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The 8 Best automotive thermal limiter switches of 2025

Are you trying to find automotive thermal limiter switches among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling automotive thermal limiter switches on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 16 hours of research and did 30 automotive thermal limiter switches tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best automotive thermal limiter switches you can buy today

SaleNo. 1
Four Seasons 35759 Thermal Limiter Fuse Switch
  • Meets or exceeds OE design and performance
  • Part number: 35759
  • Fit type: Vehicle Specific
  • Package Dimensions: 5.334 H x 9.652 L x 7.366 W (centimeters)
No. 2
RuiLing 5-Pack KSD301 150 Degrees Centigrade Thermostat Thermal Control Switch 250V 10A Normally Closed NC Thermostat Temperature Switch
  • Package includes: 5pcs 150 degrees centigrade normally closed thermal control switch
  • Model: KSD301; Rated Voltage: 250 Volt Rated Current: 10 Amp
  • Rated temperature: 150 degrees centigrade; Action Type: NC (Normally Closed): The original state of temperature control switch contact is closed, and open when the temperature sensing exceeds the rated temperature 150 degrees centigrade.
  • Double metal chip, contact sensor, speed dynamic type, sensitive, reliable, safe, stable action temperature, long service life, no arc phenomenon.
  • General purpose, automatic reset, low cost, large capacity, minute current thermostats.
No. 3
Awozkcd UL KSD301 Thermostat Switch Circuit On at 40°C/104°F and Off at 30°C/86°F Normally Open N.O Snap Disc 125V 16A Auto Reset Thermal Switch,2 pcs
  • 1.Reliable Quality :The thermal control switch made of EMS bimetal disc from USA . Large capacity contacts with a diameter of 3.5mm.UL&CUL approval(E527363).Precise temperature control and durable;
  • 2.Wide Operating Voltage : KSD301 thermo switch work as well with AC or DC voltage, such as AC110V/120V/125V/250V/16A;250V10A/250V15A; DC12V/24V/48V/20A;
  • 3.Action Type: N.O (Normally Open): The original state of the thermal switches contact is normally open. Circuit On at 40°C/104°F and Off at 30°C/86°F (+/- 3°C);
  • 4.Easy to Install and Save Money: ksd301 125v 16A thermostat with stainless steel movable flange and easy to install. Enjoy the DIY, you can do it;
  • 5.Wide Applications: Replaces most fixed snap action thermostats on heating equipment and appliances.Such as: refrigerator,fireplace,wall heater,wood stove,green house,electric box control cabinet, High temperature starting refrigeration fan, camera,street lamp,transformer box,high temperature alarm, etc;
No. 4
Dometic 31091 Limit Switch
51 Consomer Reviews
Dometic 31091 Limit Switch
  • Product Type:Electronic Switch
  • Item Package Weight:1.0 Pounds
  • Item Package Dimension:10.0 " L X7.0 " W X0.25 " H
  • Automotive Replacement Thermal Limiter Switches
No. 5
RAParts Thermal Limiter Fuse Fits Universal Products Models 220-220 259374 586127M1 7025
  • OEM Numbers Are Provided for Reference Only. Please Verify Fit Prior To Ordering.
  • Please Note: Some Listings Use Stock Images for Reference and May Differ from the Actual Product.
  • This Aftermarket Part Is Made to Meet or Exceed Manufacturer (OEM) Specifications.
