We've researched and tested the Best Radiator Coolant Temperature Sensors currently on the market. Monitoring your engine's temperature is vital to prevent overheating, and a radiator coolant temperature sensor can help you do just that. It's essential to consider compatibility with your vehicle, accuracy, durability, and ease of installation when selecting the best sensor. With so many options available, finding the right one can be challenging, but our research has shown that it's worth the effort. By investing in a reliable sensor and regularly checking your engine's temperature, you can quickly detect issues and address them before causing significant damage. Stay tuned for our top-ranking product to discover our comprehensive overview of the best sensors available.1A-Team Performance Coolant Temp Sensor Adapter. A-Team Performance Coolant Temp Sensor Adapter. View on Amazon 9.7 The A-Team Performance Coolant Temperature Sensor is a high-quality adapter that is compatible with LS1, LSX, and LS3 engines. It comes with M12 1.5 adapters that easily connect to 3/8 National Pipe Thread fittings. Made from durable materials, this adapter is rust-resistant and can withstand extreme temperatures. The A-Team Performance Coolant Temperature Sensor is perfect for those who are looking to swap out their engine and need a reliable adapter to ensure that their engine runs smoothly.Rated 9.7 based on 10 JPOST ProsCompatible with LS engines, Easy to install, Strong and durableConsMay not fit all engines2A-Team Performance Coolant Temp Sensor LS Swap A-Team Performance Coolant Temp Sensor LS Swap View on Amazon 9.6 The A-Team Performance Coolant Temperature Sensor is a must-have for anyone looking to swap their LS engine. This adapter is compatible with LS1, LSX, and LS3 engines, and converts the M12 1.5 thread to a 1/4 NPT fitting for easy installation. This sensor accurately measures the temperature of your engine coolant, ensuring optimal performance and preventing overheating. Made with high-quality materials, this product is durable and long-lasting. Get the most out of your LS engine swap with the A-Team Performance Coolant Temperature Sensor.Rated 9.6 based on 10 JPOST ProsEasy installation, Accurate temperature readings, Compatible with multiple LS enginesConsMay not fit all engines3SFY Engine Coolant Temperature Sensor Toyota Lexus SFY Engine Coolant Temperature Sensor Toyota Lexus View on Amazon 9.1 The Engine Coolant Temperature Sensor is designed to provide accurate and reliable temperature readings for your Toyota or Lexus vehicle. Made with high-quality materials and precise engineering, this sensor is a perfect fit for a range of models including the 4Runner, Avalon, Camry, Corolla, Highlander, Land Cruiser, Matrix, Rav4, Sienna, and Mazda. With easy installation and a durable design, this sensor ensures your engine is running at optimal temperature, leading to improved performance and longevity.Rated 9.1 based on 10 JPOST ProsCompatible with multiple models, Easy to install, Accurate temperature readingsConsMay not fit all vehicles4OTUAYAUTO Coolant Temperature Sensor for Jeep Dodge Ram OTUAYAUTO Coolant Temperature Sensor for Jeep Dodge Ram View on Amazon 8.9 The OTUAYAUTO Engine Coolant Temperature Sensor 5149077AB Replacement is a reliable and efficient replacement for Jeep, Dodge, and Ram vehicles. Made with high-quality materials, this sensor ensures accurate readings of engine temperature, allowing for maximum performance and preventing potential engine damage. Its easy installation and compatibility with a wide range of models make it a great choice for any Jeep or Dodge owner. Trust the OTUAYAUTO Engine Coolant Temperature Sensor to keep your vehicle running smoothly.Rated 8.9 based on 10 JPOST ProsEasy to install, Fits multiple vehicle models, High-quality replacement partConsMay not work for all vehicle models5ACDelco GM OE Engine Coolant Temp Sensor ACDelco GM OE Engine Coolant Temp Sensor View on Amazon 8.7 The ACDelco GM Original Equipment 213-4688 Engine Coolant Temperature Sensor is a top-of-the-line product that accurately measures the engine's temperature. The sensor is designed to fit perfectly and function flawlessly in GM vehicles. Made with high-quality materials, this sensor is built to