zyphen Report post Posted July 15, 2020 For Sale: Used GHL Vortech Controller module GHL website: https://www.aquariumcomputer.com/usa/product/vortech-controller/ retails for $145, selling for $80. Enables control of up to 11 channels for Ecotech Vortech pumps. Includes PAB cable. Quote Share this post Link to post Share on other sites