Pentair MasterTemp/Max-E-Therm Thermal Regulator Kit (77707-0010) littlegiant because even a well-running motor

because even a well-running motor cannot make up for a seal that has lost its ability to protect the assembly

This type of part is especially useful during heater or control-system maintenance where the existing flow switch has failed and the replacement needs to remain aligned with the original equipment family

Designed for pool and spa plumbing service applications

and 25 amp rating

Pentair MasterTemp/Max-E-Therm Thermal Regulator Kit (77707-0010) littlegiant because even a well-running motorFor service work on Pentair pool equipment, choosing the exact replacement part helps reduce callbacks and installation delays. This MasterTemp and Max E Therm Thermal Regulator Kit is regulates internal heater water temperature flow behavior to help protect the heat exchanger and maintain proper heater operation. When this component sticks, weakens, or fails, symptoms can include overheating, cycling, reduced efficiency, or temperature related