Home » Best Electric Fan Controller in 2021 [*Top Picks*]

Best Electric Fan Controller in 2021 [*Top Picks*]

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Looking for the best electric fan controller on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.

698 Reviews Scanned

Bestseller No. 1
Mishimoto MMFAN-CNTL-UPROBE Adjustable Fan Controller Kit, Probe
  • Adjustable activation temperature from 150 degree F to 240 degree F
  • Includes probe or 1/8" NPT style temperature sensor and all components for installation
  • Includes 7 feet of wire for installation in nearly any size vehicle
  • Designed for use with 1-2 electric fans drawing a combined 25 amps or less and includes built-in A/C override feature
  • Mishimoto lifetime warranty
Bestseller No. 2
FAERSI 175-185 Degree Electric Cooling Fan Thermostat Kit Temperature Sensor Temperature Switch 40 50 60 AMP Relay Kit
  • 【COMPATIBLE VEHICLES】 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
  • 【DIRECT FIT & EASY INSTALLATION】This kit includes everything you'll need to hook up to your fan, includes a brass adapter to install the sending unit, wires, relay switch, circut breaker, terminals and mounting screws.Comes complete with instructions with easy to read wiring diagrams.
  • 【Premium Quality】New 175-185 degree electric fan thermostat relay switch kit for your cooling system, sending Unit Thread Size: 3/8-18 NPT, Voltage: 12 V.
  • 【WORKING】This kit is set up to turn your electric fan on at 185 degrees and shut off at 175 degrees and will work with any 12 volt system.
  • 【NOTE】1 Year No-worry Warranty - Every product must take inspected and tested multiple times before the shipment, if you get any problems with our this Electric Cooling Fan Thermostat Kit, please contact us in the first time.High Quality OEM Replacement Part Please rest assured to buy.
Bestseller No. 3
Derale 16759 Adjustable Fan Controller
  • Adjustable turn-on temperature from 150-240 degree farenheit
  • Turn-off temperature is preset at 10 degree farenheit below turn-on temperature
  • Push-in radiator probe
  • Heavy duty 40/60 amp relay
Bestseller No. 4
Flex-a-lite Electric Fan Controller w/Relay Push-in Probe (33094)
  • Electric Fan Controller w/Relay Push-In Probe
  • Electric Fan Controller
  • Simple to install and use
  • item package weight: 4.0 pounds
Bestseller No. 5
Derale 16789 High Amperage Dual Fan Controller with 3/8" NPT Thread In Probe
  • Fit type: Vehicle Specific
  • Package Dimensions: 4.38 L x 2.25 H x 7.0 W (inches)
  • Package Weight : 1.62 pounds
  • Country of Origin : United States
Bestseller No. 6
Mishimoto - MMFAN-CNTL-U18NPT Adjustable Fan Controller Kit, NPT
  • Adjustable activation temperature from 150 Degree F to 240 Degree F
  • Includes probe or 1/8" NPT style temperature sensor and all components for installation
  • Includes 7 feet of wire for installation in nearly any size vehicle
  • Designed for use with 1-2 electric fans drawing a combined 25 amps or less and includes built-in A/C override feature
  • Mishimoto Lifetime Warranty
Bestseller No. 7
Dakota Digital PAC-2800BT Electronic Fan Controller 70 Amp with Bluetooth Control
  • The PAC-2800BT was designed for the ultimate in flexibility and to be a simple add-on in any application using an electric fan. Included is a 70amp relay, enough for even the most power hungry of cooling fans. Fully programmable, the PAC-2800BT will work with your existing water temp gauge, operating from the temperature sending unit already installed. A dedicated sending unit can be installed for applications without a water temp gauge.
  • ompatible with single fan, dual fan or single two-speed fan applications.User-settable on and off temperatures.** 70A relay included, additional relay is available for purchase separately; RLY-1 (0-30 amp) or RLY-3 (0-70 amp). The use of a second relay RLY-1 (0-30 amp) or RLY-3 (0-70 amp) will be required for dual fan or two speed fan operation (not included, sold separately).
  • User-settable on and off temperatures. The PAC-2800BT features fully programmable "fan on" and "fan off" temperatures to suit any application or personal preferences. The PAC-2800BT offers a full digital LED readout for displaying temperature readings and maintaining simple installation. A second relay is required for dual fan or two speed fan operation, sold separately.
Bestseller No. 8
Painless Performance 30116 Dual Activation, Dual Electric Fan Relay Kit with Thermostatic Switch (On 195/Off 185)
  • Dual activation cooling fan relay will turn your cooling fans on when the engine reaches the preset temperature of the thermostatic switch mounted in the engine head or when the A/C is turned on
  • Ideal for installing air conditioning in your project car
  • Features simple to use Posi-taps for the ignition and A/C compressor connections
  • Kit includes: Three 40-amp relays with mounting bases & wiring, fuse holder & 70-amp fuse, two LT1/LS1 fan connectors, thermostatic switch, adapter and insulated terminals
  • Thermostatic switch turns on at 195 degrees and off at 185 degrees; Thread size: 3/8"-18NPT; 1/2" NPT to 3/8" NPT adapter provided
SaleBestseller No. 9
Hayden Automotive 3651 Adjustable Thermostatic Fan Control
  • Adjustable thermostatic fan control
  • For use with Rapid-Cool and super duty electric fans
  • Contains gaskets, o-rings, or seals to properly replace the product
  • Zinc coated terminal to resist corrosion
  • Screw-In Type/Thread-in probe for installation in water jacket or radiator
SaleBestseller No. 10
Flex-a-lite 31163 Variable Speed Control Module with Threaded Temperature Sensor,Black
  • Senses coolant temperature and sets fan speed 60-100 percent for better cooling control
  • Directs fans to run for 30 seconds after vehicle is turned off
  • Reduces charging spikes and current load on charging system
  • Includes 1/4" NPT threaded temp probe with 3/8" and 1/2" thread adapters
  • One year manufacturer warranty

