QS Industries (QSI) is a renowned brand that has been designing top-of-the-line sound systems for model trains since 1983. With a commitment to excellence, QSI remains the industry leader in providing high-quality electronics for model railroading. Their brand-new range of products is now available for immediate sale, directly from QSI.

Among their offerings are the Titan-U universal HO sound decoder, priced at $129. 95, and the Titan-DO sound decoder for 2-rail O scale, which is also compatible with most G-scale equipment and used by Sunset Models, priced at $209. 95.

Additionally, they offer the Quantum Engineer for DC powerpacks at $99. 95 and the Quantum Programmer at $89. 95.

QSI products come with a wire harness and undergo 100% functional testing before shipment. They even offer pre-programming services in many cases. However, please note that units damaged due to installation errors will be subject to a replacement fee.

QSI welcomes inquiries from dealers and offers excellent customer support. For any questions or orders, reach out to them via their new email address. They also accept payments through Paypal.

Stay updated with the latest news and discussions on the QSI IO Forum, as their website is currently under construction. Trust QSI for all your model train sound system needs