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.
The newly redesigned KA2 is half the size of a KA4. The KA2 will power HO or N scale locomotives approximately 2-5 seconds (depending on the locomotive and motor).
- Includes a blue and a black w/ white stripe wire with which to attach it to a decoder.
- Keep alive time 2-5 seconds (depending on locomotive current draw).
- Dimensions: 0.35" x 0.35" x 0.61" or 8.9mm x 8.9mm x 15.5mm
- Scale: HO and N Scale
- Input Rating: 12 to 16V