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Innovation is integral to the Power Transmission Business (PTB), which is divided into two streams Gears & Defence. PTB was founded in 1976 to meet the increasing demand for high speed gearboxes for STG applications. Today, the name PTB is synonym to cutting-edge technology, knowledge, and expertise, with installations spanning over 80 countries across wide range of application spectrum. PTB is ready to power the world with unrivaled expertise in the design and development of all types of gears and gearboxes, with an ultra modern, globally benchmarked manufacturing facility.

PTB has grown to become one of the largest & leading gearbox manufacturers in India with a 47-year track record and a rich history. It has carved out a niche for itself by being ubiquitous across industry segments and application spectrums.

PTB caters to international OEMs for new product development, provides durable replacement solutions to all world renowned brands, and is also into built to print gears for some of the world's leading OEMs.

Triveni PTB is genuinely world-class, with an unwavering dedication to research & development in the field of industrial gearbox, product excellence, technological superiority, and customer care focus making PTB the leading high precision gear manufacturing company.

PTB is being patronised by all major global OEMs in India, SEA and other parts of the world as a highly reliable and dependable high-speed gear company providing solutions to various applications like Steam Turbine Generators / Gas Turbine Generators / Rotary & Reciprocating Compressor / Centrifugal and Reciprocating Pumps / Blowers, Hydro Turbine Generator / ID-FD Fans.

PTB gearboxes are fully compliant with API and AGMA standards catering to various industry segments like Thermal, Oil & Gas, Petrochemicals, IPPs, Fertilisers, Steel, Cement, Sugar, Rubber & Plastics spanning all geographies.

PTB Gearboxes are optimally designed to withstand extreme ambient conditions of sub-zero or high temperatures.The transmission gearboxes are engineered to various configurations, like vertical and horizontal offset with single & multiple outputs coupled with quill shaft designs. Accessories include Shaft driven Main Oil Pump, an inbuilt / skid-mounted lubrication system, temperature and Vibration instrumentation package suitable for hazardous area applications, meeting stringent noise and vibration limits.

Reliability built through superior technology, manufacturing and product quality combined with four and half decades of rich experience in high technology gears are PTBs key strengths that lead to the development of customized gear drives, meeting tough demands of Industries across high speed as well as niche slow speed applications.

Refurbishment as gearbox services is very integral to the industry. PTB undertakes repair & refurbishment of predominantly world-renowned brands followed by local brands as well.

2- pronged strategy is adopted in the event of failure - Short-term & Long-term solutions. Short-term solutions would include minor repairs with the least lead time to maximise the uptime of the equipment whereas Long-term solution is aimed at creating a higher order of reliability which includes major repair and replacement of parts.

PTB's current product portfolio, be it OEM, be it gearbox repair & refurbishing is supplemented by a service portfolio that includes:-

  • Diagnostic study and health check-up
  • Gearbox Overhauling
  • Upgradation and automation of existing plants
  • Installation and commissioning
  • On-site training and assistance

Triveni PTB provides reliable 360-degree customised services throughout the product life cycle at the lowest cost thus maximising uptime and performance. Major end customers include Global O&G companies and Refineries, Cement, Sugar, Steel, Fertiliser, IPP, Thermal, Hydro, Paper and Pulp, Petrochemical and Chemical industries.

PTB has ventured into built-to-print gears of high quality for select global customers leveraging its high-precision specialised manufacturing capability. The precision quality requirements for these select customers resonate well with PTBs' forte in high-speed gearing.



Gearboxes under operation

>50 GW

Globally installed gears capacity


Replacements of >90 global brands


Our diverse array of new build product offerings caters to the needs of a wide range of industries.



PTB supplements its core products and services with a robust aftermarket service proposition, spanning field maintenance and supply of gearbox spare parts by trained engineers. PTB provides the following services to its customers:

  • Detailed GA and manuals with complete gearbox installation and commissioning data
  • Active interaction with site engineers to resolve commissioning issues, if any
  • Direct overseas service support from Mysuru, if required
  • Expert troubleshooting support
  • Health monitoring of other gearboxes makes





Global Installation Map
For illustration purposes only


1,2,3 Belagola Industrial Area, Metagalli Post, K.R.S. Road, Mysuru-570 016

+91-821-4286500, 4286501

Enquire now