Complete Guide to Buying the Best Electric Fan Controller

Given how the market is literally overflowing with products to fit every purpose and budget, it’s only natural that deciding on the features that are indispensable in a quality electric fan controller appears somewhat challenging.

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Are you tired of overwhelming technical details? Do you feel like the manufacturers aren’t very specific about their specifications? We are here to help you navigate the confusing abundance and find your way to your own top electric fan controller out there.

Read below for a beginner-friendly electric fan controller buying guide to make a decision you won’t regret.

How to Pick the Best electric fan controller: Our Buying Guide & Tips

It’s a common scenario for confused shoppers to ask, “Who makes the best electric fan controller?”. While manufacturers differ and this is indeed an important parameter to take into account, we believe the following question to be more appropriate: What should I look for in a electric fan controller?

It’s only by being aware of all the possible features that you can see the whole picture and avoid frustrating cherry-picking. Here is the answer:

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Build Quality and Craftsmanship

Even if you are looking for an affordable electric fan controller, you don’t want it to stop working before the task is done.

Be sure to find out what this or that electric fan controller is made of and preferably scan negative reviews for potential weaknesses so that you can decide whether you can and should put up with those.

Ease of Use

Choose intuitive products that boast a well-thought-out design and just feel good in your preferred setting. Versatility is also important unless you want a dedicated solution, so think about the item’s potential scope as well.


Think about what you pay for if you choose a certain electric fan controller option. Is it the brand or the actual quality? Are all the bells and whistles in this premium model worth the extra money? It’s always up to you. And don’t forget to factor in the warranty — decent coverage could spare you some costs!

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How We Rate Each Electric Fan Controller

Some buyers might be eager to get their hands as dirty as possible while looking for their next favorite, but others find the amount of research that goes into informed shopping rather daunting.

You can entrust the task to our rating system if you belong to the latter category. We gather vast amounts of data from electric fan controller ratings and customer feedback to synthesize them into all-around, up-to-date unbiased testimonials to highlight all the pros and cons of a given product.

At the preliminary stage, our system automatically analyzes customer reviews of best rated electric fan controller models. It utilizes efficient artificial intelligence tools to obtain as much first-hand product information as possible and categorize it into benefits and flaws with the help of sentiment analysis instruments.

As a potential buyer, you are probably anxious to know how we test each electric fan controller that we review. What we do is proceed to put each product through a series of stringent tests based on its presumed advantages and features generally seen as neutral.

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Maintaining an extensive and robust database enables electric fan controller comparison for those who have a difficult time choosing between different electric fan controller brands.

Generally, if you know what to look for in a electric fan controller and what price you can afford, the next step is to check customer rating for a selection of most-praised items to choose from.

You can read and compare electric fan controller reviews on your own or entrust it to our artificial intelligence-driven system. Whichever scenario you choose, make sure you are aware of any potential limitations and make the decision based on your purpose and budget.

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