Home / LED Components (Korean) / YS31M-424 Mega Sign LED Controller Replacement View cart “DHR342Y-30420 YP342SNT YP342SN LED Controller Card” has been added to your 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 YJMicro YP344SN Tri Color LED Sign Controller $219.00 Add to cart YJMicro YP341S LED Sign Controller $129.99 Add to cart 240MM 3 Color 1/4 Duty LED Module – DBLED / DB22LED_70614 $29.00 Read more YJMicro YMPFP04G-408 / YPF4G-408 / YMPFP04G-40X / DBF448G_91106 Full Color Controller $348.00 Read more