No, Maretron does not make a waterproof USB cable for connection between the USB100 and a computer. However, a waterproof cable can be built using the following parts, which can be ordered from http://www.digikey.com/ :
Article ID: 458
Created: April 8, 2010
Last Updated: July 27, 2015
Author: Mark Oslund [[email protected]]
Online URL: https://www.maretron.com/wp-content/phpkbv95/article.php?id=458