Circuit board for Jacuzzi hot tubs:
J-LX: 2011+
J-300:
2012-2013: J-375, J-365, J-355, J-345, J-335
2008-2011: J-375
2007-2011: J-365, J-355, J-345, J-335
2005-2007: J-325
2002-2006: J-345, J-340, J-335, J-330
2002-2003: J-320
J-200 (only models with circulation pump):
2007-2012: J-280, J-270, J-230
mid-year 2007-2011: J-280, J-270
2005-2017: J-285, J-280, J275, J-270, J-235, J-245, J-230
Part Number Information: 
6600-726 All 2004+ J-LX & J-LXL models, Micro Chip 3.61A Included 
Replaces: 6600-088, 6600-288 and 6600-167 on all above models