It is important to have the best relay temperature controller. In the following post, we will help you to select the best relay temperature controllers.

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Our Top Picks:

Best Overall: Buy: Inkbird Relay Temperature Controller READ REVIEW

Best For Solar Hydronic Loop: Buy: Bayite Relay Temperature Controller READ REVIEW

Best For Inductive Load: Buy: Hiletgo Relay Temperature Controller READ REVIEW

Best For Dual Display: Buy: Agptek Relay Temperature Controller READ REVIEW

Best For Air Conditioner: Buy: Umlife Relay Temperature Controller READ REVIEW

Best With Factory Default: Buy: Lm Yn Relay Temperature Controller READ REVIEW

Best For High Quality: Buy: Dorhea Relay Temperature Controller READ REVIEW

Best For Variety Of Uses: Buy: Aitrip Relay Temperature Controller READ REVIEW

Best For Input Voltage: Buy: Mypin Relay Temperature Controller READ REVIEW

Best For Lower Power Consumption: Buy: Weewooday Relay Temperature Controller READ REVIEW

Best With Memory Function: Buy: Vigela Relay Temperature Controller READ REVIEW

Best Overall: Inkbird Relay Temperature Controller

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Inkbird is known for creating pragmatic and great controllers for people on the go, and its line of Inkbird Relay Temperature Controllers definitely falls in line with that reputation. The inkbird relay temperature controller is designed for crawl space and it works as advertised. . Further, it is very good, works as described and it sets the temp.

The controller is very reliable and it is really nice. Further, this is a two-stage temperature controller that can simultaneously heat and cool using two different sides of a standard electrical relay. Lastly, the inkbird relay temperature controller looks good, works by just following the instructions and it is built with clear instructions.

Most buyers opine that the controller is easy to wire up using some of the images in the other comments. Furthermore, a few say that the controller is an old refrigerator in the basement. Moreover, they say that the controller has a hysteresis resolution of 1 degree. In short, the tone of buyers is very positive and we believe that the controller suits the purpose.

• This is a very cool little device at an excellent price.
• This works perfectly and it allows for easy temperature control.
• This is suitable for distilling, only for the fermenting process.
• It is a bit loud when the relays turn on.

Best For Solar Hydronic Loop: Bayite Relay Temperature Controller

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If you often find yourself confused about convenient and suitable control Bayite Relay Temperature Controller is your end point. The bayite relay temperature controller is really nice, it is priced right and has a compact design. Switch between heating mode and refrigeration mode according to the device you plug into the controller. In addition, this is good for low power consumption, is very user-friendly, it is great for a great price and has a waterproof design.

Above all, the bayite relay temperature controller is industrial and it is easy to setup.

Almost all customers agree that the controller is perfect for solar hydronic loop. In addition, a few also found that the controller had been in operation for several weeks. Moreover, they strongly agree that the controller is easy to mount and to wire. With no doubts, this controller passed the test and had very satisfied buyers eager to share their experience.

• This works well for controlling hot tub.
• This works as expected and it sets the temp.
• This can be bought for good value, is very good and it is effective.
• This works as advertised, It is perfect for high power and has a convenient design.

Best For Inductive Load: Hiletgo Relay Temperature Controller

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If you often find yourself scrambling for an appropriate and satisfactory control hiletgo relay temperature control is your end point. The Hiletgo Relay Temperature Controller is inexpensive, is effective and it works fine. Make sure this fits by entering your model number. Also, it has a turn off temperature and it is perfect for lower power consumption.

The controller attracts current, turns on the temperature and it works as advertised. Finally, the hiletgo relay temperature controller is 10a relay, with a variety of high-power loads.

Most buyers quickly discovered that the controller will measure air temp plus it works well, relay click is loud. In addition, they also found that the controller works well, although kind of a pain to program. Also, a few say that the controller does remember the temperature setting in nonvolatile memory in the microprocessor. In short, buyers found this to be one of the best controller for daily purposes.

