Pentair UltraTemp Defrost Sensor Probe Thermistor (473665Z) unitedspas Supports cleaner and more dependable

Supports cleaner and more dependable deck or gutter drainage

This part is useful when the original piece has become worn

A panel mount circuit breaker helps protect a compatible electrical circuit from overload conditions while remaining resettable for continued service

A replacement filter cartridge helps remove suspended debris so the circulation system can continue supporting cleaner water

Pentair UltraTemp Defrost Sensor Probe Thermistor (473665Z) unitedspas Supports cleaner and more dependableThis defrost sensor probe thermistor is used in compatible Pentair UltraTemp heat pumps to monitor temperature conditions related to defrost control. Accurate sensor feedback helps the system determine when frost management is needed and supports proper heat pump operation in cooler or humid conditions. A failed or inaccurate thermistor can contribute to error codes, poor heating performance, or improper defrost behavior. Replacing the sensor is a