DCCWiki, a community DCC encyclopedia.
Jump to: navigation, search

Command Station:

Digitrax: DCS51

Summary: This command station/booster is considered an entry-level system, yet it is fully expandable using Digitrax's LocoNet throttle network. This unit includes an integrated throttle for controlling locomotives as well as stationary decoders. Has been replaced by DCS52 in 2019.

See more Command Stations
General information
Manufacturer Digitrax
MSRP 225.00 USD199.54 EUR <br />168.63 GBP <br />314.91 AUD <br />286.58 CAD <br />
Manufacturer Part Number
Common Name
UPC Number
Release information
Product URL Product Link
Manual URL Manual Link
Has computer interface
Firmware Upgrade Possible
Year Released 2011
Year EOL 2019
Predecessor DCS50
Successor DCS52
Integrated Throttle Knobs and Buttons
Throttle Network LocoNet
Programming Modes
Separate Programming Track
DCC Features
Extended Addressing Yes
Max Simultaneous Throttles
CV Readback
Max Simultaneous Trains
Supported Consisting Methods Advanced, Basic, Universal
Max Consists
Speed Steps
Max Switches
Zero Stretching Yes
Auto Shuffle Train / Signal Speed Control
Max Current 3
Continuous Current 3
Auto Reverse
Input Power Waveform


The predecessor was the DCS50 and was released in 2002. This unit has since been replaced by DCS52 in 2019.


This command station / booster / throttle combination is what makes up the majority of the Digitrax Zephyr Xtra starter set.

Digitrax DCS51 Zephyr Xtra Starter Set

Despite being an entry-level system, it is expandable via LocoNet to create a comprehensive Digital Command Control system.


The Zephyr Xtra set includes


  • Three Ampere booster, at 13V for both H0 and N scale operations
  • Colour 2.4" LCD display
  • Backlit keypad
  • Integrated USB Interface
  • Brake/Direction lever
  • Speed control knob
  • Two and Four digit addresses supported
  • Twenty Slots
    • Supports up to 20 trains at once, and up to 20 throttles.

Jump Ports

Like the previous Zephyrs, one or two DC power packs can be used as throttles to control up to 2 locomotives via the Jump Ports.


The Zephyr Express features Address 00 for control of a non-decoder equipped locomotive.

  • More than 9000 addresses available
  • Two / Four Digit Addressing
    • 0-127 Primary Addresses


  1. Universal consisting, including a locomotive on Address 00
  2. Advanced Consisting
  3. Basic Consisting

Decoder Programming

  1. Built in read and write programmer
  2. Blast Mode

Programming Modes

  1. Direct
  2. Paged
  3. Register Mode
  4. Operations Mode

JMRI Support

See their support page at https://www.jmri.org/help/en/html/hardware/loconet/DCS52.shtml

Digitrax Zephyr Demonstration Video

A video about the Digitrax Zephyr Express


  • No FAQs link to this page.

See Also

Other places that reference here

See more results...

Related Digitrax Command Stations