As an electronic component, mositure, temperature fluctuations, and chemicals can degrade your hot tub's circuitry. Replace your MS501X Pc Board (SKU: X801162 / v/n: # 56493) with a quality part from the Master Spa Parts store - we're economical and speedy! Master SPa Parts makes it easy to ... See More

View our complete selection of Twilight Series Spas Circuit Boards to find the one that suites your needs.