Fully Assembled LEDs for Plug and Play use Yes! You can Connect these LEDs to any track or transformer power source: AC DC DCC these solid non-flashing LEDs will look great with 7-19 Volts of power input. Guaranteed to stay lit for 2 years or free replacement Thousands and thousands of these LEDs are now in use, on all types of track and transformer power supplies. Our LED Lights can be used for Locomotive Headlights, Passenger Car Lights, Ditch Lights, Yard Lights, Building Lights, and much more. Low heat super bright LEDs only draw a tiny amount of power: 20milliamps. Deciding which white to get? Green |