N Scale LogoProduct Line: Train Control Systems
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KA4- Keep Alive
Part #TCS-KA4 N Scale Supply Price: $21.56

Electronic Specifications:
  • Dimensions:.52” x .52” x .45” or 13.22mm x 13.22mm x 11.55mm
  • Scale: HO Scale N Scale
  • Input Rating:12 to 16V

  • With Black w/ White Stripe wire and Blue wire for power.

    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. TCS decoders manufactured after February 2012 are Keep Alive® ready

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