Are there keep alives in all Bachmann DCC SoundTraxx locos?
A "keep alive" device to maintain locomotive running for a few seconds during brief power lost is not an included feature but is an add-on accessory. The CurretKeeper is SoundTraxx product. Keep Alive is a TCS product.
The CurretKeeper CurrentKeeper is SoundTraxx product.
It is an add on for SoundTraxx decoders