In 1969, LEGO released 13 Trains 12V sets, all of these sets have been retired. For that year, the total price of all retail sets cost $172, today those sets are valued around $3,122, a growth of 1715%.
Most valuable 1969 LEGO Trains 12V set
707-2 12V Train Replacement Parts Retailer Pack $917.40
Highest growth 1969 Trains 12V set
721 Steam Locomotive +5958.78%
Largest 1969 LEGO Trains 12V set
720-2 Train with 12V Electric Motor 369 pieces
13 sets

702 12V Motor with Accessories Pack

Theme / Subtheme Trains / 12V
Year 1969
Pieces 28
Availability Retired
702 LEGO Trains 12V Motor with Accessories Pack
Retail $7.25
Value $339.99
Growth  +4589.5%
Annual growth 6.7%

703 12V Replacement Motor

Theme / Subtheme Trains / 12V
Year 1969
Pieces 1
Availability Retired
703 LEGO Trains 12V Replacement Motor
Retail $2.25
Value $38.67
Growth  +1618.7%
Annual growth 5.2%

704 12V Sleeper Track Contacts

Theme / Subtheme Trains / 12V
Year 1969
Pieces 2
Availability Retired
704 LEGO Trains 12V Sleeper Track Contacts
Retail $0.75
Value $27.72
Growth  +3596.0%
Annual growth 6.1%

705 Motor Bushings

Theme / Subtheme Trains / 12V
Year 1969
Pieces 4
Availability Retired
705 LEGO Trains Motor Bushings
Retail $0.50
Value $5.55
Growth  +1010.0%
Annual growth 3.7%

706 Rail Contact Wires

Theme / Subtheme Trains / 12V
Year 1969
Pieces 1
Availability Retired
706 LEGO Trains Rail Contact Wires
Retail $0.75
Value $25.66
Growth  +3321.3%
Annual growth 6.0%

707-2 12V Train Replacement Parts Retailer Pack

Theme / Subtheme Trains / 12V
Year 1969
Availability Retired
707-2 LEGO 12V Train Replacement Parts Retailer Pack
Retail $99.50
Value $917.40
Growth  +822.0%
Annual growth 4.0%

720-2 Train with 12V Electric Motor

Theme / Subtheme Trains / 12V
Year 1969
Pieces 369
Availability Retired
720-2 LEGO Train with 12V Electric Motor
Retail $24.50
Value $845.15
Growth  +3349.6%
Annual growth 6.5%

721 Steam Locomotive

Theme / Subtheme Trains / 12V
Year 1969
Pieces 126
Availability Retired
721 LEGO Trains Steam Locomotive
Retail $11.50
Value $696.76
Growth  +5958.8%
Annual growth 5.1%

740-2 12V Transformer for 220V Pack

Theme / Subtheme Trains / 12V
Year 1969
Pieces 1
Availability Retired
740-2 LEGO Trains 12V Transformer for 220V Pack
Retail $12.50
Value $40.68
Growth  +225.4%
Annual growth 2.1%

750 8 Straight 12V Conducting Rails

Theme / Subtheme Trains / 12V
Year 1969
Pieces 8
Availability Retired
750 LEGO Trains 8 Straight 12V Conducting Rails
Retail $1.49
Value $17.54
Growth  +1077.2%
Annual growth 3.6%

751 8 Curved 12V Conducting Rails

Theme / Subtheme Trains / 12V
Year 1969
Pieces 8
Availability Retired
751 LEGO Trains 8 Curved 12V Conducting Rails
Retail $1.49
Value $9.91
Growth  +565.1%
Annual growth 3.5%

753 Automatic Right Electric Switch

Theme / Subtheme Trains / 12V
Year 1969
Pieces 5
Availability Retired
753 LEGO Trains Automatic Right Electric Switch
Retail $4.75
Value $78.26
Growth  +1547.6%
Annual growth 3.4%

754 Automatic Left Electric Switch

Theme / Subtheme Trains / 12V
Year 1969
Pieces 5
Availability Retired
754 LEGO Trains Automatic Left Electric Switch
Retail $4.75
Value $78.96
Growth  +1562.3%
Annual growth 5.2%