Home / LED Components (Korean) / YS31M-424 Mega Sign LED Controller Replacement “DHR342Y-30420 YP342SNT YP342SN LED Controller Card” 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 ADT_NEW2S3C 1/4 CONV V.3.0 Duty Converter $29.99 Add to cart Tri Color LED Controller Upgrade (WIFI + USB Port) $349.00 Add to cart 1/4 DUTY LDM DBLED1-60420 480mm Tri Color LED Module $59.00 Add to cart ADSP-400NWT Tri Color LED Sign Remote Control Board $179.00 Add to cart