Home / LED Components (Korean) / YS31M-424 Mega Sign LED Controller Replacement “YJMicro YSF42G DGF212G4A-20130V1.1 YSF4G-212A” 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 Tri Color LED Controller Upgrade (Ethernet + Serial + USB Port) $399.00 Add to cart SD-4FN11 (4 DUTY_FULLCOLOR) Driver Board E331298 $59.00 Read more DHR342Y-30420 YP342SNT YP342SN LED Controller Card $249.00 Add to cart YJMicro YMPFP04G-408 / YPF4G-408 / YMPFP04G-40X / DBF448G_91106 Full Color Controller $348.00 Read more