SaleNo. 6
Awozkcd UL Manual Reset Limit Switch Thermostat KSD301 125V 16A Temperature Control Switch Fuse, Circuit Off at 150°C/302°F and On by Manual Thermal Cutoff Switch,Normally Closed N.C Snap Disc,2 Pcs
  • 1.Wide Operating Voltage : KSD301 high limit thermostat switch work as well with AC or DC voltage, AC110V/120V/125V/250V/16A;DC12V/24V/48V/20A;
  • 2.Reliable Quality : The KSD301 thermal fuse made of EMS bimetal disc from USA . Large capacity contacts with a diameter of 3.5mm.UL&CUL approval(E527363).Precise temperature control and durable;
  • 3.Action Type: N.C (Normally Closed): The original state of the thermal cutoff switch contact is normally close. Circuit Off at 150°C/302°F (+/- 5°C) and On by Manual; It's Manual reset;
  • 4.Easy to Install and Save Money: Thermostat temperature switch with stainless steel movable flange and easy to install. Enjoy the DIY, you can do it;
  • 5.Wide Applications: Replaces most fixed snap action thermodisc on heating equipment and appliances. Such as: coffee maker, toaster, microwave,egg incubator, dishwasher,electric oven, fan,hanging ironing machine,water heater, air fryer,refrigerator etc;
No. 7
uxcell 6 Pcs 130C Bimetal Temperature Control Switch Thermal Protector N/C 250V 5A
  • Product Name : Temperature Control Switch;Model.No : KSD9700;Contact Type : NC.
  • Rated Power : 250V 5A;Active Temperature : 130C
  • Lead Wire Length : 7.3cm / 2.9";Head Dimension : 20 x 7.5 x 3.5mm/0.78" x 0.3" x 0.14"(L*W*T)
  • Material : Bimetal ,Plastic,Stainless Steel;Main Color : Silver Tone, Black
  • Net Weight : 21g;Package Content : 6 PCS x Temperature Control Switch
No. 8
JEPFHYKE Thermal Limiter Switch SH66X4
  • Fitment:Please check Amazon Fitment Filter and Description to see if this item_temp will work on your vehicle before purchase!
  • Note:Please Read All Notes Before Making This Purchase
  • Part_Number:SH66X4
  • Warranty:12 Month Warranty
  • Feature: Important Details Please read before making this purchase
No. 9
Fan Thermostat Temperature Switch 3/8" 185 Degree On 170 Degree Off Electric Cooling Engine Fan Thermostat for 10" 12" 14" 16" Fan
  • This cooling fan fan thermostat temperature switch activates your fan when the temperature reaches 185 degrees and turns off at approximately 175 degrees. Perfect fits for any of 10, 12, 14, and 16 inch fans including dual fans.
  • Compatible for 265 283 305 307 327 350 383 400 396 402 427 454 472 502 260 289 302 351W 347 352 360 390 406 427 428 429 460 351C 351M 400M 273 318 340 360 361 383 400 413 426W 440 455 330 326 engines.
  • 170-185 degree electric fan thermostat relay switch kit for your cooling system, It is a NPT 3/8" thread.
  • Electric fan switch temp switch made of high quality aluminum, anti-corrosion and durable, ensure maximum strength and durability for long lasting usage.
  • Please carefully check your vehicle model before purchase. If you have any problems with the fan thermostat temperature switch, simply contact us anytime!
No. 10
Thermal Fuse Thermal Cutoff Limiter 110C Degrees Celsius 10 Pack
  • Fits Many Different Appliances, Electric Devices, etc.
  • Also Called Thermal Cut Off, Temperature Switch, Thermal Cutout, Temperature Fuse, etc.
  • Rated 15A at 120V
  • Rated 10A at 250V
No. 11
Thermal Limiter Switch Compatible with GMC G15 1975 1976 PC-872584
  • 📦 Includes 1 (One) Thermal Limiter Switch
  • 👉 Fits list of vehicles in image gallery fitment chart
  • ✅ Exceptional Quality and Performance: This OE replacement thermal limiter switch is designed to meet, if not exceed, the performance and quality standards of the original equipment installed on your vehicle. Experience the same high-level performance as your original parts with this thermal limiter switch.
