I searched and believe that they may have run a similar deal recently, but it looks like it expired and they brought it back. It seems like the reviews are pretty good on it.
Hitachi 48" Class 4k UHD TV – 48C6
Resolution: 4k UHD w/Upconvert
Refresh Rate: 120 Backlight Frequency
HDMI: 3
http://www.samsclub.co