4.5V / 12V is a subtheme of Trains that consists of 83 sets that ran from 1972 to 1986. Most sets were released in 1980 which accounted for 28 sets. As of today, the average annual growth of sets in Trains 4.5V / 12V is approximately 5.5% per year.
Most valuable Trains 4.5V / 12V set
7730 Electric Goods Train Set $5,272.33
Highest growth Trains 4.5V / 12V set
180 4.5V Train with 5 Wagons +25226.00%
Largest Trains 4.5V / 12V set
7740 Inter-City Passenger Train Set 786 pieces
Most owned Trains 4.5V / 12V set
7850 8 Straight Rails Grey 4.5 V
In 1972 LEGO released the 4.5V and 12V train sets as part of the Blue Era which was named because of the rail color. These train sets used additional conductor rails mounted between the standard 4.5V rails and 12V motors contained in the same housings as the 4.5V motors, but with additional metal contacts attached to the bottom of the housings.
Theme / Subtheme Trains / 4.5V / 12V
Year 1986
Pieces / Minifigs 487 / 2
Availability Retired
7823 LEGO Trains Container Crane Depot
Retail $36.50
Value $309.40
Growth  +747.7%
Annual growth 3.9%
Theme / Subtheme Trains / 4.5V / 12V
Year 1986
Pieces / Minifigs 340 / 2
Availability Retired
7839 LEGO Trains Car Transport Depot
Retail $34.50
Value $523.07
Growth  +1416.1%
Annual growth 7.5%
Theme / Subtheme Trains / 4.5V / 12V
Year 1986
Pieces / Minifigs 121 / 1
Availability Retired
7813 LEGO Trains Shell Tanker Wagon
Retail $12.50
Value $206.77
Growth  +1554.2%
Annual growth 7.7%
Theme / Subtheme Trains / 4.5V / 12V
Year 1985
Pieces / Minifigs 736 / 10
Availability Retired
7745 LEGO High-Speed City Express Passenger Train Set
Retail $96.50
Value $2,800.00
Growth  +2801.6%
Annual growth 7.7%
Theme / Subtheme Trains / 4.5V / 12V
Year 1985
Pieces / Minifigs 509 / 2
Availability Retired
7735 LEGO Freight Train Set
Retail $72.50
Value $1,355.14
Growth  +1769.2%
Annual growth 4.6%
Theme / Subtheme Trains / 4.5V / 12V
Year 1985
Pieces / Minifigs 495 / 3
Availability Retired
7722 LEGO Steam Cargo Train Set
Retail $68.50
Value $1,038.83
Growth  +1416.5%
Annual growth 5.7%
Theme / Subtheme Trains / 4.5V / 12V
Year 1985
Pieces / Minifigs 449 / 5
Availability Retired
7715 LEGO Push-Along Passenger Steam Train
Retail $39.75
Value $916.33
Growth  +2205.2%
Annual growth 8.4%
Theme / Subtheme Trains / 4.5V / 12V
Year 1985
Pieces / Minifigs 147 / 1
Availability Retired
7817 LEGO Trains Crane Wagon
Retail $15.99
Value $180.25
Growth  +1027.3%
Annual growth 3.1%
Theme / Subtheme Trains / 4.5V / 12V
Year 1985
Pieces / Minifigs 129 / 1
Availability Retired
7835 LEGO Trains Road Crossing
Retail $19.25
Value $125.91
Growth  +554.1%
Annual growth 5.0%
Theme / Subtheme Trains / 4.5V / 12V
Year 1983
Pieces / Minifigs 570 / 2
Availability Retired
7727 LEGO Freight Steam Train Set
Retail $79.95
Value $1,251.86
Growth  +1465.8%
Annual growth 6.9%
Theme / Subtheme Trains / 4.5V / 12V
Year 1983
Pieces / Minifigs 478 / 9
Availability Retired
7824 LEGO Trains Railway Station
Retail $44.75
Value $297.03
Growth  +563.8%
Annual growth 4.7%
Theme / Subtheme Trains / 4.5V / 12V
Year 1983
Pieces / Minifigs 315 / 3
Availability Retired
7838 LEGO Trains Freight Loading Depot
Retail $29.99
Value $805.57
Growth  +2586.1%
Annual growth 5.5%
Theme / Subtheme Trains / 4.5V / 12V
Year 1983
Pieces / Minifigs 228 / 2
Availability Retired
7815 LEGO Trains Passenger Carriage / Sleeper
Retail $12.50
Value $681.29
Growth  +5350.3%
Annual growth 5.4%
Theme / Subtheme Trains / 4.5V / 12V
Year 1983
Pieces / Minifigs 191 / 1
Availability Retired
7866 LEGO Trains Remote Controlled Road Crossing 12 V
Retail $59.50
Value $661.72
Growth  +1012.1%
Annual growth 3.5%
Theme / Subtheme Trains / 4.5V / 12V
Year 1983
Pieces / Minifigs 183 / 1
Availability Retired
7819 LEGO Trains Postal Container Wagon
Retail $10.50
Value $557.40
Growth  +5208.6%
Annual growth 6.5%
Theme / Subtheme Trains / 4.5V / 12V
Year 1983
Pieces / Minifigs 164 / 1
Availability Retired
7755 LEGO Trains Diesel Heavy Shunting Locomotive
Retail $49.99
Value $1,758.94
Growth  +3418.6%
Annual growth 6.0%
Theme / Subtheme Trains / 4.5V / 12V
Year 1983
Pieces / Minifigs 90 / 2
Availability Retired
7821 LEGO Trains Track & Lighting Maintenance Wagon
Value $139.83
Theme / Subtheme Trains / 4.5V / 12V
Year 1983
Pieces 52
Availability Retired
7867 LEGO Trains 4 Lighting Standards Electric 12 V
Retail $15.99
Value $143.73
Growth  +798.9%
Annual growth 5.5%
Theme / Subtheme Trains / 4.5V / 12V
Year 1981
Pieces / Minifigs 485 / 1
Availability Retired
7725 LEGO Electric Passenger Train Set
Retail $69.99
Value $2,021.41
Growth  +2788.1%
Annual growth 7.5%
Theme / Subtheme Trains / 4.5V / 12V
Year 1981
Pieces 16
Availability Retired
7862 LEGO Trains Remote Controlled Decoupling and Signal 12V
Value $156.89
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 786 / 10
Availability Retired
7740 LEGO Inter-City Passenger Train Set
Retail $159.99
Value $1,381.01
Growth  +763.2%
Annual growth 5.0%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 512 / 2
