Pentair MMX Thermal Cutoff | 75173 Fire Pit Grate Ideal for professional pool service

Ideal for professional pool service and pool equipment repair

Napoleon GD64 direct vent gas fireplace models

or relay center

Inspect sealing surfaces to prevent leaks during replacement

The Napoleon ZAX36CH Charcoal Zen Fireplace Front gives compatible 36-inch Napoleon gas fireplaces a sleek

Pentair MMX Thermal Cutoff | 75173 Fire Pit Grate Ideal for professional pool serviceWhat This Part Is Used For Pentair 075173 Thermal Cutoff MMX is a replacement thermal cutoff device for compatible Pentair MMX heater systems. It provides temperature based safety shutdown protection. Why This Part Matters A failed thermal cutoff can prevent safe heater operation. Replacing it restores overheat protection and system reliability. Proper safety controls help protect heater components from damage. Key Features and Specifications