FAQ Answer: 

When wiring the Model QT Q-Tran dual-tap transformer to a switched load, use the black input wire and cap the un-used (red) wire. When wiring the Q-Tran dual-tap transformer to a dimmed load, use the red input wire and cap the un-used (black) wire.

FAQ Category: 
Incandescent (Halogen) Power Module
FAQ Order: 
5