A
Anonymous
Apr 04, 2026
Rating: 3/5
Okay but needs care
Works fine but you need to ensure good connections otherwise readings jump around.
Description
MAX31855/MAX6675 Cold Junction Compensation Thermocouple-to-Digital Converter Module Temperature Sensor
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Interface | SPI |
| Thermocouple Type | K-Type |
| Supply Voltage | 3.3V - 5V DC |
| Temperature Range | -200°C to +700°C |
| Resolution | 0.25°C |
| Accuracy | ±2°C |
| Chip Model | MAX31855 / MAX6675 |
| PCB Dimensions | 35mm x 16mm |
| Weight | 5g |
| Compatibility | Arduino, Raspberry Pi, ESP8266 |
5 reviews
A
Anonymous
Mar 28, 2026
Rating: 5/5
Reliable sensor
Been using this for a kiln controller project. Stable readings over long periods.
A
Anonymous
Mar 12, 2026
Rating: 4/5
Good value
Does the job well. Only issue was the pins were a bit close together for my breadboard.
A
Anonymous
Feb 11, 2026
Rating: 5/5
Perfect for DIY projects
Cold junction compensation works as expected. Fast shipping too.
A
Anonymous
Feb 10, 2026
Rating: 5/5
Works great with Arduino
Easy to wire up using the standard library. Readings seem accurate compared to my multimeter.
5 FAQ
Q: Can I daisy chain multiple sensors?
A: Yes, using separate CS pins for each module on the SPI bus.
Q: Can I use this with a 3.3V logic board?
A: Yes, it supports 3.3V to 5V logic levels.
Q: What is the response time?
A: Typically around 250ms per conversion cycle.
Q: Which library should I use for Arduino?
A: The Adafruit MAX31855 library works well with this module.
Q: Does this come with the thermocouple wire?
A: No, this is just the converter module. Wire sold separately.
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