Updated: 06 Oct 2025

10 Best sensors pentair 42001 0053s replacement thermistor 2pack 12 months of 2025

Updated: 06 Oct 2025

#1

Best Choice

Pool Heater Repair Kit Includes Stack Flue Sensor, Thermistor & Switch for Pentair MasterTemp & Max-E-Therm Pool Heaters Replace# 42002-0024S, 42001-0053S, 42001-0060S, 42002-0025S, 42001-0063S

9.8

GEATaaT

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【Replace Part Number】42002-0024S Stack Flue Sensor Replacement, 42001-0053S Thermistor Sensor Replacement, 42001-0060S (3902) Pressure Switch Replacement, 42002-0025S Gas Shutoff Switch 140°F Replacement, 42001-0063S High Limit Switch 135°F Replacement

【High Quality】Made of high quality materials, high reliability and durability, providing the perfect heating experience for your pool or spa.

【Compatibility】Pool Heater Repair Kit Compatible with Pentair Master Temp & Max E Therm Pool Heaters
#2

Best Value

Pool Heater Repair Kit Fit for Pentair MasterTemp & Max-E-Therm Includes Replacement Parts 42002-0024S Stack Flue Sensor 42001-0063S Thermistor 42002-0025S 42001-0060S 42001-0053S

9.6

Forcitory

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Replacement for: 42002-0024S, 42001-0053S, 42001-0060S (3902), 42002-0025S, 42001-0063S

Fit for: This pool heater repair kit features a switch, stack flue sensor, and thermistor, ensuring compatible with both Pentair MasterTemp and Max E Therm series pool heaters

Crafted from high-grade stainless steel and corrosion-resistant materials, the kit withstands high-temperature, high-pressure environments and harsh pool conditions. Precision engineering ensures accurate temperature readings, rapid response to environmental changes, and consistent efficiency for safer, reliable operation
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#3

Pentair 42001-0053S Replacement Thermistor Sensor 12 Month Warranty

9.3

Wholesale Sensors

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PRECISE WATER TEMPERATURE MONITORING – Designed to provide accurate temperature readings, ensuring efficient operation of compatible pool and spa heating systems. This sensor helps maintain consistent water temperature, preventing fluctuations that can impact performance. It seamlessly integrates with select Pentair models, offering a reliable solution for maintaining optimal water conditions for a comfortable swimming or spa experience.

HIGH-QUALITY, CORROSION-RESISTANT MATERIALS – Built with durable stainless steel and corrosion-resistant components, this sensor withstands exposure to pool and spa conditions. It operates effectively within a temperature range of -20°C to 80°C, ensuring dependable performance over time. The high-quality materials help extend the lifespan of heating systems by providing consistent temperature readings, reducing wear on essential components.

COMPATIBLE REPLACEMENT PART – Engineered for select Pentair pool and spa heaters, this thermistor sensor matches the specifications of the original part for a secure and proper fit. Designed for easy integration, it eliminates the need for modifications during installation. Its compact size and precise dimensions allow for seamless compatibility, ensuring the heater continues to function as intended without unnecessary adjustments.
#4

Wholesale Sensors Pentair 42001-0053S Replacement Thermistor (2pack) 12 Month Warranty

9.2

Wholesale Sensors

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USA Manufacturer - Creating Jobs in the US

High-Quality Replacement for Pentair 42002-0053S Thermistor for Pool & Spa Heater Electrical Systems

12-Month Warranty
#5

COSVMUF 42001-0053S Heater Thermistor Replacement for Pentair Sta-Rite MasterTemp & Max-E-Therm SR/SRA Series - Stainless Steel Temperature Sensor - Pool & Spa Heater Electrical Repair Part

9.1

COSVMUF

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【Compatible】42001-0053S Thermistor Compatible with most Pentair Sta-Rite Max-E-Therm 200, 333, 400 heaters and pool spa heaters electrical system, Also fit for Pentair MasterTemp 250, 300, 400 (Natural Gas and Propane) heater and pool and spa heaters electrical system

PRIME QUALITY: Made of stainless steel, rust free material, easy to install and sturdy to use. Operating temperature from -20°C to 80°C

DIRECT REPLACEMENT: Replaces Part No. 42001-0053S.
#6

Pentair 42001-0053S Replacement Thermistor Temperature Sensor | Made in The USA | Easy to Install Spa & Pool Heater Replacement Parts | Water Sensors Temp for Effecient Heating | 24-Month Warranty

8.9

Wholesale Sensors

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PRECISE WATER TEMPERATURE MONITORING – Designed to provide accurate temperature readings, ensuring efficient operation of compatible pool and spa heating systems. This sensor helps maintain consistent water temperature, preventing fluctuations that can impact performance. It seamlessly integrates with select Pentair models, offering a reliable solution for maintaining optimal water conditions for a comfortable swimming or spa experience.

HIGH-QUALITY, CORROSION-RESISTANT MATERIALS – Built with durable stainless steel and corrosion-resistant components, this sensor withstands exposure to pool and spa conditions. It operates effectively within a temperature range of -20°C to 80°C, ensuring dependable performance over time. The high-quality materials help extend the lifespan of heating systems by providing consistent temperature readings, reducing wear on essential components.