• This works as expected and it works well.
• This is basically a 12 volt switch that is triggered by the temp probe.
• Embedded cpu chip (mcu), more intelligent, lower power consumption.
• This has led indicator and it is priced right.

Best For Dual Display: Agptek Relay Temperature Controller

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For a low asking price, Agptek Relay Temperature Controller has managed to overwhelm their customers by packing as many features as they could. The agptek relay temperature controller has set points, comes with dual output and it is used for easy operation. Make sure this fits by entering your model number. The agptek temperature controller supports reading with centigrade or fahrenheit unit.

The controller works as intended, is easy to setup, it works well and has a waterproof design. Further, this is great for fast shipping, is good for fast delivery and it is easy to program. Finally, the agptek relay temperature controller is simple to operate with reliable performance.

Almost all buyers found that the controller has two ssr outputs and 1 alarm output. Moreover, they strongly agree that the controller is good for the home brewer. Also, they also found that the 120vac for the temp controller power - in which is circuit breaker protected .5amp, the ssr 24vdc [ p#3&4 ] is also protected / isolated before reaching the. Without any doubt, this product passed the test and had very satisfied buyers eager to share their experience.

• This is used for a cast bullet pid control.
• This provides for ease of use, it works fine and has process design.
• This has no wirries, it is smart and has a split design.
• This controller is a lot smaller than the old one.

Best For Air Conditioner: Umlife Relay Temperature Controller

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Umlife makes beautiful and great controller with classic and smartly chosen materials. The Umlife Relay Temperature Controller is electronically controlled by a microprocessor, to guarantee the utmost precision of intervention and an excellent resolution of reading temperature. With this module, you can intelligently control power to most types of electrical device based on the temperature sensed by the included high - accuracy NTC temperature sensor. The w1209 thermostat module controller has a sensor input, keys, led display, and a relay.

Lastly, the umlife relay temperature controller looks good, simple enough and it is effective.

Almost all buyers found that the controller is easily interfaced with heavy duty systems via the relay if needed. In addition, they strongly agree that the controller comes with an instruction sheet. And, they strongly agree that if the controllers are both on, the fans would get power. In short, buyers found this to be one of the best controller for daily purposes.

• This works with a cheap solution and it is great for power consumption.
• It is easy to set the operating parameters for a variety of situations.
• This is a great little module to measure reliably and consistently and for controlling heating/cooling systems.
• This can be reprogrammed for control, timing, or counting.

Best With Factory Default: Lm Yn Relay Temperature Controller

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We would, of course, be remiss if we didn't mention Lang yn relaytemperature controller for daily usage. The Lm Yn Relay Temperature Controller is used for temperature measurement accuracy and it has a set button. Make sure this fits by entering your model number. Note: If the module works for a long time, it is recommended not to exceed 10a.

Finally, the lm yn relay temperaturecontroller is suitable for any occasion required.

Almost all customers opine that the controller can be mounted on the same holes as a standard w1209, but the laser-cut acrylic cases available will not fit the relay and buttons. And, they also found that the controller works in f or c and it's super small. In addition, a few say that the controller is simply the temp spread between turning the relay on or off.

• This is suitable for temperature measurement, comes with factory default and it has input power.
• The relay on the thermostat only acts as a switch within the fan circuit.
• This will resume with your settings if power is lost or is switched on/off/on.
• This is easy to bump into and it can change the set temperature quite easily.

Best For High Quality: Dorhea Relay Temperature Controller

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The best part: Dorhea Relay Temperature Controller costs comparatively little and it is available to ship in 24 hours. The dance relay temperature controller sets the temperature and it is perfect for high quality. Auto converts cooling and heating modes to keep your equipment in an ideal temperature range. Also, it has a lcd display and it is built for a compact size.

The controller has dual heating, It works well for light weight and has a light weight design. Further, the controller is brand new, It looks very sleek and has a compact design. Most importantly, the dorhea relay temperature controller is built for spray paint, It works well for power consumption and has a waterproof design.

Almost all customers agree that the controller made in China isn't junk knock offs any more. And, they say that the controller can run whatever voltage you want (within reason) as long as the current is <= 10a. Moreover, they also found that the controller will close or open its internal relay for heating or cooling.

