Product description via Soundtraxx

A true pioneer in the model train industry, SoundTraxx has been creating innovative products for the discriminating model railroader since 1990. We proudly design and manufacture our industry-best products right here in the USA, and our friendly customer support staff work side-by-side with the rest of our product team.

Date of manufacture: March 2025

Econami Decoders
The biggest name in sound is also the biggest name in value! Econami is a full-featured line of Digital Sound Decoders designed with value in mind.

The Econami ECO-21PNEM
This 1-amp Digital Sound Decoder simply plugs into models equipped with an NEM-supported 21-pin socket.

HIGH QUALITY SOUND LIBRARY
Our large selection of high quality sound effects include: 

• 4 Exhaust Chuffs
• 5 Prime Movers in each sound profile 
• Up to 7 Bells 
• 16 Airhorns
• 16 Whistles 
• Additional couplers, dynamos, and more!

EASY INSTALLATION
This decoder simply plugs into models equipped with an NEM-supported 21-pin socket and can be wired to a CurrentKeeper (P.N. 810140 or 810160) to maintain performance over dirty track and switches.