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The OEM Pentair Thermistor Defrost Sensor Probe 473665 is a critical component designed for use with Pentair ThermalFlo Titanium and UltraTemp heat pumps. This sensor plays a key role in the defrost cycle of the heat pump by monitoring the temperature and ensuring efficient defrost operations to maintain optimal performance. The probe is 53.5 inches in length and is a genuine Pentair replacement part, ensuring compatibility and reliability. This sensor helps prevent the accumulation of frost on the heat pump, which can impair its efficiency and functionality. Regular maintenance and timely replacement of this sensor are essential for the longevity and effective operation of the heat pump.
Highlights
- Critical Component: Essential for use with Pentair ThermalFlo Titanium and UltraTemp heat pumps, playing a key role in the defrost cycle to ensure efficient operation.
- Temperature Monitoring: Monitors the temperature to manage the defrost process, helping to maintain optimal performance of the heat pump.
- Length: Measures 53.5 inches, providing ample length for accurate temperature sensing and effective defrosting.
- Genuine Pentair Part: A genuine replacement part, ensuring compatibility and reliability with your Pentair heat pump system.
- Efficiency Maintenance: Helps prevent frost accumulation, which can impair heat pump efficiency and functionality, thus supporting the longevity and effective operation of the unit.
Includes
- (1) Pentair 473665 Defrost Probe
Compatibility
- Pentair UltraTemp Heat Pumps
- Pentair ThermalFlo Heat Pump Titanium
Additional Info
The OEM Pentair Thermistor Defrost Sensor Probe 473665 is built for UltraTemp and ThermalFlo Titanium heat pumps. This section explains installation, performance, and online ordering with free shipping included.
Installing the Pentair 473665 Probe
The 53.5-inch probe is easy to install inside Pentair heat pumps. With proper setup, it provides accurate readings to keep the defrost cycle operating smoothly.
How do I install the Pentair 473665 probe into my ThermalFlo heat pump?
Does the 473665 probe ship free when ordered online?
Is this probe compatible with all Pentair UltraTemp models?
What steps ensure proper installation of the thermistor sensor?
Ensuring Efficient Defrost Operation
A functioning thermistor prevents frost from building on the heat pump. Replacing with the OEM 473665 restores system efficiency and reliable performance.
Why is frost building on my Pentair UltraTemp heat pump?
Can a defective sensor stop the defrost cycle from working?
Does replacing with the 473665 improve long-term reliability?
Can I order an extra probe online to keep as a backup?
Ordering and Free Shipping Options
SOSPool.com offers the Pentair 473665 probe with fast delivery and free shipping. Customers receive a genuine Pentair sensor ready for installation.
Can I buy the Pentair 473665 defrost sensor online today with free shipping?
Is the probe always in stock for quick delivery?
Does SOSPool.com include wiring connectors with the 473665 probe?
How quickly will the probe ship after placing an order online?
Diagram

Questions & Answers
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