K-Line K-0690 "The Protector" Lighted Track Lockon

Protects your valuable engines equipped with sophisticated electronics such as sound, RF receivers and motion controllers.

For all tubular rail O gauge track
Protects against power surges, so common in today?s power distribution.
Protects against voltage spikes whether generated on track (e.g. from derailments) or if from the power line itself.
This low cost insurance works for all engines regardless of the manufacturer.
The special duplexed electronics absorbs power surges before your delicate electronics can feel them.
This device is a bi-directional duplexed protector.