last and perform well under extreme conditions. This product is a must-have for anyone who wants to ensure their engine is running at the optimal temperature, and it is easy to install with basic automotive knowledge.Rated 8.7 based on 10 JPOST ProsGM Original Equipment, High quality sensor, Easy to installConsMay not fit all models6OTUAYAUTO Radiator Fan Switch for Honda/Acura OTUAYAUTO Radiator Fan Switch for Honda/Acura View on Amazon 8.4 The OTUAYAUTO Radiator Coolant Fan Switch, Water Temperature Sensor 37760-P00-003 Replacement is a high-quality replacement part that is perfect for Honda and Acura vehicles ranging from 1988 to 2006. This product is easy to install and offers reliable performance. With its accurate temperature readings, it helps prevent overheating and engine damage. This switch is made of durable materials that ensure longevity and withstand harsh conditions. It is an excellent choice for those who want to maintain their vehicle's performance and save money on costly repairs.Rated 8.4 based on 10 JPOST ProsEasy to install, Compatible with many models, High-quality replacementConsMay not be OEM7YCT Coolant Temperature Sensor for Honda/Acura YCT Coolant Temperature Sensor for Honda/Acura View on Amazon 8 The Engine Water Coolant Temperature Sensor 158-0811 37870-PNA-003 37870-PLC-004 Fits Honda Civic Element Pilot Ridgeline Accord S2000 CR-V Odyssey Acura RL TSX RSX TL MDX is a must-have for any car owner looking to keep their vehicle in top condition. This sensor accurately measures the temperature of your engine's coolant, allowing you to identify potential issues before they become serious problems. It's easy to install and works with a wide range of Honda and Acura models. Trust the Engine Water Coolant Temperature Sensor to help keep your car running smoothly.Rated 8 based on 10 JPOST ProsFits multiple Honda models, High-quality sensor, Easy to installConsMay not fit all models8XtremeAmazing Radiator Coolant Fan Sensor Switch XtremeAmazing Radiator Coolant Fan Sensor Switch View on Amazon 7.8 The XtremeAmazing Engine Radiator Coolant Fan Water Temperature Sensor Switch is a must-have for any Acura, Honda, or Isuzu owner. This high-quality sensor switch helps regulate the engine's temperature by turning on the radiator fan when necessary, preventing overheating and potential engine damage. Made with durable materials, this product is easy to install and will provide reliable performance for years to come. Don't let a faulty temperature sensor switch ruin your engine, upgrade to the XtremeAmazing today.Rated 7.8 based on 10 JPOST ProsCompatible with multiple brands, Easy to install, Reliable performanceConsMay require calibration9NewYall Engine Coolant Temperature Sensor NewYall Engine Coolant Temperature Sensor View on Amazon 7.3 The NewYall Engine Coolant Temperature Temp Sensor is a high-quality replacement part for your vehicle's engine coolant system. Made from durable materials, this sensor is designed to accurately measure the temperature of your engine coolant to ensure optimal performance and prevent overheating. It is easy to install and compatible with a wide range of vehicle models, making it an ideal choice for car enthusiasts and mechanics alike. Whether you're performing routine maintenance or fixing a more serious issue, the NewYall Engine Coolant Temperature Temp Sensor is a reliable and cost-effective solution that will keep your engine running smoothly.Rated 7.3 based on 10 JPOST ProsEasy to install, Accurate temperature readings, Durable constructionConsMay not fit all vehicles10Delphi Engine Coolant Temperature Sensor TS10270-11B1 Delphi Engine Coolant Temperature Sensor TS10270-11B1 View on Amazon 7.1 The Delphi TS10270-11B1 Engine Coolant Temperature Sensor is a high-quality sensor designed to accurately measure the temperature of your engine's coolant. Made with durable materials, this sensor is built to last and withstand the harsh conditions of your engine compartment. It's easy to install and can help prevent engine damage by alerting you to any overheating issues. This sensor is a must-have for any car owner who wants to keep their engine running smoothly.Rated 7.1 based on 10 JPOST ProsAccurate temperature readings, Easy installation, Durable constructionConsCompatibility may varyFAQ
