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The 8.8 Amp 2 speed 56 Frame Pump from Master Spa Parts is designed for flexibility and performance.

SpaBoss pH Minus is a granular product that lowers pH levels and total alkalinity in your hot tub. It’s easy to add by the ounce to quickly adjust the pH levels for a stable hot tub environment.

Raise both the pH and alkalinity in your Master Spa with Spa Ease pH/Alkalinity up.

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. 

This heater is a replacement part for the original heater in your Legend Series Master Spas models 1996 through 2001.Easily installable so you can get back to enjoying your heated Swim spa and hot tub in no time at all.

When it comes time to replace your circuit board and return function to your spa's lighting, jet pumps, and high-limit sensors, we've got you covered. Master Spa Parts has numerous legacy Whirlpool® replacement circuit boards in stock, including this MAS520 PC Board (V/N 54357).

Are you ready for the good news? This legacy Whirlpool® circuit board replacement for MAS520 ships fast and with free shipping to all addresses in the Continental United States.

Lower both the pH and alkalinity in your spa with Spa Ease pH/Alkalinity down

The 4.0kW Heater (V/N 50143) is a replacement part for selected models of the Down East Spas and Legend Series Master Spas

Easily installable so you can get back to enjoying your heated Swim spa and hot tub in no time at all.

Hot tubs and spas that are operated with a faulty circuit board in place run the risk of damaging equipment or causing a fire. Master Spa Parts' online store offers a number of competitively priced replacement boards, including this Master Spas® Circuit Board MAS260 PC Board (V/N 53516).

Our online store offers free shipping on orders over $99 and this MAS260 Legend Series™ spa circuit board replacement part is no exception — order yours today!

If you think of your spa's pumps, lights, blowers, and other features as members of an orchestra, the circuit board would be the conductor. Master Spa Parts is here to bring back harmony to your Master Spas® hot tub with our Circuit Board MAS100 PC Board (V/N 53065).

Having a fully functional circuit board is essential, overpaying for your board isn't. That's why Master Spa Parts keeps our rates low so you can affordably replace a MAS100 circuit board — and don’t forget fast, free shipping to the Lower 48!

The 2 Inch Diverter Handle - Black by Master Spas is a replacement for your home spa’s original water diverter valve handle. This piece is the lever that allows you to switch your water diverter valve off and on. Keeping your water diverter valves in good condition is important, as they allow you to control water flow in your spa.

When a spa's printed circuit board (PCB) fails it can mean the lights, pumps, safety shut-offs, filtering systems, or all of the above will not function as expected. With products such as the MS1700 Circuit Board V/N: 56157 and others for Michael Phelps swim spas, Master Spa Parts can have your spa up and running in no time.

Customers in the Lower 48 can also take advantage of our quick, complimentary shipping offer on this MS1700 circuit board replacement and others $99 and over.