The Best 42001-0053S of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 42001-0053S of 2022. Check our ranking below.

2,511 Reviews Scanned

Rank No. #1

Funmit 42001-0053S Heater Thermistor Stainless Steel Replacement Part for Pentair Sta-Rite MasterTemp Max-E-Therm Pool and Spa Heater Elecrical System

UNIVERSAL COMPATIBILITY: 42001-0053S Heater Thermistor Replacement for Pentair Sta-Rite, MasterTemp, Max-E-Therm pool and spa heaters electrical systems
DIRECT REPLACEMENT: Replaces Part No. 42001-0053S. Please double check part # before you buy
PRIME QUALITY: Made of stainless steel, rust free material, easy to install and sturdy to use. Operating temperature from -20°C to 80°C
EASY INSTALLATION: Find a video from Youtube, just take a few minute to replace following the video. Make sure the power is shut off before replacement, and wear work gloves to protect your hands
SHOP WITH CONFIDENCE: Funmit adhere to provide all customers with a simple, streamlined shopping experience of large appliance replacement parts, and prove that we have the highest quality parts and service out there. We stand by our products, and our customers are our focus as a business. If you have any quality problem, please contact Funmit customer service team in time, and we will try our best to solve your problems

SaleRank No. #2

Pentair 42001-0053S Replacement Thermistor Sensor | Spa & Pool Heater Replacement Parts for Quick & Easy Installation | Water Temp Sensor Ensures Accuracy | 12-Month Warranty & USA Support

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.
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.
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.
SIMPLE INSTALLATION PROCESS – Designed for quick and hassle-free installation, this thermistor sensor allows users to replace worn or damaged sensors without specialized tools. Simply remove the old part and install the new sensor to restore accurate temperature readings. With its secure fit and straightforward installation, it helps maintain the performance of compatible pool and spa heaters with minimal maintenance effort.
MANUFACTURER SUPPORT & WARRANTY – Backed by a 12-month warranty and customer support from a trusted supplier. This replacement sensor meets industry standards for quality and reliability, offering peace of mind when maintaining pool or spa heating systems. With a focus on high-quality materials and precision engineering, it ensures accurate temperature readings and dependable performance for long-term use in various heating applications.

Rank No. #3

Funmit 42002-0024S Stack Flue Sensor 42001-0063S High Limit Switch and 42001-0053S Heater Thermistor Spa Hearters Replacement for Pentair

𝗨𝗡𝗜𝗩𝗘𝗥𝗦𝗔𝗟 𝗖𝗢𝗠𝗣𝗔𝗧𝗜𝗕𝗜𝗟𝗜𝗧𝗬 - 42001-0053S Heater Thermistor & 42001-0063S High Limit Switch & 42002-0024S Stack Flue Sensor Replacement compatible with Pentair Sta-Rite, MasterTemp, Max-E-Therm pool and spa heaters electrical systems
𝗣𝗥𝗘𝗠𝗜𝗨𝗠 𝗤𝗨𝗔𝗟𝗜𝗧𝗬 - Our products are made of stainless steel, rust free material, easy to install and sturdy to use. The Stack Flue Sensor prevents the flue gas output from exceeding 500 degrees F, 42001-0053S can operate temperature from -20°C to 80°C. Also 42001-0063S sensor detects when water temperature exceeds safe level and automatically opens heat exchanger outlet
𝗘𝗔𝗦𝗬 𝗜𝗡𝗦𝗧𝗔𝗟𝗟𝗔𝗧𝗜𝗢𝗡 & 𝗦𝗔𝗩𝗘 𝗠𝗢𝗡𝗘𝗬 - Find a video from Youtube, just take a few minute to replace following the video. Make sure the power is shut off before replacement, and wear work gloves to protect your hands.Save yourself from the high prices of the pool store or an expensive repair call
𝗣𝗔𝗖𝗞𝗔𝗚𝗘 𝗜𝗡𝗖𝗟𝗨𝗘𝗗𝗦 - 1pc*42001-0063S 1pc*42001-0053S 1pc*42002-0024S
𝗦𝗛𝗢𝗣 𝗪𝗜𝗧𝗛 𝗖𝗢𝗡𝗙𝗜𝗗𝗘𝗡𝗖𝗘 - Funmit adhere to provide all customers with a simple, streamlined shopping experience of large appliance replacement parts, and prove that we have the highest quality parts and service out there. We stand by our products, and our customers are our focus as a business. If you have any quality problem, please contact Funmit customer service team in time, and we will try our best to solve your problems

Rank No. #4

Pentair Thermistor for Max-E-Therm-MasterTemp 42001-0053S

Thermistor
Works with Sta-Rite Max-E-Therm Pool Heaters

Rank No. #5

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

【Compatibility】Pool Heater Repair Kit Compatible with Pentair Master Temp & Max E Therm Pool Heaters
【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.
【Easy Installation】Includes all accessories for installation. Watching the video on YouTube will help you to complete the installation faster
【Perfect Service】Friendly return policy and customer service. If you have any questions, please contact us by email, we will reply you within 24 hour.

