![LEGO PART 7864 Electric Adapter / Transformer, Train 12V, 220V Type 1 | Rebrickable - Build with LEGO LEGO PART 7864 Electric Adapter / Transformer, Train 12V, 220V Type 1 | Rebrickable - Build with LEGO](https://rebrickable.com/media/parts/photos/7/7864-7-aaeaaf9e-e4f9-42be-8807-7af94e4ff807.jpg)
LEGO PART 7864 Electric Adapter / Transformer, Train 12V, 220V Type 1 | Rebrickable - Build with LEGO
Unofficial LEGO Sets/Parts Collectors Guide - Among many LEGO Train collectors, the golden age was 1980-1990... the 12V electric train years. And probably the most popular was the 7740 Intercity Train (not
![BrickLink - Set 7864-1 : LEGO Transformer / Controller 12V [Train:Supplemental:12V] - BrickLink Reference Catalog BrickLink - Set 7864-1 : LEGO Transformer / Controller 12V [Train:Supplemental:12V] - BrickLink Reference Catalog](https://img.bricklink.com/ItemImage/IN/0/7864-1.png)