$119.95
MTH 2015 RailKing One-Gauge Trains Catalog	4	$119.95
MTH 2015 Ready-To-Run Catalog	86	$119.95
MTH 2015 Volume One Catalog	6	$119.95
MTH 2015 Volume Two Catalog	6	$119.95
MTH 2016 Ready-To-Run Catalog	86	$119.95
MTH 2016 Volume 1 Catalog	6	$119.95
MTH 2016 Volume 2 Catalog	6	$119.95
MTH 2017 Railking One-Gauge Trains Catalog	4	$119.95
MTH 2017 Ready-To-Run Catalog	86	$119.95
MTH 2017 Volume 1 Catalog	6	$119.95
MTH 2017 Volume 2 Catalog	6	$119.95
MTH 2017-18 HO Model Trains Catalog	4, 93	$119.95
MTH 2018 Digital Command System Catalog	9	$119.95
MTH 2018 Ready-To-Run Catalog	87	$119.95
MTH 2018 Volume One Catalog	9	$119.95
MTH 2018 Volume Two Catalog	9	$119.95
MTH 2019 Ready-To-Run Catalog	9	$119.95
MTH 2019 Volume One Catalog	9	$119.95
MTH 2019 Volume Two Catalog	9	$119.95
MTH 2019-20 HO Gauge Trains Catalog	7, 77	$119.95
MTH 2019-20 RailKing One-Gauge Trains Catalog	7	$119.95
MTH 2019-20 S Gauge Trains Catalog	7, 29	$119.95
MTH 2020 Volume One Catalog	9	$119.95
MTH 2020 Volume Two Catalog	9	$119.95
MTH 2020-21 HO Gauge Trains Catalog	7, 89	$119.95
MTH 2020-21 Ready-To-Run Catalog	9	$119.95

Listed below are current active eBay auctions for this Item.
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41 Open

Current eBay Auctions

  Title:  MTH 50-1004 DCS THAILAND EMPTY TRI FOLD BOX INTACT
  Currency:  USD
  Buy It Now Price: $20.00
  Item location:  The Villages, US
Seller Rating: 6690/100.0%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $53.65
  Item location:  Flowery Branch, US
Seller Rating: 699042/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $53.65
  Item location:  Flowery Branch, US
Seller Rating: 699042/99.7%


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  Title:  O 027 MTH 50-1004 AIU LN OB
  Currency:  USD
  Buy It Now Price: $55.00
  Item location:  The Villages, US
Seller Rating: 6690/100.0%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EX
  Currency:  USD
  Buy It Now Price: $57.59
  Item location:  Flowery Branch, US
Seller Rating: 699051/99.7%


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  Title:  MTH 50-1004 Digital Command System Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $60.99
  Item location:  Flowery Branch, US
Seller Rating: 699042/99.7%


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  Title:  MTH 50-1004 Digital Command System Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $60.99
  Item location:  Flowery Branch, US
Seller Rating: 699042/99.7%


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  Title:  MTH 50-1004 Digital Command System Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $60.99
  Item location:  Flowery Branch, US
Seller Rating: 699045/99.7%


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  Title:  MTH 50-1004 Digital Command System Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $60.99
  Item location:  Flowery Branch, US
Seller Rating: 699045/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $62.35
  Item location:  Flowery Branch, US
Seller Rating: 699058/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit LNBox
  Currency:  USD
  Buy It Now Price: $65.99
  Item location:  Flowery Branch, US
Seller Rating: 699058/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit AIU Digital Layout Control - Unused
  Currency:  USD
  Buy It Now Price: $69.00
  Item location:  Williamsburg, US
Seller Rating: 3487/99.3%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit LNBox
  Currency:  USD
  Buy It Now Price: $73.19
  Item location:  Flowery Branch, US
Seller Rating: 699042/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit LNBox
  Currency:  USD
  Buy It Now Price: $74.24
  Item location:  Flowery Branch, US
Seller Rating: 699066/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit LNBox
  Currency:  USD
  Buy It Now Price: $74.24
  Item location:  Flowery Branch, US
Seller Rating: 699058/99.7%


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  Title:  MTH 50-1004 DCS AIU accessory interface unit LNIB
  Currency:  USD
  Buy It Now Price: $79.90 or Best Offer
  Item location:  Hershey, US
Seller Rating: 2916/100.0%


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  Title:  MTH 50-1004 DCS ACCESSORY INTERFACE UNIT OB
  Currency:  USD
  Buy It Now Price: $79.99
  Item location:  Zephyrhills, US
Seller Rating: 4628/100.0%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit AIU
  Currency:  USD
  Buy It Now Price: $79.99 or Best Offer
  Item location:  Ocala, US
Seller Rating: 97626/99.9%


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  Title:  MTH O Scale DCS Accessory Interface Unit AIU 50-1004
  Currency:  USD
  Current Bid Price: $80.00 ( 0 bids) or Best Offer
  Auction Ends:  17th October, 2025
  Item location:  Tucson, US
Seller Rating: 2904/100.0%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $87.29
  Item location:  Flowery Branch, US
Seller Rating: 699051/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $88.44
  Item location:  Flowery Branch, US
Seller Rating: 699045/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $88.44
  Item location:  Flowery Branch, US
Seller Rating: 699045/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $89.99
  Item location:  Flowery Branch, US
Seller Rating: 699058/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $96.79
  Item location:  Flowery Branch, US
Seller Rating: 699058/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit MTBox
  Currency:  USD
  Buy It Now Price: $97.29
  Item location:  Flowery Branch, US
Seller Rating: 699042/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit - New and Unopened
  Currency:  USD
  Buy It Now Price: $100.00
  Item location:  Denver, US
Seller Rating: 1710/100.0%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit LNBox
  Currency:  USD
  Buy It Now Price: $106.64
  Item location:  Flowery Branch, US
Seller Rating: 699058/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit NIB
  Currency:  USD
  Buy It Now Price: $109.80
  Item location:  Flowery Branch, US
Seller Rating: 699058/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit AIU
  Currency:  USD
  Buy It Now Price: $109.99 or Best Offer
  Item location:  Akron, US
Seller Rating: 1984/100.0%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit EXBox
  Currency:  USD
  Buy It Now Price: $111.54
  Item location:  Flowery Branch, US
Seller Rating: 699051/99.7%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit
  Currency:  USD
  Buy It Now Price: $114.99 or Best Offer
  Item location:  Largo, US
Seller Rating: 8657/99.2%


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  Title:  MTH 50-1004 DCS Accessory Interface Unit AIU Digital Layout Control - NEW
  Currency:  USD
  Buy It Now Price: $125.00 or Best Offer
  Item location:  Leonardtown, US
Seller Rating: 1207/99.5%


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  Title:  MTH TRAINS 50-1004- DCS ACCESSORY INTERFACE UNIT with BOX CABLE INSTRUCTIONS
  Currency:  USD
  Buy It Now Price: $125.00
  Item location:  West Des Moines, US
Seller Rating: 4577/99.7%


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  Title:  MTH DCS ACCESSORY INTERFACE UNIT AIU DIGITAL COMMAND SYSTEM train 50-1004 NEW
  Currency:  USD
  Buy It Now Price: $134.84
  Item location:  Indiana, US
Seller Rating: 187653/99.9%


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  Title:  50-1004 MTH DCS ACCESSORY INTERFACE UNIT AIU DIGITAL COMMAND SYSTEM C-10
  Currency:  USD
  Buy It Now Price: $134.84 or Best Offer
  Item location:  Hollywood, US
Seller Rating: 896/100.0%


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Last Updated October 14, 2025, 8:14 pm America/New_York
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