The FST Current Control Limit PC Board from Master Spa Parts relays between your Master Spa television and the spa control board to control the TV lift. It controls the current to the TV lift mechanism. Located in a separate box than the regular PC board and heater.
This circuit board is used in older (pre-2007) Master Spas with FST (flat screen TV). Please make sure your old board looks like the picture (or call us!) before purchase.
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