Spas and hot tubs that operate with a failing circuit board put the whole works (and your safety) at risk. We can help bring back the enjoyment of your spa — order this MS501S circuit board replacement and receive free shipping to all addresses in the "Lower 48".
Cooper Heater Strap. This is the shorter style of the 3 we have in stock (SKU #: 300016, SKU #: 300390). Copper construction provides easily installation for connecting your spa heater to the PC Board.