Marine motors · Shipbuilding | Products


Marine motors · Shipbuilding


  • Motors that have been designed and manufactured in accordance with the standards of the relevant quality certification agencies: Bureau Veritas (BV), Lloyd's Register of Shipping (LRS), Germanischer Lloyd (GL), Dersk Norske Veritas (DNV), RI, etc…
  • Strong and reliable
  • Cast iron (from size 80) and steel frameworks.
  • Motors tested against immersion in water
  • From 0.1 kW to 500 kW
  • Sized to measure for the specific service they are designed for: S2-30', S3, S4-300 start-ups/hour, S4, S5….
  • 1, 2 or 3-speed motors
  • Brake torques from 1.5 to 2.5 times the nominal motor torque to ensure the load is properly held in place
  • High protection levels, from IP55, IP56, available up to IP66
  • Special equipment for different voltages and working frequencies.
  • Adapted for work with a frequency variator
  • Insulation level F or H depending on the client’s requirements.
  • High start-up torque and maximum torque
  • Resistant to high intensity start-up values, as is the case for motors used for intermittent services with a high number of start-ups per hour
  • Universal or personalised shaft outputs (diameter, length, key).
  Power (kW)
(Click to download) No. poles
Shaft height PDFDownload PDF 2 4 6 8 2/4/12 2/4 4/8
225M 2P 45            
225M 4-12P   45 30 22 42/42/14 40/34 25/20
250M 2P 55            
250M 4-12P   55 37 30 50/50/16.5 55/45 35/25
280M 2P 90            
280M 4-12P   90 55 45 70/70/23 80/70 52/40
315S 2P 110            
315S 4-12P   110 75 55 85/85/28 90/80 65/50

1-speed motors: Power calculated for Continuous Service S1
Motors with several speeds: Power calculated for Intermittent Service S2-30'
Protection level IP56
Cooling IC410 (without fan)
Motors with AC or DC electromagnetic brake

(*) Obeki calculates, designs and manufactures the motors to meet its clients’ needs and specifications. For this reason, the data on this table should only be taken as a reference. For any queries about a motor that does not come under the above table, please do not hesitate to contact us.