MGDC Power Solutions Alternators & Serpentine Pulley Kits

Mark Grasser DC Power Solutions has teamed with OceanPlanet Energy to provide 40+ years experience with marine electronics service, installation, and product development.  Mark Grasser’s marine alternators and serpentine pulley kits are all built and tested in the DC Power Solutions facility in Kenosha, WI. OceanPlanet Energy is proud to be a distributor of MGDC products.

Click here for prices: Alternator & Parts Prices & Specs

Check out this customer blog with a helpful & thorough explanation of the entire upgrade and installation process.


High-output, small case, replacement alternators

  • available output:140A, 160A, 180A & 220A

  • available with 1" foot mount, 2" foot mount, 1.7" and 3.14" saddle mount, 4" J180 mount, or pad mounts

  • comes with stainless steel mounting hardware

MGDC marine alternatorsRemote Rectifiers
Custom Serpentine  Pulley kits
  •  It is highly recommended to upgrade to a serpentine pulley kit and higher pulley ratio when upgrading your alternator

  • Pulley Kit Price Sheet
  • Alternator RegulatorsFor for more information on MGDC alternator regulators, go to the alternator regulator page