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Master Spa – Hot Tub Circuit Boards

Circuit boards are critical and crucial as they control the overall functioning of your spa or hot tub. Every spa circuit board sold by Master Spa Parts is a factory-direct OEM replacement part from Master Spa. We are dedicated to providing the highest quality, dependable, and high-quality replacement circuit boards to our customers. We always keep a large and vast selection of Master Spa circuit boards in stock that include free shipping to anywhere in the continental United States! Additionally, it is important to remember to not order a replacement board on looks alone!

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  1. Make Michael Phelps Hot Tubs
  2. Model MP LSX 850
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    As the nerve center of your spa or hot tub, the circuit board is responsible for the lights, jets, temperature controls, and other essential features. At Master Spa Parts, we carry a number of circuit board replacements, such as this Master Spas® MS40U PC BOARD.

    Those placing an order for this MS40U printed circuit board can expect fast and complimentary shipping to locations throughout the continental United States.

    MS40U PC Board
    $490.39
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    MS 90U Circuit Board

    MS90U Circuit Board
    $505.10
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    MS90U Daughter Board

    MS90U Daughter Board
    $57.22
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