Sundance circuit board 6600-028 refurbished

Refurbished Sundance spa circuit board controller 850 lcd

p/n 6600 - 028                             

6600-028, 1997-2000 850 Systems, 1 & 2 Pump with PermaClear (EPROM Rev. 1.28GX+ included), for All Sundance Models Except Maxxus

Note*: 6600-023, 6600-028, 6600-017, 6600-018 are the same boards with different micro chips

CIRCUIT BOARD 6600-092 EPROM CHIP#:  REV.9.50B   WILL REPLACE A 6600-028 CIRCUIT BOARD ,AIR BLOWER CHANGES TO  SINGLE SPEED. 

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