SKU: 57560259184

Thermocouple Amplifier MAX31855 breakout board with SPI output

Sale price$12.60 Regular price$14.00
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Description

Thermocouple Amplifier MAX31855 breakout board with SPI outputThermocouples are very sensitive, requiring a good amplifier with a cold compensation reference. The MAX31855K does everything for you, and can be easily interfaced with any microcontroller, even one without an analog input. This breakout board has the chip itself, a 3. 3V regulator with 10uF bypass capacitors and level shifting circuitry, all assembled and tested. Comes with a 2 pin terminal block (for connecting to the thermocouple) and pin header

Thermocouples are very sensitive, requiring a good amplifier with a cold-compensation reference. The MAX31855K does everything for you, and can be easily interfaced with any microcontroller, even one without an analog input. This breakout board has the chip itself, a 3.3V regulator with 10uF bypass capacitors and level shifting circuitry, all assembled and tested. Comes with a 2 pin terminal block (for connecting to the thermocouple) and pin header (to plug into any breadboard or perfboard). Goes great with our 1m K-type thermocouple. 

New! Now uses the MAX31855K instead of the MAX6675, so it can measure a wider temperature measurement range. Please note! the MAX31855 is not pin compatible or drop-in code compatible with the MAX6675. We do have an Arduino library for both chips but you'll need to adjust any existing MAX6675 designs for the mew MAX31855. The MAX6675 has been discontinued by Maxim.

Features
  • Works with any K type thermocouple
  • Will not work with any other kind of thermocouple other than K type
  • -200°C to +1350°C output in 0.25 degree increments
  • Internal temperature reading
  • 3.3 to 5v power supply and logic level compliant!
  • SPI data output requires any 3 digital I/O pins.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
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SKU: 57560259184

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4.3 ★★★★★
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RobbieGA
Houston, US
★★★★★ 5
Grinder Set of 3
I really like these I use one for rainbow peppercorns and one for black peppercorns. The third one I am using for some coarse pink salt I accidently purchased instead of fine, once the coarse salt is used up, I plan to use it for white peppercorns. They work great, look good and are the perfect size for everyday use.
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Reviewed in the United States on March 1, 2026
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Valerri H
Charlottesville, US
★★★★★ 5
Great product
Love that theyre adjustable.
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Reviewed in the United States on April 19, 2026
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Michael Ilgenfritz
Lexington, US
★★★★★ 3
Poor Quality
I wouldn't gift these... they seem to start having grinding issues after a few days of use. It feels like the grinding piece is binding / going to break when turning the top. Would not purchase again, and look for more durable item.
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Reviewed in the United States on March 20, 2023
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Verified Purchase
Connie Heath
Phoenix, US
★★★★★ 4
Lacking spices
They look just like pictures but it said they were pre- filled in the description and they arrived empty!
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Reviewed in the United States on March 31, 2026
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Verified Purchase
Brewdad
Boise, US
★★★★★ 5
Good grinders
These are great for the price
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Reviewed in the United States on September 22, 2025

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