MSRP: $26.95 Sale Price: $24.25
TCS 1668 KA4 Keep-Alive, Power Interruption Decoder Power Supply
The Keep Alive® (KA) devices are used to supply power to decoders during times of power interruption due to dirty track or problematic track work. The KA4 will power an HO-Scale locomotive with headlights on for approximately 6 to 15 seconds (depending on the locomotive and the effciency of the motor). This KA4 will work with Keep Alive® ready decoders and most non-TCS decoders.
Scale: HO Scale N Scale