Home / LED Components (Korean) / YS31M-424 Mega Sign LED Controller Replacement “SD-83N11 (8D) 1/8 Duty LED Driver Board for Tri Color Sign” has been added to your cart. View cart YS31M-424 Mega Sign LED Controller Replacement$299.99 Available on backorder YS31M-424 Mega Sign LED Controller Replacement quantity Add to cart Category: LED Components (Korean) Brand: YJMicro Related products EyeTV LED Sign Software 1.0.13.1 Read more DHR342Y-30420 YP342SNT YP342SN LED Controller Card $249.00 Add to cart Tri Color LED Controller Upgrade (Ethernet + Serial + USB Port) $399.00 Add to cart ADSP-400NWT Tri Color LED Sign Remote Control Board $179.00 Add to cart