Sta-Rite Max-E-Therm & MasterTemp High Limit Switch
Best safety upgrade for pool owners maintaining their own heating systems.
This essential safety sensor is the difference between a minor maintenance fix and a catastrophic heater failure. While it’s a small, unglamorous component, choosing the genuine OEM version ensures your system shuts down exactly when it should, protecting your equipment from costly overheating damage.
$70.99
at
PoolZoom
Who it's for
- Pool owners prioritizing heater safety and equipment longevity
- DIYers needing guaranteed compatibility with existing heater systems
- Budget-conscious owners avoiding expensive heat exchanger repairs
Who should skip it
- Users requiring immediate, uninterrupted pool heating
- Novice owners uncomfortable using diagnostic tools for repairs
- Owners frustrated by intermittent, false heater shutdowns
Performance breakdown
OEM Compatibility
Guaranteed fit eliminates guesswork and ensures seamless integration with existing systems.
Safety Reliability
Critical thermal cutoff prevents catastrophic heater failure and protects expensive equipment.
Installation Simplicity
Straightforward design allows for quick, hassle-free replacement by most homeowners.
Build Durability
Rugged construction withstands the harsh, corrosive environment of pool plumbing systems.
Operational Precision
Maintains exact temperature thresholds for consistent, reliable pool heating performance.
System Longevity
Using genuine parts significantly extends the overall lifespan of your heater.
Key Specs
Manufacturer Part Number
42001-0063S
Compatible Models
Sta-Rite Max-E-Therm SR-200, SR-333, SR-400
Know before you buy
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Ask Metto anything about the Sta-Rite Max-E-Therm & MasterTemp High Limit Switch before you decide.
