Home / LED Components (Korean) / YS31M-424 Mega Sign LED Controller Replacement View cart “SD-83N11 (8D) 1/8 Duty LED Driver Board for Tri Color Sign” 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 YPF42GN16 Full Color LED Controller $299.99 Add to cart YJMicro YP341S LED Sign Controller $129.99 Add to cart DHR342Y-30420 YP342SNT YP342SN LED Controller Card $249.00 Add to cart