The Lego set Transformer / Speed Controller 12V with the set number 7864 is part of the LEGO Trains theme. It was released in 1980. The model has 33 pieces, and we estimate it takes around < 1 hour to build. 13 Brickfact users have this set in their collection.
Lego 7864 product data
Set Information
Availability
Release
1980
Retiring Status
Retired
Popularity with Brickfact users
- users have this set
- 13
13 Brickfact users have Transformer / Speed Controller 12V in their collection.
Based on anonymized Brickfact user collections; shown only for sets with at least 10 users. As of October 29, 2026.
LEGO 7864 price trend
Average sale price on secondary marketplaces – not the new price at retailers.
- Current market value
- $212.62
- Range
- $212.62 – $296.34
- Average
- $232.22
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Part Lists for LEGO 7864 Transformer / Speed Controller 12V
LEGO 7864 Frequently Asked Questions
Is LEGO 7864 still available?
LEGO has retired 7864 Transformer / Speed Controller 12V, and no retailer in our price comparison currently sells it new. Its market value on secondary marketplaces is $212.62.
