Brand : Lam Research
US P/N: 853-A11412-003 Rev A , Other p/n: 853-A11412-002 Rev B , Used , as shown s/n: PLRL22100514 03/04/22 Price offer is for ONE unit only as shown in Photo. Used , From System, Excellent outlook , No Expertise to Test Excellent Outlook and physical condition, connectors Ok. May have minor cosmetic dirts and scratches marks on body.