Home / LED Components (Korean) / YS31M-424 Mega Sign LED Controller Replacement “SEOUL JUNKWANG 70614 3COLOR_1/4DUTY Tri Color LED DRIVER BOARD” 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 ADSP-400NWT Tri Color LED Sign Remote Control Board $179.00 Add to cart Tri Color LED Controller Upgrade (Ethernet + Serial + USB Port) $399.00 Add to cart DHR342Y-30420 YP342SNT YP342SN LED Controller Card $249.00 Add to cart YRF11M Megasign LED Controller $299.99 Add to cart