Rank No. #6

2025 New 42001-0053S Heater Thermistor Stainless Steel Replacement by Puxyblue Fit for Pentair Sta-Rite MasterTemp Max-E-Therm Pool and Spa Heater Elecrical System - 2 Year Warranty

𝐑𝐢𝐬𝐤-𝐅𝐫𝐞𝐞 𝐆𝐮𝐚𝐫𝐚𝐧𝐭𝐞𝐞 >>>𝐁𝐚𝐜𝐤𝐞𝐝 𝐛𝐲 𝟐-𝐲𝐞𝐚𝐫𝐬 𝐰𝐚𝐫𝐫𝐚𝐧𝐭𝐲 𝐟𝐨𝐫 𝐚𝐝𝐝𝐞𝐝 𝐩𝐞𝐚𝐜𝐞 𝐨𝐟 𝐦𝐢𝐧𝐝（𝐬𝐮𝐩𝐩𝐨𝐫𝐭 𝐫𝐞𝐭𝐮𝐫𝐧/𝐞𝐱𝐜𝐡𝐚𝐧𝐠𝐞）If you have any problems during guarantee period, please feel free to contact us via YOUR ORDER/ EMAIL / QA, We will reply to you within 24 hours. For whatever reason you are not satisfied, you can request 𝗮 𝗿𝗲𝗽𝗹𝗮𝗰𝗲𝗺𝗲𝗻𝘁 𝗼𝗿 𝗮 𝗿𝗲𝗳𝘂𝗻𝗱
𝐃𝐢𝐫𝐞𝐜𝐭𝐥𝐲 𝐅𝐢𝐭 𝐏𝐞𝐧𝐭𝐚𝐢𝐫 𝐌𝐨𝐝𝐞𝐥𝐬 >>> For indoor or outdoor installations on pools and spas.Perfect replacement part for Pentair MasterTemp (250, 300, 400 Natural Gas and Propane), Pentair Sta-Rite Max-E-Therm (200, 333, 400 Natural Gas and Propane) pool and spa heaters electrical systems. Replaces Parts: 42001-0063S, STA-151-6255,42002-0025S, 42001-0064S, HMXHLI2932, HAXHLI1930. The 42001-0053s thermistor features a standardized design that seamlessly ADAPTS to a wide range of Pool and Spa heaters. Whether it's replacing old parts or installing new equipment, it works seamlessly with your system
𝐄𝐱𝐜𝐞𝐥𝐥𝐞𝐧𝐭 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥 >>> The quality stainless steel housing is durable and resistant to oxidation and corrosion. Which is critical for pool equipment exposed to water and chemicals. Protective sealing coating is sprayed on the outside so that water cannot penetrate inside the sensor to ensure high quality and reliability. NOTE! 42001-0053S pentair thermistor operate in the temperature range of -20°c to 80°C. Fixs the following problems: pentair pool heater stopped running / Control panel showed "HLS" / Sensor's teeth rusted
𝐏𝐫𝐨𝐝𝐮𝐜𝐭 𝐇𝐢𝐠𝐡𝐥𝐢𝐠𝐡𝐭𝐬 >>> The pentair mastertemp 400 parts is used to detect the temperature of the pool water entering the heater. The pentair mastertemp 400 thermistor have high accuracy in temperature measurement and can respond quickly to temperature changes. Crafted with precision, our thermistor temperature sensor is designed to seamlessly replace the pentair 42001-0053s thermistor, ensuring your heater maintains optimal performance. Made with durable materials to withstand the demanding conditions of pool and spa environments, ensuring a long service life
𝐄𝐧𝐬𝐮𝐫𝐞 𝐏𝐫𝐨𝐩𝐞𝐫 𝐈𝐧𝐬𝐭𝐚𝐥𝐥𝐚𝐭𝐢𝐨𝐧 >>> You can use a 7/8” deep socket wrench to instaill. Before installing pentair temperature sensor, discharge the capacitors in the device by ensuring that the power supply to the device is completely disconnected.Just unscrew the old water heater thermal switch and screw in the new one plus connect the two plug in wires once the new one is screwed in. Heater read the right temperature and fired right up.Avoid excessive force to prevent damage to components.Check the thermistor and its connections to ensure that all connections are secure and not loose

SaleRank No. #7

Romalon Upgraded 42001-0053S Heater Thermistor Stainless Steel Fit for Pen-tair Sta-Rite Master-Temp Max-E-Therm Pool and Spa Heater Elecrical System

【PART NUMBER】 42001-0053S Thermistor Replacement for Pentair Sta-Rite Max-E-Therm & MasterTemp pool and spa heaters electrical system
【Product Specification】42001-0053S Heater Thermistor—Operate in the temperature range of -20°c to 80°C, and detect the temperature of the pool water to keep the water temperature in an ideal state
【Product Specification】42001-0053S Heater Thermistor—Operate in the temperature range of -20°c to 80°C, and detect the temperature of the pool water to keep the water temperature in an ideal state
【Easy To Install】The installation is very convenient and can be completed in just a few minutes.You can also find relevant videos from Youtube to help you complete the installation faster and more accurately.[NOTE]-Make sure the power is turned off before replacing and wear work gloves to protect your hands!
【BUY WITH CONFIDENCE】 For any reason you're not completely satisfied, you can ask for a replacement. If you are not sure whether this dryer heating element kit correctly fit your appliance, please feel free to contact us or ask a question through Amazon!

