Propulsion Systems, Inc.

Servicing our Controllable Pitch Propellers installations is our mainstay. Our Service Team comes from diverse back grounds with years of experience and training on KaMeWa, Escher Wyss, Kawasaki, Berg, and Bird Johnson installations. Ask us for a competitive quote, our work speaks for itself.

PSI has manufactured Fixed Pitch Propeller and Controllable Pitch Propeller Thrusters from 25 to 1500 hp. We are supporting PSI and Liaaen installations with parts and qualified service.

PSI designs and manufactures custom electric and pneumatic PTO units. We have a variaty of proven and very reliable designs. These designs can be easily adapted to your application. PSI can also assist you if your current PTO is not adapted correctly to your engine or has a higher than expected failiure rate. We are OEM for Eaton AIRFLEX clutches.

PSI automation can be found on various types of vessels around the
world. Work boats, Coast Guard inspected cargo ships, Military, NYC Ferries, fishing vessels and even yachts rely on our engineering expertise.

Over the years we gathered valuable experience, implementing hundreds of 
marine control designs. Regardless of the propulsion concept or application, our engineers will find a reliable and cost effective solution for your vessel.

PSI offers hydraulic and pneumatic shaft brake options with pneumatic and electronic timing circuits for maximum safety, efficiency and reversing speed. We are OEM for Twiflex calipers and a Mather's distributer.

Our inhouse machining capabilities include a King 62 Vertical Lathe capable of 66" swing and 53.5" height & Toshiba Horizontal Boring Mill with head stock travel of 52",  70.9" table cross travel x 43.3" longitudinal travel.

We inplace machine rudder stocks bearings, shaft bearings, coupling bolts for body fit bolts and dowel pins.

Out of the need to have the right tools to be efficient, we make our own fixtures and machines. If you have an challenging in place machining project, PSI can help.