DS51K1 Stationary Decoder For Single Kato Unitrack Turnouts

DS51K1 Stationary Decoder For Single Kato Unitrack Turnouts, easy cost effective way to add DCC control to your Kato Unitrack Turnouts.


DS51K1 Features: 

  • Stationary Decoder For Single Kato Unitrack Turnouts or other similar device

  • Easy to use

  • Easy to install

  • Cost effective control for a single Kato Unitrack turnout or other similar device

  • Rated at ½ amp. Great for HO & N Scale

  • Small size

DS51K1 compatibility:
N Scale #6 LH Powered 20-202
N Scale #6 RH Powered 20-203
N Scale #4 LH Powered 20-220
N Scale #4 RH Powered 20-221
HO Scale #6 LH Powered 2-860
HO Scale #6 RH Powered 2-861
HO Scale #4 LH Powered 2-850
HO Scale #4 RH Powered 2-851
DS51K1 is NOT compatible with the following:
HO Scale #6 LH Manual 2-862
HO Scale #6 RH Manual 2-863
HO Scale #4 LH Manual 2-840
HO Scale #4 RH Manual 2-841
HO Scale DC Turnout Machine, Left 2-503
HO Scale DC Turnout Machine, Right 2-504
N Scale Double Crossover 20-210*
* = 4 DS51K1 decoders are required for proper operation.


Current Rating-Motor
.5 Amp
.319” x .509” x .152” (8.11mm x 12.94mm x 3.88mm)
Number of Turnouts Supported
No Worries Warranty (read more)


Digitrax gives a one year "No Worries" Warranty against manufacturing defects and accidental customer damage

on all Digitrax command stations, boosters, throttles, decoders, power supplies and layout control devices.

That's it! A simple, straightforward warranty with no tricky language!

Repairs are simple, too!  Just fill out the form and return your items directly to Digitrax for repair.  We'll get them fixed up and return them to you as quickly as possible.  Please DO NOT return items for repair to the place of purchase.

Make Sure Your Item Needs To Be Repaired Before Sending It To Us!  Many of the units we receive for repair do not need any repairs at all. Before you send any units for repair, please take a few minutes to review our Support Options.

1.  Check the Tech Support Depot for help.  Search for troubleshooting guides.

2.  Click here to send Digitrax Tech Support a message.

Please give your name, e-mail address, phone number and when is the best time to contact you.  Please give a complete description of the issue you are having.

Many problems are easily resolved by contacting Digitrax Tech Support without having to send in your unit.

Note: Some Digitrax products are no longer repairable due to unavailability of repair parts. Un-repairable items will be returned to you at no charge with no repairs made.

Please Note:  Most of our products are not user serviceable. If a defect or accidental damage occurs, return the unit directly to Digitrax for service.  Please do not open the Command Station/Boosters (except for making voltage adjustments or changing batteries per the manuals).  Please do not remove the shrink wrap protective sleeves from the Digitrax decoders. Shrink may be peeled back to expose pads for adding function wires. 

Accessory items that are not covered under the No Worries Warranty carry a 90 day warranty against defects in materials and workmanship.  This includes speakers, wire, cables, battery covers, etc.

Intentional damage and customer modifications outside the scope of instructions provided with the product are not covered by this warranty. 

Do NOT send a locomotive with your decoder. If a locomotive is sent to Digitrax, Digitrax will ship the entire package back, unrepaired.

Product Support

Supporting Documentation

Tech Support Depot