SaleRank No. #8

Romalon Upgraded 42001-0053S Heater Thermistor Stainless Steel Replacement Fit for Pen-tair Sta-Rite Master-Temp Max-E-Therm Pool and Spa Heater Elecrical System —3 Pack

【Package Included】3 PACK 42001-0053S Thermistor pool and spa heaters for 200 thermistor , better replaces Pen-tair Sta-Rite, Master-Temp, Max-E-Therm pool and spa heater electrical systems
【ACCURATE Water Temperature Monitoring】42001-0053s heater thermistor operates in the temperature range of -20°c to 80°c, detects the temperature of the pool water, provides more accurate temperature readings, and ensures the efficient operation of the swimming pool and spa heating system to keep the water temperature in an ideal state
【High Quality】Using high-quality stainless steel and CORROSION-RESISTANT components, it can be exposed to water for a long time and is not easy to rust and damage, ensuring long-term reliable performance. High-quality materials extend the service life of the heating system and reduce wear on basic components by providing more accurate temperature readings
【Easy To Install】The installation is very convenient and can be completed in just a few minutes.You can also find relevant videos from Youtube to help you complete the installation faster and more accurately.[NOTE]-Make sure the power is turned off before replacing and wear work gloves to protect your hands!
【BUY WITH CONFIDENCE】 For any reason you're not completely satisfied, you can ask for a replacement. If you are not sure whether this dryer heating element kit correctly fit your appliance, please feel free to contact us or ask a question through Amazon!

Rank No. #9

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

✅High limit switch & stack flue sensor & thermistor compatible with Pentair Sta-Rite, MasterTemp, Max-E-Therm pool and spa heaters electrical systems.
✅①42001-0053S Thermistor: Replacement for Pentair Sta-Rite Max-E-Therm & MasterTemp pool and spa heaters electrical system. ②42001-0063S High Limit Switch: Fits Pentair Sta-Rite Max-E-Therm Pool And Spa Heaters Electrical System. ③42002-0024S Stack Flue Sensor: Compatible with Pentair MasterTemp pool and spa heater electrical systems.
✅Find videos on YouTube and just spend a few minutes replacing them. Before replacement, ensure that the power is turned off and wear work gloves to protect your hands.
✅High limit switch & stack flue sensor & thermistor made of stainless steel, it is not easy to rust, has undergone strict testing by the manufacturer, is not easily damaged, and has a longer service life.
✅GOMADEIT provides free return and exchange service for life, please contact GOMADEIT by email.

Rank No. #10

Romalon 42002-0024S Stack Flue Sensor 42001-0053S Heater Thermistor 42001-0063S Electrical System High Limit Switch Compatible with Pen-tair Pool and Spa Heaters Replacement

【Package Inclueds】 1*42001-0053S Heater Thermistor, 1*42001-0063S Electrical System High Limit Switch, 1*42002-0024S Stack Flue Sensor.Our products are made of stainless steel, which is not easy to rust, and have been rigorously tested by the manufacturer, are not easy to damage, and have a longer service life
【Wide Compatibility】①42001-0053S Thermistor Replacement for Pentair Sta-Rite Max-E-Therm & MasterTemp pool and spa heaters electrical system. ②42001-0063S High Limit Switch: Fits Pentair Sta-Rite Max-E-Therm Pool And Spa Heaters Electrical System. ③42002-0024S Stack Flue Sensor: Replacement for Pentair MasterTemp pool and spa heater electrical systems
【Excellent Performance】①42001-0053S Heater Thermistor—Operate in the temperature range of -20°c to 80°C, and detect the temperature of the pool water to keep the water temperature in an ideal state.② 42001-0063S High Limit Switch—Detect whether the water temperature exceeds the safe level (135°F), and automatically open the outlet of the heat converter in time. ③42002-0024S Stack Flue Sensor—Located on the exhaust elbow of the pool heater to prevent the flue gas output from exceeding 500°F
【Easy To Install】Installation is very simple, you can find the relevant video from Youtube and follow the steps in the video to install it. NOTE: Before installing the product, please disconnect the power supply and wear work gloves to protect your hands!
【After-sales Service】If you are not satisfied with the product for any reason, please feel free to contact us or ask a question through Amazon, it would be our pleasure to serve you!

Last update on 2025-04-20 / Affiliate links / Images from Amazon Product Advertising API

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The Best 42001-0053S of 2022 – Reviewed and Top Rated

How Do You Buy The Best 42001-0053S?

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