Class 421/422/423 Sound Pack

Qty:   Add to Cart
   - OR -   

Armstrong Powerhouse presents a sound pack for the class 421/422/423 electric multiple units supplied by

This pack features:

Motor coach whine when standing

Motor hum

Distinctive compressor sound

User operable two-tone horn using the space-bar and 'B' key

High quality Mk1 bogie sounds

Air brake release and application sounds

Brake rub

Dynamic brake squeal

Flange sound

Carriage groaning when moving off

Doors slam when loading/unloading passengers

Guard's bell when ready to depart

User operable driver to guard buzzer

Cab instrument sounds

Jointed track sounds

Realistic sound fading effects

From the wail of the Mk1 bogies to the rattle of the compressor, this sound pack will transform the experience of driving your class 421/422/423 and take you back to the days of when these multiple units dominated the rails in the south of England. During the installation process, these sounds will be applied to all default class 421/422/423s in your installation. Below is a video demonstrating the sounds:

As well as the sounds, a prototypical 1 hour 20 minute scenario for the DTG Portsmouth Direct Line route is included to test the sounds out on. Please note that this is only for use with the DTG BR Class 421.

This add-on is supplied in download format only.

If you have a problem with this product, please use the contact us button at the bottom of this page and we will try our best to fix it.

Essential Requirements

DTG BR Class 421 - More Information 


DTG BR Class 422 - More Information


DTG BR Class 423 - More Information 


DTG Southern Class 421 - More Information

Scenario Requirements

Please note that these items are only required if you would like to use the scenario supplied with this pack. If you only want to make use of the sounds or perhaps use them in your own scenarios instead of the included one then these items are not required.

DTG Class 101 - Discontinued

DTG Class 158 - More Information

DTG Portsmouth Direct Line - More Information

Brands Armstrong Powerhouse
Product Code: APC421-423SP
Availability: In Stock
Qty:   Add to Cart
   - OR -   

Write a review

Your Name:

Your Review: Note: HTML is not translated!

Rating: Bad            Good