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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. Model TS 7.2
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    All hot tubs use a circuit board to manage essential functions, such as the filtration system, lighting, pumps, as well as shut-off functions designed to keep users safe. So, a circuit board that has stopped working can really hamper the enjoyment of your spa. Master Spa Parts to the rescue! We have a vast inventory of replacement circuit boards, including this MAS1600 PC Board (V/N 55241).

    To restore service to your hot tub, Master Spa Parts include fast, complimentary shipping for customers buying this New MAS1600 circuit board in the Continental United States.

    MAS1600 PC Board
    5 reviews
    $479.87
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    If all of the sudden, you find your spa's jet pumps, filters, jets, or water temperature stability begin to fail all at once, there's a good chance it may be due to the circuit board.

    When you check out our online store, you'll find the Master Spas® 501X daughter pc board from Master Spas® and many other economical spa circuit boards. You can expect fast and free shipping options when you purchase this Momentum 80 circuit board replacement from the Master Spa Parts online store. 

    Master Spas 501X daughter pc board
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    MS 90U Circuit Board

    MS90U Circuit Board
    $505.10
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