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The Volt Spa Vac is your ultimate handheld solution for effortless spa and hot tub cleaning. Cordless, portable, and powerful, it keeps your water pristine with up to 40 minutes of convenient, hassle-free operation.

Replacing fuses in your spa’s PC board is often a simple, straightforward solution to various problems that might arise with your spa or its features. The 20 Amp Power Input Fuse is a small piece in your spa’s PC board that allows your spa’s pumps to operate. Replacing this fuse allows you to continue to enjoy your spa and its features.

1 inch SxS Ball Valve

MS300 AVU Control Pack with 4kW 825 Heater. This is for a 1 pump set up. 

Clarity Overlay

Master Spa Parts offers an OEM 4-button decal for Down East Spas’ legacy models (1999-2003). Since the Down East 4-Button Overlay product is manufactured by Down East Spas, you can expect spectacular results when replacing your original adhesive controller overlay. Plus, a vast majority of Master Spa Parts products ship out within 24 hours of receiving your order!

SpaBoss Spa Clear is the quick way to restore clarity and diamond-like brilliance to your spa or hot tub. Clear water makes hot tubs more enjoyable, so use a reliable product to keep it sparkling.

SpaBoss Cal-Rise is the easiest way to increase calcium hardness levels in your hot tub water. Protect your spa or hot tub and the many working parts within the plumbing and heating system by keeping the water chemistry correctly balanced at all times.

Master Spa Parts makes it easy to replace your Legend® Series controller adhesive overlay for your 2014 or 2015 Michael Phelps hot tub. Not only are these attractive and created by the same manufacturer that crafted your original Michael Phelps Legend® Series Overlay, but they are offered at Master Spa Parts’ low, everyday prices. Plus, we ship out most orders within 24 hours!

The Master Diverter Valve Handle is a genuine oem replacement part for your Master Spas hot tub. Diverter valves are made to redirect the water from your spa into different directions, as well as fully (or partially) shutting off your hot tub water flow. This specific diverter valve has a 2”inch handle and has an all over width of 4.5” inches.

If you have the know-how, restoring your spa's jet pumps, lights, high-limit sensors, blowers, and other essential features with a new circuit board can be a piece of cake. When you purchase your Master Spas® MS 5100S Circuit Board V/N: 56122 from Master Spa Parts, you can expect a quality replacement board and terrific savings.

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.