Availability Retired
7730 LEGO Electric Goods Train Set
Retail $99.99
Value $5,272.33
Growth  +5172.9%
Annual growth 9.4%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 447 / 5
Availability Retired
7710 LEGO Push-Along Passenger Steam Train
Value $759.99
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 425 / 3
Availability Retired
7720 LEGO Diesel Freight Train Set
Retail $69.99
Value $784.90
Growth  +1021.4%
Annual growth 4.5%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 384 / 3
Availability Retired
7822 LEGO Trains Railway Station
Value $3,218.32
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 263 / 2
Availability Retired
7750 LEGO Trains Steam Engine with Tender
Retail $75.00
Value $5,005.59
Growth  +6574.1%
Annual growth 10.0%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 212 / 2
Availability Retired
7820 LEGO Trains Mail Van
Retail $5.99
Value $473.47
Growth  +7804.3%
Annual growth 6.1%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 150 / 2
Availability Retired
7760 LEGO Trains Diesel Shunter Locomotive
Retail $29.99
Value $2,566.33
Growth  +8457.3%
Annual growth 10.6%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 120 / 1
Availability Retired
7816 LEGO Trains Shell Tanker Wagon
Value $257.50
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 114 / 2
Availability Retired
7818 LEGO Trains Passenger Coach
Retail $5.99
Value $239.37
Growth  +3896.2%
Annual growth 5.4%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 113 / 2
Availability Retired
7814 LEGO Trains Crane Wagon
Retail $4.87
Value $378.54
Growth  +7672.9%
Annual growth 10.4%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 97 / 1
Availability Retired
7810 LEGO Trains Push-Along Steam Engine
Retail $19.99
Value $403.85
Growth  +1920.3%
Annual growth 4.4%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces / Minifigs 91 / 1
Availability Retired
7834 LEGO Trains Level Crossing
Value $212.10
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 33
Availability Retired
7864 LEGO Trains Transformer / Speed Controller 12 V
Retail $65.99
Value $130.62
Growth  +97.9%
Annual growth 5.3%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 32
Availability Retired
7850 LEGO Trains 8 Straight Rails Grey 4.5 V
Retail $9.25
Value $32.21
Growth  +248.2%
Annual growth 2.8%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 32
Availability Retired
7851 LEGO Trains 8 Curved Rails Grey 4.5 V
Retail $9.25
Value $13.67
Growth  +47.8%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 28
Availability Retired
7861 LEGO Trains Lighting Set Electric 12 V
Retail $15.99
Value $92.75
Growth  +480.1%
Annual growth 3.9%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 24
Availability Retired
7860 LEGO Trains Remote Controlled Signal 12 V
Retail $29.99
Value $209.78
Growth  +599.5%
Annual growth 4.7%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 19
Availability Retired
7865 LEGO Motor Replacement Unit for Battery or Motor-Less Trains 12 V
Retail $29.99
Value $273.30
Growth  +811.3%
Annual growth 3.3%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 16
Availability Retired
7856 LEGO Trains Left and Right Manual Points with Electric Rails Grey 12 V
Retail $19.99
Value $123.72
Growth  +518.9%
Annual growth 5.2%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 14
Availability Retired
7852 LEGO Trains Left and Right Points Manual Grey 4.5 V
Retail $11.99
Value $14.74
Growth  +22.9%
Annual growth 2.7%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 12
Availability Retired
7858 LEGO Trains Remote Controlled Points Right 12 V
Retail $29.99
Value $78.57
Growth  +162.0%
Annual growth 2.2%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 12
Availability Retired
7859 LEGO Trains Remote Controlled Points Left 12 V
Retail $29.99
Value $113.99
Growth  +280.1%
Annual growth 3.1%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 8
Availability Retired
7854 LEGO Trains 8 Straight Electric Rails Grey 12 V
Retail $7.99
Value $25.88
Growth  +223.9%
Annual growth 3.6%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 8
Availability Retired
7855 LEGO Trains 8 Curved Electric Rails Grey 12 V
Retail $7.99
Value $10.91
Growth  +36.5%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 7
Availability Retired
7863 LEGO Trains Remote Controlled Point Motor 12 V
Retail $29.99
Value $65.57
Growth  +118.6%
Annual growth 3.1%
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 5
Availability Retired
7853 LEGO Trains Crossing, Grey 4.5 V
Value $14.96
Theme / Subtheme Trains / 4.5V / 12V
Year 1980
Pieces 5
Availability Retired
7857 LEGO Trains Crossing, Electric Rails Grey 12 V
Retail $9.99
Value $28.25
Growth  +182.8%
Annual growth 3.0%
Theme / Subtheme Trains / 4.5V / 12V
Year 1978
Pieces / Minifigs 268 / 2
Availability Retired
165 LEGO Trains Cargo Station
Value $840.66
Theme / Subtheme Trains / 4.5V / 12V
Year 1978
Pieces / Minifigs 148 / 2
Availability Retired
164 LEGO Trains Passenger Coach
Value $432.86