Hayward GLX-PCB-MAIN Main PCB Replacement for All http://www.amazon.com/dp/B0030E95PO?tag=takingchances-21-20 Feature * Main pcb replacement * Fits hayward goldline aqua logic automation and chlorination models aql-ps-4, aql-ps-8-v, aql-ps-8 aql-ps-16-v, aql-ps-16 * Also fits hayward wired remote control automation model aql-ss-6b-box * This main PCB is designed to use with Hayward Goldline Aqua Logic automation and chlorination models AQL-PS-4, AQL-PS-8-V, AQL-PS-8 AQL-PS-16-V, AQL-PS-16 and also compatible for wired remote control automation model AQL-SS-6B-BOX. Weight 48 pounds. http://www.amazon.com/dp/B0030E95PO?tag=takingchances-21-20