SED Shellfish Equipment Pty Ltd. now supplies oyster grading and processing equipment throughout the world with sales in USA, New Zealand, France, Ireland, Australia and Wales. All Shellquip graders are designed with integration in mind; here is our complete list of products, including our graders and other production enhancing products we supply.

Company details

16643 Bass Highway, Wynyard , Tasmania , 7325 Australia

Locations Served

Business Type:
Industry Type:
Agriculture - Aquaculture
Market Focus:
Globally (various continents)
Year Founded:

Shellquip oyster grading systems are a reliable proven way to improve your business. It takes around 13 hand graders to match the Shellquip system.

  • 1989 – SED was founded in Northern Tasmania as a producer of quality stainless steel products.
  • 1994 – Following an approach by the Tasmanian Oyster Farming Industry seeking cost effective processing equipment SED began the design and development of the first automatic oyster grader.
  • 2000 – After 6 years the prototype model oyster grader was completed. Evaluation by the oyster farming industry saw further refinements being developed into the grader.
  • 2003 – Demonstration tours of the Tasmanian and South Australian Oyster Farming Industry culminated in the first sale