Simplex is a Research, Designs and Standard Organisation (RDSO) approved manufacturer of high-precision railway components, specializing in Fabricated Bogie Frames, Bolsters, and Railway Locomotive Shells for Electric Locomotives, Diesel Locomotives, Coaches, Freight Wagons, and Electrical Multiple Units (EMU). We also produce special-purpose Bogies tailored to specific customer requirements.
In addition to Bogie Frames and Locomotive Shells, Simplex manufactures and supplies Magnet Frames (Stator Frames), Machine Stators, Suspension Tubes, MSU Components, Under-Frames of Locomotives, Engine Blocks/Crank Cases, Main Bases, Various Shafts, and other critical components, catering to esteemed clients including Indian Railways, General Electric Transport, BHEL, Kirloskar Electricals, Crompton Greaves, Kalyani Rail Tech, and Rotomac.
Our Bogie Frames and Railway Locomotive Shells are fabricated under strict quality control protocols to ensure maximum rigidity, toughness, and durability. With over 2,000 Fabricated Bogie Frames successfully operating across the Indian Railways, Simplex guarantees products that withstand heavy impact and extreme operational conditions. We also offer customized special-purpose Bogies, complete with Brake Rigging Arrangements.
Simplex provides Repair and Refurbishment services for used Bogie Frames and Railway Locomotive Shells, following Indian Railways-approved procedures. This includes stress relieving in specially designed heat treatment furnaces, extending the operational life of critical assets.
We further specialize in heavy component manufacturing such as Undercarriages, Superstructures, Jibs (Booms), and other structural elements for Heavy Breakdown Cranes of Indian Railways.
Additionally, Simplex designs and supplies advanced Track Machines, including Track Relaying Machines, Track Lifters, and Shifters, supporting seamless track maintenance operations.
With precision engineering, rigorous quality standards, and decades of experience, Simplex is your trusted partner for critical railway components—especially our flagship Railway Locomotive Shells, engineered for reliability, performance, and longevity.
