Thermal Regulator Compatible with Pentair Mastertemp and Starite Pool Heater 38000-0007S - Temp Regulator Compatible with Pentair Master Temp Parts and Sta Rite Low Nox Parts

["【Precise Operation, Optimized Efficiency】: The thermal regulator automatically opens at approximately 130°F (54°C), precisely directing water flow to ensure efficient heat exchange. This directly improves heating performance and water temperature stability.","【Wide Compatibility】: Compatible with the Pentair MasterTemp 125/200/300/400 (including HD models), SR200NA, SR333NA series, and corresponding Sta Rite Low Nox heaters.","【High Quality】: Manufactured to original equipment standards, ensuring high-temperature resistance, corrosion resistance, and long-lasting, reliable performance to extend your heater's overall lifespan.","【Easy Installation & Maintenance】: The kit includes a dedicated securing clip for simple replacement. Its location between the inlet and outlet connections on the water manifold allows for quick identification and service."]