Train Control Systems TCS 1678 KA7 Keep Alive Power Supply
TCS Keep-Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work.
– Newly-redesigned and coming in at half the size of a KA3, the KA7 will power HO or N scale locomotives with approximately one-third of the capacitance of KA3/KA4 devices (depending on the locomotive and motor).
– This Keep-Alive® includes a Blue and a Black w/ White Stripe wire to attach it to a decoder.
– Dimensions: .72″ x 0.53″ x 0.25″ or 18.29mm × 13.46mm × 6.35mm
– Scale: HO Scale N Scale
– Input Rating: 12 to 16V
– New in unopened packaging
Will combine shipping on multiple items
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NIGHTWATCH TRAINS buys and sells HO/N scale model trains, brass locomotives, DCC & sound systems, and model railroad accessories.








