DT402 Super Throttle (DT402)

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Digitrax: DT402 Super Throttle (DT402)

Summary: The DT402 super throttle is designed to handle nearly every aspect of layout control. Run trains and consist, control up to 30, program decoders, set up and operate routes, and much more. Add a UR90, UR91 and/or UR92 and you can use infrared for wireless operation.

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General information
Manufacturer Digitrax

MSRP 185 USD188.33 EUR <br />164.78 GBP <br />279.59 AUD <br />249.58 CAD <br />
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Common Name DT402 Super Throttle
Product information

Product URL External Product Link
Product Manual URL External Product Link
Year Released 6/2022
Year EOL 10/2016

Has computer interface None
Firmware Upgrade Possible Yes
Predecessor DT400
Successor DT500
Connection Details

Throttle Connection Methods Infrared, Wired
Infrared Requirements UR90, UR91, UR92
Radio Requirements UR90, UR91, UR92
Power method Battery
DCC Features

Can control stationary decoders Yes
Max Number of Controllable Functions 30


Part of the Super Chief Xtra 5/8A starter sets, and the Super Empire Builder Xtra 5A set.

The main feature is expanded function control.

Also available in Duplex (DT402D) and Simplex (DT402R) radio versions, and the DT402DCE duplex radio for EU requirements.


  • Works with any LocoNet compatible system
  • Full numeric keypad
  • Single key access to most common throttle tasks
  • Dual throttle controls allows control of two locomotives simultaneously
  • Run locomotives with “encoder click” knobs for speed and direction control
  • Control light and sound effects functions with the press of a button
  • Large Multi Line LCD display
  • Built in flashlight for convenience
  • Traditional "walk around" operation
  • Infra-ready out of the box (Requires UR90, sold separately )
  • 30 functions (F0Fwd, F0Rev, and F1-F28).
  • Function active/inactive indicators
  • Convenient step-by-step throttle option set up
  • Playable whistle feature on F2
  • Supports decoder programming
  • Simplified 4 or 2 digit addressing
  • Over 9,000 locomotive decoder addresses
  • Supports turnout and stationary decoder control
  • 999 accessory decoder addresses
  • Supports cab signaling
  • Transponding “Find” feature
  • Fast clock display
  • Recall feature

DT402 FAQs

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