Electronic Control Unit (Forward - Stop)

139A-1·Trains·1969·5 parts

Used Avg

$199.00

New Avg

$352.08

About Electronic Control Unit (Forward - Stop)

Electronic Control Unit (Forward - Stop) (139A-1) is a LEGO Trains set from 1969 valued at $199.00 on BrickLink. It contains 5 cataloged parts. This set has been retired and is only available on the secondary market.

Seller notes

Sealed copies sell for $352.08 vs $199.00 used, a 77% premium. If you have this set new in sealed box (NISB), price it accordingly.
This is a vintage set (1969). Condition of the box and instructions significantly affects value. A complete set with original box and instructions can sell for well above the average.

Parts (5)

Electric, Wire 12V / 4.5V with 2 Leads, 14 Studs Long with 4 Blue Electric, Connector, 1-Way Male Rounded with Hollow Pin (x466c14 / 996ac01)

Electric, Wire 4.5V with four Red 1-prong connectors Hollow Pin, 15 Studs Long

Electric, Train 4.5V Microphone 4 x 4 x 2 with Vertical Plug Sockets

Electric, Train 4.5V Whistle Thin with Black Base

Electric, Train 4.5V Whistle Control Block 4 x 8 x 2 with Forward/Stop Functions

Common questions about Electronic Control Unit (Forward - Stop)

How much is LEGO Electronic Control Unit (Forward - Stop) (139A-1) worth?

Electronic Control Unit (Forward - Stop) sells for an average of $199.00 used and $352.08 new/sealed on BrickLink based on 6 months of completed sales. As a retired set, prices tend to hold steady or appreciate over time, especially for complete sets with original packaging. Actual prices vary with completeness. Missing minifigures or key parts will lower the value.

Is LEGO Electronic Control Unit (Forward - Stop) (139A-1) retired?

Yes, Electronic Control Unit (Forward - Stop) was released in 1969 and has been retired from retail for several years. Retired LEGO sets are only available on the secondary market through BrickLink, eBay, or other resale platforms. At its current price point, it has appreciated since retirement.

How do I check if my Electronic Control Unit (Forward - Stop) set is complete?

Use the parts list on this page to check every piece. For the minifigures specifically, you can use the brick'em scanner to identify each figure from a photo and confirm it matches what should be in this set. Missing pieces can be individually sourced on BrickLink.