  • ✅ Direct Replacement, No Fuss: This OE replacement thermal limiter switch is meticulously designed for your specific vehicle
  • ✅ Perfect Compatibility: Compatibility is key. Make sure to check our product specifications (in image gallery) to confirm that this OE replacement thermal limiter switch matches your vehicle
No. 12
Tiooka SF240E SEFUSE 10A 250V Thermal Fuses 240 Degrees Celsius Thermal Cutoffs Pack of 10 PCS Circuit Cut-Off Temperature Thermal Fuse
  • Tiooka Organic Type Thermal Fuses
  • Model : SF240E
  • Rated Operating Temperature: 240 ℃
  • Rated Current: 10A
  • Rated Voltage: 250V / AC
No. 13
Hilitchi KSD301 20Pcs NO and NC Thermostat Temperature Thermal Control Switch Auto Reset 40C to 135C Thermal Control Switch Assortment Kit with Bimetal Disc. for Household Electric Appliances
  • 🌀[MORE VALUES,WITH METAL CAP]KSD301 snap action thermostat is small-size bimetal thermostat series with a metal cap. 40°C ~ 135°C 20 values, total 20 pieces (each value 1 piece). This wing temperature sensor features stable performance, high precision, small in size, light weight, high reliability, long life and low interference to wireless.
  • 🌀[HIGH SENSITIVITY]High sensitivity and reliability of pins. What’s more, there are some engraved numbers and letter on the metal cap for the size recognition. No fluid is allowed to submerge inside the thermal control switch and cracks on the cap is unusable.
  • 🌀[APPLICATION] For Household electric appliances, PC, Microwave ovens, Irons, Refrigerators, Electronic oven, heating unit, coffeepot, water heater, etc. Normally closed thermal switch means that the contacts of thermal switch normally remain closed. When temperature increases to the set value, the contacts would open and cut the circuit OFF.Normally open thermal switch means that the contacts of thermal switch normally remain open. When temperature rises, the contacts would close and connect t
  • 🌀[NICELY-PACKED PACKAGE] 20pcs would be put in a hard plastic storage box seperately, all total 2boxes and they would be put in a zip lock bag. Each value of thermostat would be put in a separate compartment respectively for easy organization and recognition.
  • 🌀[QUALITY AFTER-SALE SERVICE] Quality issue or any questions, please come to us. We would solve all the problems for you.
No. 14
Thermal Fuse Thermal Cutoff Limiter 216C Degrees Celsius
  • Fits Many Different Appliances, Electric Devices, etc.
  • Also Called Thermal Cut Off, Temperature Switch, Thermal Cutout, Temperature Fuse, etc.
  • Rated 15A at 120V
  • Rated 10A at 250V
No. 15
Thermal Limiter Switch Compatible with Buick Apollo 1973 1974 1975 PC-872333
  • 📦 Includes 1 (One) Thermal Limiter Switch
  • 👉 Fits list of vehicles in image gallery fitment chart
  • ✅ Exceptional Quality and Performance: This OE replacement thermal limiter switch is designed to meet, if not exceed, the performance and quality standards of the original equipment installed on your vehicle. Experience the same high-level performance as your original parts with this thermal limiter switch.
  • ✅ Direct Replacement, No Fuss: This OE replacement thermal limiter switch is meticulously designed for your specific vehicle
  • ✅ Perfect Compatibility: Compatibility is key. Make sure to check our product specifications (in image gallery) to confirm that this OE replacement thermal limiter switch matches your vehicle
No. 16
SUBURBAN MFG Suburban 230849 Limit Switch
  • Package Dimensions: 24.13 Lx 8.39 Hx 12.84 W (inches)
  • Package Weight: 45.23 pounds
  • Country of Origin : China
  • Part Number: 230849
No. 17
Hilitchi 12 Pcs Normally Close Thermoastat Temperature Control Switch Auto Reset 45 to 135°C Thermostat KSD9700 Assortment Kit
  • 👏[PLASTIC&METALLIC MATERIAL] PBT sleeve(clear plastic) and solid metallic shell bimetal temperature control switch shows noble and fashionable. Durable and solid, long performance life, ksd 9700 series thermal protector are widely used for home appliance’s motor and electrical equipment, such as air conditioner motor, transformer, thermal appliances, etc.
