MAX6675 / MAX31855 K-Type Thermocouple Temperature Sensor Module (SIP)

Get precise, reliable temperature readings with the MAX6675 / MAX31855 K-Type Thermocouple Temperature Sensor Module. Designed in a compact SIP (Single Inline Package) form factor, this module is perfect for engineers, hobbyists, and makers who need accurate high-temperature measurement in their electronics projects.

Key Features

Dual Chip Compatibility: Supports both the MAX6675 and MAX31855 ICs for flexible project integration.
K-Type Thermocouple Input: Compatible with standard K-type thermocouples for wide temperature range sensing.
SPI Interface: Simple SPI communication makes it easy to connect to Arduino, Raspberry Pi, ESP32, and other microcontrollers.
Wide Temperature Range: Capable of measuring temperatures from 0°C up to 1024°C (MAX6675) or -200°C to +1350°C (MAX31855), ideal for industrial and DIY applications.
Cold-Junction Compensation: Built-in cold-junction compensation ensures accurate readings regardless of ambient temperature.
Compact SIP Design: Space-saving single inline package fits neatly on a breadboard or PCB.
Open-Thermocouple Detection: The MAX31855 variant includes fault detection for open thermocouple, short-to-VCC, and short-to-GND conditions.
2 Variants Available: Choose from MAX6675 or MAX31855 to match your project requirements.

Specifications

Compatible IC: MAX6675 / MAX31855
Thermocouple Type: K-Type
Interface: SPI
Package: SIP (Single Inline Package)
Supply Voltage: 3.0V – 5.5V
Resolution: 0.25°C (MAX6675) / 0.0625°C (MAX31855)

What's in the Box

1 × MAX6675 or MAX31855 Thermocouple Sensor Module (SIP)

Great For

Arduino, ESP32, Raspberry Pi projects
Industrial temperature monitoring
3D printer heated bed / hotend sensing
Oven and furnace temperature control
DIY electronics and maker projects

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Frequently Asked Questions

Q: What is the difference between the MAX6675 and MAX31855 thermocouple modules?

A: The MAX6675 module offers a temperature range of 0°C to 1024°C with a 0.25°C resolution, while the MAX31855 module extends the range to -200°C to +1350°C with a higher resolution of 0.0625°C and adds fault detection for open thermocouple and short-circuit conditions. Both use a K-type thermocouple input and SPI interface.

Q: Which microcontrollers are compatible with this K-type thermocouple sensor module?

A: This MAX6675 / MAX31855 thermocouple module is compatible with virtually any microcontroller that supports SPI communication, including Arduino (Uno, Mega, Nano), ESP8266, ESP32, Raspberry Pi, STM32, and more. Many popular libraries are available for quick integration.

Q: Does this thermocouple module include a K-type thermocouple probe?

A: The package includes the MAX6675 or MAX31855 sensor module (SIP). A K-type thermocouple probe connects to the module's input terminals. Please check the product listing variant details to confirm what is included with your selected option.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.