


475601 Pentair Stack Flue Sensor | Blue | For ETI 400 Gas Pool Heater
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
475601 Pentair Stack Flue Sensor | Blue | For ETI 400 Gas Pool HeaterThe genuine OEM Pentair Stack Flue Sensor 475601 serves as a critical safety device within the ETI 400 Gas Heater system. This sensor continuously tracks the temperature inside the stack flue, verifying that the heater stays within safe operational limits at all times. Blue color coded wiring simplifies identification during setup and routine service inspections. Engineered for consistent, long term reliability, this sensor plays a key role in
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Your 475601 Pentair Stack Flue Sensor | Blue | For ETI 400 Gas Pool Heater orders ship within 1-2 business days.
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- Fast: 2-3 business days
- Express: 1-2 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.9 ★★★★★
Based on 1395 reviews
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Product Reviews
★★★★★ 5
Great purchase
Size: Accord 2018-22 1.5L Gas
Fit my 2018 Honda Accord as stated. Easy to install. Saved $50 doing it myself.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 7, 2026
★★★★★ 5
Top quality
Size: Accord 2018-22 1.5L Gas
Perfect replacement
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 7, 2026
★★★★★ 5
Producto super bueno
Size: Accord 2018-22 1.5L Gas
Un producto super bueno ,recomendado 100%
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 27, 2025
★★★★★ 5
Works great
Size: Accord 2018-22 1.5L Gas
Fast and great quality
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Reviewed in the United States on September 9, 2025
★★★★★ 5
Fit perfect for our car
Size: Accord 2018-22 1.5L Gas
Fast delivery and perfect fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 5, 2025