J-400 North American 60Hz Models (04/2018+)
6600-478 All 2019+ J485, J475, J445, J435, and 2020+ J425 models. Encrypted board. It will not work with older control panels.
6600-422 All 1 or 2-Pump J-400 models 04/2018 - 2019, EXCEPT J-435/J-445/J-475/J-485. Encrypted board. It will not work with older control panels. When used in pre 04/2018 spas need to be reprogrammed with the Pick-iT kit.
6600-430 J-435/J-445 models 04/2018-2018. Encrypted board. Will not work with older control panels. When used in pre-04/2018 spas needs to be reprogrammed with Pick-iT kit.
6600-476, All 3 Pump J-400 models 04/2018+. Encrypted board. Will not work with older control panels. When used in pre-04/2018 spas needs reprogrammed with Pick-iT kit.
J-400 LCD Series (09/2015-03/2018)
6600-766 All 09/2015-03/2018 1&2 Pump J-400 models (Not Compatible with 10/2017+ J-445 & J-435 models). Board is microprocessor controlled, includes factory-installed jumper wires and does not require an Eprom.
6600-266 For 2-Pump Domestic 60Hz J-445 & J-435 10/2017-3/2018 models only. Board is microprocessor controlled, includes factory installed jumper wires and does not require an Eprom.
6600-768 All 09/2015-03/2018 3-Pump J-495 models. Board is microprocessor controlled, includes factory installed jumper wires and does not require an Eprom.
J-400 Export 50Hz Models
6600-765 All 09/2015-03/2018 1&2 Pump J-400 models (Not Compatible with 10/2017+ J-445 & J-435 models). Board is microprocessor controlled, includes factory installed jumper wires and does not require an Eprom.
6600-767, All 09/2015-03/2018 3-Pump J-495 models. Board is microprocessor controlled, includes factory installed jumper wires and does not require an Eprom.
J-400 LCD Series (2006-08/2015)
6600-728, All 2008-Mid 12/2009 1&2 Pump J-400 models with 1-speed Jet Pump Board is microprocessor controlled and does not require an Eprom.