The A-Team Performance Coolant Temperature Sensor is a high-quality adapter that is compatible with LS1, LSX, and LS3 engines. It comes with M12 1.5 adapters that easily connect to 3/8 National Pipe Thread fittings. Made from durable materials, this adapter is rust-resistant and can withstand extreme temperatures. The A-Team Performance Coolant Temperature Sensor is perfect for those who are looking to swap out their engine and need a reliable adapter to ensure that their engine runs smoothly.Rated 9.7 based on 10 JPOST ProsCompatible with LS engines, Easy to install, Strong and durableConsMay not fit all engines Pressure Sensor

The A-Team Performance Coolant Temperature Sensor is a must-have for anyone looking to swap their LS engine. This adapter is compatible with LS1, LSX, and LS3 engines, and converts the M12 1.5 thread to a 1/4 NPT fitting for easy installation. This sensor accurately measures the temperature of your engine coolant, ensuring optimal performance and preventing overheating. Made with high-quality materials, this product is durable and long-lasting. Get the most out of your LS engine swap with the A-Team Performance Coolant Temperature Sensor.Rated 9.6 based on 10 JPOST ProsEasy installation, Accurate temperature readings, Compatible with multiple LS enginesConsMay not fit all engines
The Engine Coolant Temperature Sensor is designed to provide accurate and reliable temperature readings for your Toyota or Lexus vehicle. Made with high-quality materials and precise engineering, this sensor is a perfect fit for a range of models including the 4Runner, Avalon, Camry, Corolla, Highlander, Land Cruiser, Matrix, Rav4, Sienna, and Mazda. With easy installation and a durable design, this sensor ensures your engine is running at optimal temperature, leading to improved performance and longevity.Rated 9.1 based on 10 JPOST ProsCompatible with multiple models, Easy to install, Accurate temperature readingsConsMay not fit all vehicles
The OTUAYAUTO Engine Coolant Temperature Sensor 5149077AB Replacement is a reliable and efficient replacement for Jeep, Dodge, and Ram vehicles. Made with high-quality materials, this sensor ensures accurate readings of engine temperature, allowing for maximum performance and preventing potential engine damage. Its easy installation and compatibility with a wide range of models make it a great choice for any Jeep or Dodge owner. Trust the OTUAYAUTO Engine Coolant Temperature Sensor to keep your vehicle running smoothly.Rated 8.9 based on 10 JPOST ProsEasy to install, Fits multiple vehicle models, High-quality replacement partConsMay not work for all vehicle models
The ACDelco GM Original Equipment 213-4688 Engine Coolant Temperature Sensor is a top-of-the-line product that accurately measures the engine's temperature. The sensor is designed to fit perfectly and function flawlessly in GM vehicles. Made with high-quality materials, this sensor is built to last and perform well under extreme conditions. This product is a must-have for anyone who wants to ensure their engine is running at the optimal temperature, and it is easy to install with basic automotive knowledge.Rated 8.7 based on 10 JPOST ProsGM Original Equipment, High quality sensor, Easy to installConsMay not fit all models
The OTUAYAUTO Radiator Coolant Fan Switch, Water Temperature Sensor 37760-P00-003 Replacement is a high-quality replacement part that is perfect for Honda and Acura vehicles ranging from 1988 to 2006. This product is easy to install and offers reliable performance. With its accurate temperature readings, it helps prevent overheating and engine damage. This switch is made of durable materials that ensure longevity and withstand harsh conditions. It is an excellent choice for those who want to maintain their vehicle's performance and save money on costly repairs.Rated 8.4 based on 10 JPOST ProsEasy to install, Compatible with many models, High-quality replacementConsMay not be OEM
