TPSC – Transportation Products Sales Company (TPSC) is a professional sales company that represents select manufacturers of “Best in Class” products, software, and services to the North American Rail Industry.


starting power, communications, antennas, testing/detection

Signal and Crossing

power, electronics, lighting, communication, towers, cases


sensors, power, electronics, software, communications, cases

Training and Support

defensive battery maintenance, solar and grounding site audits

TPSC North America

North America Coverage

offices in 11 locations including
St. Louis area headquarters

“Our company’s mission is to connect railroads with products, services and technologies that solve their immediate needs and serve their future operating success.”

 – Walter Winzen, TPSC founder

News, Success Stories, Industry Events

TPSC announce representation agreement for NA rail industry

Global Power Supply and TPSC Announce Representation Agreement for NA Rail Industry O’Fallon, MO — June 15, 2021 — Transportation …

ASLRRA 2021 Annual Conference

American Short Line and Regional Railroad Association 2021 Annual Conference & Exhibition November 17 - 19, 2021 Phoenix, AZ

RSSI 2021 C&S Exhibition

Railway Systems Suppliers, Inc. 2021 C&S Exhibition September 21 - 24, Indianapolis, IN

TPSC Announces Piper Networks Representation

TPSC Announces Piper Networks Sales Representation Rail Industry O’Fallon, MO — 10/07/2020 — Transportation Products Sales Company (TPSC) today announced …