Keep your DCC-equipped locomotives running smoothly through dirty track, turnouts, and dead frogs with the TCS 1669 KA5 Keep Alive. This compact stay-alive device packs five supercapacitors to store backup power, providing approximately 6 to 20 seconds of uninterrupted operation when track power is lost. It's a must-have upgrade for any decoder-equipped engine that stalls on problematic trackwork.
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How long will the KA5 keep my locomotive running without track power?
The KA5 provides approximately 6 to 20 seconds of backup power with headlights on, depending on the locomotive's motor efficiency and power draw.
What decoders is this compatible with?
The KA5 works with all TCS decoders and any other Keep Alive-ready decoders from other manufacturers. Check your decoder's documentation for a Keep Alive connection point.
Will this fit inside my locomotive?
At 1.325" x 0.45" x 0.347", the KA5 fits inside most HO scale and larger locomotives. Measure your available space before ordering. N scale installations may require creative placement.
Is soldering required for installation?
Yes. You will need to solder the two included wires (Blue and Black w/ White Stripe) to the Keep Alive pads on your decoder. Basic soldering skills are required.
