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Seamark Electronics
2994 Overseas Hwy
Marathon, FL 33050
Phone:305-743-6633


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Welcome

Seamark Electronics has been providing the largest selection of quality commercial and recreational boating equipment in the area for over 20 years. Don’t know which radar you should use? From determining which radar is best, to selecting the best equipment for discovering sea creatures, to installing equipment for watching TV on your boat, we offer and install the widest assortment of equipment for you to have a perfect day on the water.

Serving the Florida Keys, servicing Key West to Ocean Reef, Seamark Electronics offers a huge and varied assortment of products from the best-known dealers in the industry. Our trained and professional staff would love to meet with you and assist in any projects and go over all of your options.

  • Multifunctional Equipment
  • Digital Fish Finders
  • Marine Networking
  • Radios
  • VHF
  • Satellite Radio
  • The only ACR EPIRB battery replacement center in the Keys

We are members of and certified by the National Marine Electronics Association (NNEA) and The American Boat and Yacht Council (ABYC).

Contact us today for more information about our products and services!