per Hayward Goldline GLX-PL-LOC-P-4 Pro Logic PL-P-4 display locale
GLX-PL-LOC-P-4 Local Display is suitable for Hayward Goldline PL-P-4 Pro logic automation and chlorination and Goldline Aqua Plus systems. Designed to use with Hayward Goldline Aqua Logic automation and chlorination model PL-P-4.