COMPATIBLE REPLACEMENT PART – Engineered for select Pentair pool and spa heaters, this thermistor sensor matches the specifications of the original part for a secure and proper fit. Designed for easy integration, it eliminates the need for modifications during installation. Its compact size and precise dimensions allow for seamless compatibility, ensuring the heater continues to function as intended without unnecessary adjustments.
#7

GaofeiLTF Stack Flue Sensor 42002-0024S High Limit Switch 42001-0063S Heater Thermistor 42001-0053S Pool Heater Repair Kit Fit for Pentair Pool and Spa Heaters

8.6

GaofeiLTF

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FUNCTION 2: 42001-0053S heater thermistor can operate temperatures from -20°C to 80°C

FUNCTION 1: 42002-0024S stack flue sensor prevents the flue gas output from exceeding 500 degrees F

FITMENT: Pool heater repair kit compatible with Pentair Sta-Rite, MasterTemp, Max-E-Therm pool and spa heaters electrical systems
#8

Thaekuns 42001-0063S High Limit Switch 42002-0024S Stack Flue Sensor 42001-0053S Heater Thermistor Kit for Pentair MasterTemp & Max-E-Therm Pool/Spa Heaters

8.5

Thaekuns

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Universal Compatibility: This complete replacement kit includes the 42001-0053S Heater Thermistor, 42001-0063S High Limit Switch, and 42002-0024S Stack Flue Sensor, all designed to be compatible with a wide range of pool and spa heaters, including Pentair Sta-Rite Max-E-Therm and MasterTemp series

Premium Quality Materials: Made from durable stainless steel, our products are rust-resistant and built to withstand harsh conditions. Rigorously tested by the manufacturer, these components are not only resistant to damage but also boast a longer service life, providing reliable performance over time

Enhanced Safety & Performance: The heater thermistor operates within -20°C to 80°C, accurately detecting water temperature to maintain optimal heating conditions. The high limit switch automatically shuts off the heat when water exceeds 135°F to prevent overheating, while the flue sensor monitors exhaust gases, preventing flue temperatures from exceeding 500°F, ensuring safe operation
#9

RURBRIN 42001-0053S Heater Thermistor Replacement for Pentair Sta-Rite, MasterTemp, Max-E-Therm Pool and SPA Heaters Electrical Systems (3PC)

8.4

RURBRIN

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【Product Function】 The 42001-0053s Thermister is used to detect the temperature of the pool water entering the heater. make sure the life of your Pentair pool and spa electrical systems by replacing worn-out thermistors promptly. It is a universal replacement for 42001-0053S Heater Thermistor

【Package】3 pieces of 42001-0053S Heater Thermistor

【Compatible】42001-0053S Thermistor Compatible with most Pentair Sta-Rite Max-E-Therm 200, 333, 400 heaters and pool spa heaters electrical system, Also fit for Pentair MasterTemp 250, 300, 400 (Natural Gas and Propane) heater and pool and spa heaters electrical system
#10

Screw Man 42002-0024S Stack Flue Sensor & 42001-0053S Thermistor & 42001-0063S High Limit Switch, for Pentair MasterTemp, Sta-Rite, Max-E-Therm SR200 SR333 SR400 Pool & SPA Heater Electrical Systems

8.3

Screw Man

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Pool Heater Repair Kit: compatible with Pentair Sta-Rite, MasterTemp, Max-E-Therm pool and spa heaters electrical systems.

42002-0024S Stack Flue Sensor：The Stack Flue Sensor prevents the flue gas output from exceeding 500 degrees F, operating temperature from -20°C to 105°C, and fix typical error codes E-02, E-05 and E-06.

42001-0053S Heater Thermistor:Made of stainless steel, rust free material, easy to install and sturdy to use. Operating temperature from -20°C to 80°C.

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10 Best sensors pentair 42001 0053s replacement thermistor 2pack 12 months of 2025

Pool Heater Repair Kit Includes Stack Flue Sensor, Thermistor & Switch for Pentair MasterTemp & Max-E-Therm Pool Heaters Replace# 42002-0024S, 42001-0053S, 42001-0060S, 42002-0025S, 42001-0063S

9.8

Main highlights

Pool Heater Repair Kit Fit for Pentair MasterTemp & Max-E-Therm Includes Replacement Parts 42002-0024S Stack Flue Sensor 42001-0063S Thermistor 42002-0025S 42001-0060S 42001-0053S

9.6

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Pentair 42001-0053S Replacement Thermistor Sensor 12 Month Warranty

9.3

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Wholesale Sensors Pentair 42001-0053S Replacement Thermistor (2pack) 12 Month Warranty

9.2

Main highlights

COSVMUF 42001-0053S Heater Thermistor Replacement for Pentair Sta-Rite MasterTemp & Max-E-Therm SR/SRA Series - Stainless Steel Temperature Sensor - Pool & Spa Heater Electrical Repair Part

9.1

Main highlights

Pentair 42001-0053S Replacement Thermistor Temperature Sensor | Made in The USA | Easy to Install Spa & Pool Heater Replacement Parts | Water Sensors Temp for Effecient Heating | 24-Month Warranty

8.9

Main highlights

GaofeiLTF Stack Flue Sensor 42002-0024S High Limit Switch 42001-0063S Heater Thermistor 42001-0053S Pool Heater Repair Kit Fit for Pentair Pool and Spa Heaters

8.6

Main highlights

Thaekuns 42001-0063S High Limit Switch 42002-0024S Stack Flue Sensor 42001-0053S Heater Thermistor Kit for Pentair MasterTemp & Max-E-Therm Pool/Spa Heaters

8.5

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RURBRIN 42001-0053S Heater Thermistor Replacement for Pentair Sta-Rite, MasterTemp, Max-E-Therm Pool and SPA Heaters Electrical Systems (3PC)

8.4

Main highlights

Screw Man 42002-0024S Stack Flue Sensor & 42001-0053S Thermistor & 42001-0063S High Limit Switch, for Pentair MasterTemp, Sta-Rite, Max-E-Therm SR200 SR333 SR400 Pool & SPA Heater Electrical Systems

8.3

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