  • 👏[More options for you] From 45C- 135C, enough quantity and good choice for your projects. Use it to turn on a cooling fan on/off or use it on refrigerator compressor or computer style fans. Simple and easy operation. Works great for your home small projects repair work. Please keep the metallic head in the sleeve to prevent it from shorting to the metal baseboard heater case.
  • 👏[HOW IT WORKS] KSD9700 series product.The bimetal disc is in free state and the contacts are closed when the electrical appliance is working in normal condition. When the ambient temperature raises to the preset operating temperature, the contacts open as the bimetal disc deforms to jump when being heated, then the circuit is cut off to control the temperature.Then the contacts will close automatically to cut on the circuit when the electrical appliance is cooled down to the reset temperature.
  • 👏[NICELY-PACKED PACKAGE] 12 pcs would be put in a hard plastic storage box for easy organization and recognition.Normally closed thermal switch means that the contacts of thermal switch normally remain closed. When temperature increases to the set value, the contacts would open and cut the circuit OFF.
  • 👏[QUALITY AFTER-SALE SERVICE] Quality issue or any questions, please come to us. We would solve all the problems for you.
SaleNo. 18
Awozkcd 6 Pcs UL KSD301 125V 16A Limit Switch Thermal Switch, Circuit Off at 220°C/428°F and On by Manual Thermostat Switch,Normally Closed N.C Manual Reset Snap Disc Thermo Switch
  • 1.Reliable Quality : The KSD301 thermal fuse made of EMS bimetal disc from USA . Large capacity contacts with a diameter of 3.5mm.UL&CUL approval(E527363).Precise temperature control and durable;
  • 2.Wide Operating Voltage : KSD301 high limit thermostat switch work as well with AC or DC voltage, AC110V/120V/125V/250V/16A;DC12V/24V/48V/20A;
  • 3.Action Type: N.C (Normally Closed): The original state of the thermal cutoff switch contact is normally close. Circuit Off at 220°C/428°F (+/- 8°C) and On by Manual; It's Manual reset;
  • 4.Easy to Install and Save Money: Thermostat temperature switch with stainless steel movable flange and easy to install. Enjoy the DIY, you can do it;
  • 5.Wide Applications: Replaces most fixed snap action thermodisc on heating equipment and appliances. Such as: coffee maker, toaster, microwave,egg incubator, dishwasher,electric oven, fan,hanging ironing machine,water heater, air fryer,refrigerator etc;
No. 19
Thermal Limiter Switch SH66X4
  • Fitment:Please check Amazon Fitment Filter and Description to see if this item will work on your vehicle before purchase!
  • Note:Please Read All Notes Before Making This Purchase
  • Part_Number:SH66X4
  • Warranty:12 Month Warranty
  • Feature: Important Details Please read before making this purchase
No. 20
Ongcikoco Thermal Limiter Switch SH66X4
  • Fitment:Please check Amazon Fitment Filter and Description to see if this item will work on your vehicle before purchase!
  • Note:Please Read All Notes Before Making This Purchase
  • Part_Number:SH66X4
  • Warranty:12 Month Warranty
  • Feature: Important Details Please read before making this purchase

How to choose a good automotive thermal limiter switches

Does the idea of finding a fantastic automotive thermal limiter switches make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in automotive thermal limiter switches. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top automotive thermal limiter switches products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top automotive thermal limiter switches on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top automotive thermal limiter switches brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top automotive thermal limiter switches based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the automotive thermal limiter switches were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good automotive thermal limiter switches, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your automotive thermal limiter switches.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting automotive thermal limiter switches for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our automotive thermal limiter switches. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what automotive thermal limiter switches should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on automotive thermal limiter switches.