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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
| eBay Summary - Currency Code: USD | Count | Avg. Price (USD) | Low Price (USD) | High Price (USD) |
| Bid Auctions | 1 | 90.00 | 90.00 | 90.00 |
| Buy it Now Auctions | 22 | 111.30 | 50.00 | 275.00 |
Listed below are current active eBay auctions for this Item.
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Current eBay Auctions
Title: DCS ACCESSORY INTERFACE UNIT AIU DIGITAL COMMAND SYSTEM
Currency: USD
Buy It Now Price: $50.00 or Best Offer
Item location: Naples, US
Seller Rating: 50/98.1%
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Currency: USD
Buy It Now Price: $50.00 or Best Offer
Item location: Naples, US
Seller Rating: 50/98.1%
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Title: MTH 50-1004 DCS Accessory Interface Unit AIU O-Gauge no box
Currency: USD
Buy It Now Price: $69.99
Item location: Westminster, US
Seller Rating: 19740/100.0%
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Currency: USD
Buy It Now Price: $69.99
Item location: Westminster, US
Seller Rating: 19740/100.0%
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Title: DCS BY MTH TRAINS ITEM 50-1004 ACCESSORY INTERFACE UNIT
Currency: USD
Buy It Now Price: $69.99 or Best Offer
Item location: Catonsville, US
Seller Rating: 11141/100.0%
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Currency: USD
Buy It Now Price: $69.99 or Best Offer
Item location: Catonsville, US
Seller Rating: 11141/100.0%
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Title: MTH 50-1004 DCS Accessory Interface Unit EXBox
Currency: USD
Buy It Now Price: $75.99
Item location: Flowery Branch, US
Seller Rating: 759327/99.8%
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Currency: USD
Buy It Now Price: $75.99
Item location: Flowery Branch, US
Seller Rating: 759327/99.8%
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Title: MTH 50-1004 DCS Accessory Interface Unit AIU
Currency: USD
Buy It Now Price: $76.46 or Best Offer
Item location: Joliet, US
Seller Rating: 7278/99.9%
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Currency: USD
Buy It Now Price: $76.46 or Best Offer
Item location: Joliet, US
Seller Rating: 7278/99.9%
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Title: MTH 50-1004 Digital Command System Accessory Interface Unit EX
Currency: USD
Buy It Now Price: $77.04
Item location: Flowery Branch, US
Seller Rating: 759320/99.8%
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Currency: USD
Buy It Now Price: $77.04
Item location: Flowery Branch, US
Seller Rating: 759320/99.8%
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Title: MTH 50-1004 DCS Accessory Interface Unit LNBox
Currency: USD
Buy It Now Price: $78.99
Item location: Flowery Branch, US
Seller Rating: 759330/99.8%
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Currency: USD
Buy It Now Price: $78.99
Item location: Flowery Branch, US
Seller Rating: 759330/99.8%
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Title: MTH TRAINS 50-1004- DCS ACCESSORY INTERFACE UNIT with BOX CABLE INSTRUCTIONS
Currency: USD
Buy It Now Price: $80.00
Item location: West Des Moines, US
Seller Rating: 5144/99.9%
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Currency: USD
Buy It Now Price: $80.00
Item location: West Des Moines, US
Seller Rating: 5144/99.9%
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Title: MTH 50-1004 Digital Command System Accessory Interface Unit EX
Currency: USD
Buy It Now Price: $81.99
Item location: Flowery Branch, US
Seller Rating: 759338/99.8%
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Currency: USD
Buy It Now Price: $81.99
Item location: Flowery Branch, US
Seller Rating: 759338/99.8%
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Title: MTH 50-1004 DCS Accessory Interface Unit EXBox
Currency: USD
Buy It Now Price: $84.99
Item location: Flowery Branch, US
Seller Rating: 759327/99.8%
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Currency: USD
Buy It Now Price: $84.99
Item location: Flowery Branch, US
Seller Rating: 759327/99.8%
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Title: MTH 50-1004 DCS Accessory Interface Unit AIU
Currency: USD
Buy It Now Price: $85.00
Item location: Laurel, US
Seller Rating: 1149/100.0%
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Currency: USD
Buy It Now Price: $85.00
Item location: Laurel, US
Seller Rating: 1149/100.0%
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Title: MTH 50-1004 DCS AIU Accessory Interface Unit
