J-300 North American 60Hz Models (2020+)
6600-505 All 2 pump J-300 models 2020+. Encrypted board.
6600-499, All 1 pump J-300 models 2020+. Encrypted board.
J-300 North American 60Hz Models (06/2018-2019)
6600-412, All 1 Pump J-300 models 06/2018-2019. Encrypted
board. Will not work with older control panels. When used in pre-
06/2018 spas needs to be reprogrammed with a Pick-iT kit.
6600-420, Replaced by 6600-505 All 2 Pump J-300 models 06/2018- 2019. Encrypted board. It will not work with older control panels. When used in pre-06/2018 spas needs to be reprogrammed with a Pick-iT kit.Replaced by 6600-505
J-300 North American 60Hz Models (2016-05/2018)
6600-784, All 2016-05/2018 2-Pump Domestic 60Hz J-385, J-375, J-365, J-355, J-345, J-335 Models. Board is microprocessor controlled, includes factory installed jumper wires and does not require an Eprom.
6600-786, All 2016-05/2018 1-Pump Domestic 60Hz J-325, J-315 Models.Board is microprocessor controlled, includes factory installed jumper wires and does not require an Eprom.
J-300 Export 50Hz Models
6600-785, All 2016-05/2108 2-Pump Export 50Hz J-385, J-375, J-365, J-355, J-345, J-335 Models. Board is microprocessor controlled, includes factory installed jumper wires and does not require an Eprom.
6600-783, All 2016-05/2018 1-Pump Export 50Hz J-325, J-315 Models. Board is microprocessor controlled, includes factory installed jumper wires and does not require an Eprom.