Board for: A) 2006+ 680 1-Pump (Denali and Tacoma) B) 2003-2005 Del Sol Redondo and Hermosa C) 2002 Sweetwater Board (Aruba, Bali, and Cyprus) D) Replaces 6600-082 2000-2001 Sweetwater Board (Aruba, Bali, and Cyprus)and 6600-089 Circuit Board. E) Replaces LX-10 Series. Comes with a Series 5.00 chip.Software revision's 5.03, 5.52, 5.54 No Circulation Pump. If your circuit board has a Software Chip that begins with a 5, then this is the correct series board. Sundance has revised this chip several times, we send you the board with the current chip of 5.54 or 5.56. If you have an older board with a Circulation pump, then you need a board with a Series Chip that starts with a 3. Factory Direct PCBoards, they are NEW and not rebuilt. They come with 180 day warranty from Sundance. PCBoards are returnable only for warranty exchange or repair. PWA: 2002 (AR, BL, CP): 2003+ (RE, HE)