Mitsubishi ERNT-ASQDIN356500J Replacement Backlight Unit for 8.4-Inch TFT HMI

The Mitsubishi ERNT-ASQDIN356500J (ERNT-ASQDIN356500J) is a dedicated replacement backlight unit engineered for 8.4-inch TFT SVGA (Super Video Graphics Array) human-machine interface (HMI) operator terminals. Functioning as a direct maintenance component equivalent to GT1660SLTT, this unit provides the necessary internal illumination to restore screen brightness, high contrast, and visual clarity on compatible industrial display panels. Over extended operating periods in demanding production environments, original display backlights can degrade, dim, or fail entirely; installing this replacement unit restores proper display visibility without requiring complete terminal replacement. It is commonly deployed during routine servicing, panel refurbishment, and field repairs across factory automation control cabinets, machine control stations, and supervisory operator interfaces. Built to strict manufacturing standards by Mitsubishi Electric, the ERNT-ASQDIN356500J ensures dependable display illumination, consistent luminance distribution, and long service life in industrial operating conditions.