Hayward Thermistor FDXLTER1931
Best replacement part for maintaining precise pool heater temperature control.
This sensor is the difference between a perfectly tempered pool and a heater that just won't quit. It’s a specialized, no-nonsense fix that restores precision to your system, ensuring you aren't wasting energy on guesswork.
$74.95
Owner Satisfaction
4.3
/ 5
Category Rank
1719
/ 2970
#1719 in Pool & Spa Accessories
Price vs Category Average
-78%
Below average
Part Number
1931
/ FDXLTER
Who it's for
- Pool owners needing guaranteed system compatibility
- Heater operators requiring precise temperature control
- Maintenance professionals seeking long-term component durability
Who should skip it
- Owners with high mineral content in their pool water
- Budget-conscious shoppers looking for affordable aftermarket alternatives
- DIYers uncomfortable with advanced electrical resistance testing
Performance breakdown
Temperature Accuracy
Delivers precise readings critical for consistent pool heating performance.
OEM Compatibility
Engineered specifically for seamless integration with Universal HC heater models.
Build Reliability
Genuine Hayward construction ensures long-term durability in harsh pool environments.
Installation Simplicity
Direct replacement design makes for a straightforward, hassle-free maintenance task.
System Efficiency
Optimizes heater cycling to prevent energy waste and temperature fluctuations.
Component Longevity
Robust sensor housing withstands constant exposure to treated pool water.
Key Specs
Part Number
FDXLTER1931
Compatibility
Universal HC HDF275
Compatibility
Universal HC HDF400
Manufacturer Part Number
FDXLTER1931
Know before you buy
Still have a question?
Ask Metto anything about the Hayward Thermistor FDXLTER1931 before you decide.
