For Hayward AquaLogic AquaPlus GLX-PCB-Main Main PCB Printed Circuit Board. 100% brand new and high quality. Hayward Goldline Controls Aqualogic and Aquaplus Automation Systems. Hayward Goldline AquaLogic Automation and Chlorination. AQL-PS-4, AQL-PS-8-V, AQL-PS-8 AQL-PS-16-V, and AQL-PS-16. Also fits for Wired Remote Control Automation Model AQL-SS-6B-BOX. This newest revision circuit board will upgrade your system to be compatible with T-CELL-3, T-CELL-9, TCELL-15 and the new Ecostar vaiable speed pumps. International Buyers – Please Note. We accept order cancellation for any reason within 30 days of receiving your goods. In the event the item should fail due to manufacturing defects during intended use, we will replace the part by free. This product can expose you to chemicals including Chromium (Hexavalent Compounds). Which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information, go to California goverment website, you can search California P65Warnings.