Currency: USD
Current Bid Price: $90.00 ( 0 bids)
Auction Ends: 4th June, 2026
Item location: Summerfield, US
Seller Rating: 2745/100.0%
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Currency: USD
Current Bid Price: $90.00 ( 0 bids)
Auction Ends: 4th June, 2026
Item location: Summerfield, US
Seller Rating: 2745/100.0%
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Title: MTH 50-1004 DCS Accessory Interface Unit LNBox
Currency: USD
Buy It Now Price: $99.99
Item location: Flowery Branch, US
Seller Rating: 759323/99.8%
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Currency: USD
Buy It Now Price: $99.99
Item location: Flowery Branch, US
Seller Rating: 759323/99.8%
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Title: MTH 50-1004 DCS Accessory Interface Unit LNBox
Currency: USD
Buy It Now Price: $99.99
Item location: Flowery Branch, US
Seller Rating: 759330/99.8%
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Currency: USD
Buy It Now Price: $99.99
Item location: Flowery Branch, US
Seller Rating: 759330/99.8%
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Title: MTH 50-1004 Accessory Interface Unit Untested In Packaging
Currency: USD
Buy It Now Price: $100.00
Item location: Port Saint Lucie, US
Seller Rating: 1423/99.9%
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Currency: USD
Buy It Now Price: $100.00
Item location: Port Saint Lucie, US
Seller Rating: 1423/99.9%
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Title: MTH 50-1004 DCS Accessory Interface Unit NIB
Currency: USD
Buy It Now Price: $121.24
Item location: Flowery Branch, US
Seller Rating: 759320/99.8%
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Currency: USD
Buy It Now Price: $121.24
Item location: Flowery Branch, US
Seller Rating: 759320/99.8%
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Title: MTH 50-1004 DCS AIU Accessory Interface Unit
Currency: USD
Buy It Now Price: $129.99 or Best Offer
Item location: Melville, US
Seller Rating: 18918/99.8%
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Currency: USD
Buy It Now Price: $129.99 or Best Offer
Item location: Melville, US
Seller Rating: 18918/99.8%
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Title: MTH TRAINS - 50-1004- DCS ACCESSORY INTERFACE UNIT- BOXED- EXC- B1
Currency: USD
Buy It Now Price: $147.99
Item location: Morganville, US
Seller Rating: 115016/99.8%
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Currency: USD
Buy It Now Price: $147.99
Item location: Morganville, US
Seller Rating: 115016/99.8%
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Title: DCS INTERFACE UNIT 50-1004 MTH ACCESSORY
Currency: USD
Buy It Now Price: $149.99
Item location: Chambersburg, US
Seller Rating: 3290/99.6%
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Currency: USD
Buy It Now Price: $149.99
Item location: Chambersburg, US
Seller Rating: 3290/99.6%
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Title: MTH 50-1004 DCS Accessory Interface Unite AIU
Currency: USD
Buy It Now Price: $149.99
Item location: Lilburn, US
Seller Rating: 33440/99.9%
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Currency: USD
Buy It Now Price: $149.99
Item location: Lilburn, US
Seller Rating: 33440/99.9%
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Title: MTH 50-1004 DCS AIU Accessory Interface Unit
Currency: USD
Buy It Now Price: $164.99
Item location: York, US
Seller Rating: 13503/99.8%
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Currency: USD
Buy It Now Price: $164.99
Item location: York, US
Seller Rating: 13503/99.8%
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Title: FACTORY SEALED MTH 50-1004 ACCESSORY INTERFACE UNIT DCS AIU FREE SHIPPING
Currency: USD
Buy It Now Price: $179.00
Item location: Paducah, US
Seller Rating: 11015/99.8%
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Currency: USD
Buy It Now Price: $179.00
Item location: Paducah, US
Seller Rating: 11015/99.8%
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Title: MTH DCS AIU Accessory Interface Unit 6 TIU Cable Z-4000 Remote w Receiver
Currency: USD
Buy It Now Price: $275.00 or Best Offer
Item location: North Bend, US
Seller Rating: 1610/100.0%
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Currency: USD
Buy It Now Price: $275.00 or Best Offer
Item location: North Bend, US
Seller Rating: 1610/100.0%
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Last Updated May 29, 2026, 8:14 pm
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