• This is super accurate once hooked up.
• These make some quality stuff additionally will work with 12 volts dc.
• Refrigerating control output delay protection; with compressor delay protection function for refrigerating control.
• Wide temperature range (-50-99 °c); dual heating and cooling function.

Best For Variety Of Uses: Aitrip Relay Temperature Controller

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate controller. The Aitrip Relay Temperature Controller is exactly that - it's a simple controller that hits all the right notes. The aitrip relay temperature controller is electronically controlled by a microprocessor, to guarantee the utmost precision of intervention and an excellent resolution of reading temperature. Make sure this fits by entering your model number. The w1209 thermostat module has a stm8s controller, a sensor input, keys, led display, and a relay.

The controller is 0.1 degree, the resolution is -9.9~99.9, other temperature segment is 1 degree. Also, this is a 10a relay, meeting a variety of high-power loads. Above all, the aitrip relay temperature controller is suitable for high temperature protection and it has input power.

Most buyers agree that the controller can handle 20a at 16vdc, 5a/15a at 250vac. In addition, they say that the controller is easy to read display. Further, a few strongly agree that the controller is compatible with a different sensor.

• This has a set button and it is built for temperature control mode.
• This can be reprogrammed for control, timing, or counting.
• This has an output voltage, is made for electronic equipment and it works fine.
• Temperature measurement range: -50~110℃. Control precision: 0.1 celsius.

Best For Input Voltage: Mypin Relay Temperature Controller

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We would, of course, be remiss if we didn't mention Mypin Relay Temperature Controller for daily purpose. The mypin relaytemperature controller holds temp well and it is made for output power. Manufacturer says: Customer is first, We try our best to offer. And, this is load current and it is great for a great price.

Most importantly, the mypin relay temperaturecontroller has normal open, comes with dual output and it works fine.

Almost all customers quickly discovered that the controller was working fine for a single set-point application. Further, they strongly agree that the controller has a stainless thermocouple, and braided stainless shielded wires. In short, the tone of buyers is very positive and we believe that the controller suits the purpose.

• √ ● k type thermocouple temperature rang:0-800℃, sensor dia: 4.5mm, cable length: 2m.
• This comes with garbage bags made in China... where else ?.
• It is possible to install them in different positions.
• This is used to regulate a temporary burnout kiln.

Best For Lower Power Consumption: Weewooday Relay Temperature Controller

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The Weewooday Relay Temperature Controller is capable of outshining several other controllers featured in this list in overall features in its price range. The weewooday relay temperature controller is practical, has a led indicator and it is inexpensive. And you need to assemble and install the case by yourself. The temperature control board features complete machine patch, wave soldering, stable performance and nice consistency.

The controller is made for output power and it is intuitive. Above all, the weewooday relay temperature controller has a set button and it consumes lower power.

Most buyers opine that the controller measures the air temperature after the heat exchanger using the supplied thermistor. Also, a few also found that the controller is easy to set and make adjustments as needed. Moreover, they strongly agree that this unit is small, easy to hook up and works well. In short, buyers found this to be one of the best controller for daily purposes.

• This is waterproof and can control the temperature, allowing you to control heating or cooling.
• This is a great controller for a 12v solar powered exhaust fan.
• This can get automatic power set memory, a built-in eeprom memory unit.
• This is more intelligent and it is great for power consumption.

Best With Memory Function: Vigela Relay Temperature Controller

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If you often find yourself scrambling for a convenient and suitable controller, Vigela Relay Temperature Controller should be your first option for buying. The vigela relay temperature controller is an easy to understand indicator light. . And, the controller comes with a memory function and it is designed to supply voltage.

Above all, the vigela relay temperature controller recommended that the sensor lead be kept at an appropriate distance from the power line.

• ▶ users can easily adjust function settings and parameters on the thermostat or app!.
• This is an easy to use, safe and reliable intelligent range temperature controller.
• This is forbidden to be used because of electromagnetic interference and strong corrosive environment.