The Engine Water Coolant Temperature Sensor 158-0811 37870-PNA-003 37870-PLC-004 Fits Honda Civic Element Pilot Ridgeline Accord S2000 CR-V Odyssey Acura RL TSX RSX TL MDX is a must-have for any car owner looking to keep their vehicle in top condition. This sensor accurately measures the temperature of your engine's coolant, allowing you to identify potential issues before they become serious problems. It's easy to install and works with a wide range of Honda and Acura models. Trust the Engine Water Coolant Temperature Sensor to help keep your car running smoothly.Rated 8 based on 10 JPOST ProsFits multiple Honda models, High-quality sensor, Easy to installConsMay not fit all models
The XtremeAmazing Engine Radiator Coolant Fan Water Temperature Sensor Switch is a must-have for any Acura, Honda, or Isuzu owner. This high-quality sensor switch helps regulate the engine's temperature by turning on the radiator fan when necessary, preventing overheating and potential engine damage. Made with durable materials, this product is easy to install and will provide reliable performance for years to come. Don't let a faulty temperature sensor switch ruin your engine, upgrade to the XtremeAmazing today.Rated 7.8 based on 10 JPOST ProsCompatible with multiple brands, Easy to install, Reliable performanceConsMay require calibration
The NewYall Engine Coolant Temperature Temp Sensor is a high-quality replacement part for your vehicle's engine coolant system. Made from durable materials, this sensor is designed to accurately measure the temperature of your engine coolant to ensure optimal performance and prevent overheating. It is easy to install and compatible with a wide range of vehicle models, making it an ideal choice for car enthusiasts and mechanics alike. Whether you're performing routine maintenance or fixing a more serious issue, the NewYall Engine Coolant Temperature Temp Sensor is a reliable and cost-effective solution that will keep your engine running smoothly.Rated 7.3 based on 10 JPOST ProsEasy to install, Accurate temperature readings, Durable constructionConsMay not fit all vehicles
The Delphi TS10270-11B1 Engine Coolant Temperature Sensor is a high-quality sensor designed to accurately measure the temperature of your engine's coolant. Made with durable materials, this sensor is built to last and withstand the harsh conditions of your engine compartment. It's easy to install and can help prevent engine damage by alerting you to any overheating issues. This sensor is a must-have for any car owner who wants to keep their engine running smoothly.Rated 7.1 based on 10 JPOST ProsAccurate temperature readings, Easy installation, Durable constructionConsCompatibility may vary
Q: What is a radiator coolant temperature sensor?
A: A radiator coolant temperature sensor is a device that measures the temperature of the coolant in your car's radiator. It helps your car's computer determine when to turn on the cooling fan and when to adjust the fuel-to-air ratio to ensure optimal engine performance.
Q: What is a transmission coolant temperature sensor?
A: A transmission coolant temperature sensor is a device that measures the temperature of the transmission fluid in your car's transmission. It helps your car's computer determine when to shift gears and when to engage the torque converter lockup clutch.
Q: What is an engine coolant temperature sensor?
A: An engine coolant temperature sensor is a device that measures the temperature of the coolant in your car's engine. It helps your car's computer determine when to adjust the fuel-to-air ratio and when to turn on the cooling fan to prevent overheating. It is an important component of your car's engine management system.Conclusions

Rohs Water Temperature Sender After thoroughly reviewing multiple radiator coolant temperature sensors, we can confidently say that these sensors are essential for maintaining the proper temperature of your vehicle's engine. Each product we reviewed offered unique features and compatibility with various car models. We evaluated the performance, durability, and ease of installation of each product and found that they all met or exceeded our expectations. If you're in the market for a new radiator coolant temperature sensor, we highly recommend considering one of the products we reviewed. It's essential to ensure that you purchase the correct sensor for your vehicle to avoid any compatibility issues. Overall, investing in a high-quality radiator coolant temperature sensor will help prevent engine damage and keep your car running smoothly.