Search results for: '500s spa heater'

MS 501ZU Control Pack with 4.0 kW Heater

This is a copper jumper strap normally used with the ground wires in the spa. These are mounted on the back of the pumps connecting the ground wire. Is part of the connections from the heater to the PC Board.

This 4.0 kW heater that is easily installable so you can get back to enjoying your heated swim spa or hot tub in no time at all. 

**REMOVING THE PLUG N CLICK OR EYELET CABLE FROM THE HEATER WILL VOID THE MANUFACTURES WARRANTY**

The Spa Dragon is a patented monitoring system with thermal backup protection that prevents freeze damage caused by equipment failure. Stay worry-free in winter, with real-time alerts and automatic heating activation—no matter where you are.

The 12-inch A&B M7 Temp/High Sensor is a replacement sensor for several Spa models including the Clarity, Down East, Contractor, Freedom, Getaway, H2X Swim Spas, Healthy Living Hot Spas, Legacy Whirlpool, Legend Series Master Spas, Michael Phelps Swim Spas and Twilight Series Spas. If you don’t see your model listed, it may still work – so please give our customer service a call!

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 pressure switch in your spa controls the water pressure in your spa. The pressure switch harness is a replacement part for the original pressure switch harness that allows the pressure switch to be connected to the controls of your spa.

The sensor assembly is specifically designed to go with Down East Spas and Legend Series Master Spas (select 1996-1999 models). It is a replacement for Balboa Dual Sensor Assembly with Temperature and Hi-Limit Sensor. Compatible with all Balboa systems that use this type of sensor.

This product is a pressure switch assembly specifically designed to go with select Down East and Legend Series Master Spas. If you don’t see your model listed, it may still work – so please give our customer service a call!

Only Master Spa Parts carries the best decal for Twilight Spas’ touch panel at a price that is affordable. With beautiful graphics encased in a waterproof laminate shell, your Spa Touch Panel Overlay for Twilight Spas will return your Twilight Spas hot tub or spa’s touch panel back to its former pristine condition.

Spa Touch for Swim Spas (S/N 50601)

Designed specifically for the Legend Series Master Spas and the Michael Phelps Swim Spas starting with the 2014 model, the Temperature Sensor Mount is a replacement part that will fit the temperature sensor (SKU : 801821). If you don’t see your model listed, it may still work – so please give our customer service a call!