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The 2 inch Standard Pump Union is a standard pump union used for complete assembly of your replacement pump. Should fit any 2 inch end on most pumps.

Temperature Sensor Mount. Used in older style Master Spas to secure the flow sensor to the spa. A new mount should always be installed when you are replacing your spa sensor unit.

This mount should fit with most sensors.

The 1.5 inch standard pump union is a universal pump union used for complete assembly of your replacement pump. Should fit any 1.5 inch end on most pumps.

You need this to fully assemble your pump.

The Master Spas Freeze Plug Kit contains a plug set that works on most spa pumps. This can be loosened to drain any trapped fluid within your pump. Replacing a broken pump ? Make sure to get new freeze plugs as well.

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

If a spa repair technician has said you have a broken circuit board, you may wonder what it means. Well, a circuit board controls the most basic functions of your spa, including the jet pumps, heating regulation system, as well as lighting and automatic shut-off safety switches.

As a company geared towards delivering the best in prices, products, and services, Master Spa Parts is proud to offer the MS5000 PC Board (V/N 54492; starting S/N and many other Master Spas® parts in our store.

If you're in the Lower 48, this Circuit board for MS5000 will qualify for free shipping — order yours today!

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.

A circuit board that's failed can put an end to your evenings of relaxation. We can help you bring back the good times with this Down East Spas and Master Spas® Circuit Board MAS425 PC Board (V/N 52364). Plus, you’ll spend much less than you would typically from your local repair shop! To make the offer even more attractive, our MAS425 replacement circuit board comes with free shipping to most United States locations (excluding Alaska and Hawaii).

Spa Marvel Cleanser 8oz

Many essential functions of your spa, such as the lights, blowers, safety shut-off, and other critical elements are all dependent on your circuit board running correctly. If yours has failed, we're here to help. Get your hot tub back up and running with this PCB, SUV MAS260 (pre-2005) (v/n 52532), an OEM part from Master Spas®.

Replace your hot tub circuit board with this MAS260 PC board and get complimentary postage to all locations in the Lower 48.

12V Power Supply for amplifiers. This 12V High Power DC Power Supply from Mean Well Electronics is an excellent source for your amplifiers allowing you to continue to enjoy sounds as you lounge in your spa/hot tub.

Free shipping for items over $99 for customers in the contiguous 48 states !

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.