Marelli Motori is a leading manufacturer of electric motors and generators. Founded in northern Italy in 1891, the company enjoys worldwide brand recognition in the marine, oil & gas, power generation, co-generation, hydro, and other industrial sectors.

Marelli Motori employs around 500 people and operates an extensive manufacturing facility in Italy with own subsidiaries in the United States, Germany, South Africa and Malaysia and has an extended sales and distribution network across four continents, supplying products to more than 120 countries.  In 2019, Marelli Motori was acquired by Langley Holdings plc, the British engineering and industrial group.


  • Internal combustion (diesel and gas) engines steam and gas turbines

  • Pelton turbines Francis turbines, Kaplan turbines, Turgo turbines, Cross-Flow turbines

  • metals, pulp and paper, cement, sugar mill, water pumping and treatments, manufacturing processes, mining, chemical

  • Propulsion, thrusters, FI-FI system, auxiliaries and dredge pumps, main and auxiliary generators, shaft generators, PTO-PTI system and hybrid machines

  • Power generation, centrifugal & reciprocating compressor motors, heat exchangers & blowers, pumps (pipeline, water, transfer, cooling, boster), extruders / expanders, mixers

  • Prime Rated Power (PRP) and Continuous Operating Power (COP), stand by, emergency, Uninterruptible Power Supply (UPS), data center, telecom

Product Range

One of the main advantages of our products lies in their flexibility and engineering capabilities. Our motors and generators can be easily adapted to suit a wide range of applications to respond to these diverse market-needs.

Electric motors up to 10 MW

Marelli Motori is an industry leader in electric motors for a wide variety of applications.

Alternators up to 15 MW

Marelli Motori designs and manufactures alternators for applications that combine both heat and power.

Automatic Voltage Regulator (AVR)

Marelli Motori designs AVR solutions aimed to deliver the right balance between efficiency and performance.

After Sales Service

We support our many customers around the world with a range of pre-sales and after-sales services.

Our services are developed with you in mind, and we support your equipment throughout its lifetime. We know that you want to concentrate on the business you know best – your own. We provide you with the peace of mind, while knowing that you will receive the best dedicated expert support wherever, and whenever it is required.


World-class engineering starts with our employees

Every great product needs a great business behind it. Innovative, challenging and rewarding, it takes a wide range of people and skills to deliver world-class equipment.

Latest Events

Featured News


Marelli Motori hosts Confindustria Vicenza 2023


Marelli Motori new 10MW Alternator Module


Driving Down Critical Power Costs Through Greater Efficiency