MAX6675 MAX31855 K-Type Thermocouple Sensor Module SIP

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

Accurately measure high temperatures with the MAX6675 / MAX31855 Thermocouple Temperature Sensor Module. This compact SIP (Single Inline Package) board is built around the industry-trusted MAX6675 and MAX31855 ICs, delivering precise digital temperature readings via a standard SPI interface — perfect for Arduino, Raspberry Pi, and other microcontroller projects.

Key Features

• Dual IC Compatibility: Supports both the MAX6675 and MAX31855 thermocouple-to-digital converter ICs for flexible integration.
• K-Type Thermocouple Input: Compatible with standard K-type thermocouples for a wide temperature measurement range (up to 1024°C / 1875°F with MAX31855).
• SPI Digital Output: Clean digital readings over SPI make interfacing with Arduino, ESP32, STM32, and Raspberry Pi straightforward.
• SIP Form Factor: Compact single inline package for easy breadboard and PCB integration.
• Cold-Junction Compensation: Built-in cold-junction compensation ensures accurate ambient-corrected readings.
• Open Thermocouple Detection: Fault detection alerts you if the thermocouple becomes disconnected.
• Low Supply Voltage: Operates on 3.3V or 5V — compatible with virtually all popular development platforms.
• 2 Color Options: Choose the board color that fits your project aesthetic.

Technical Specifications

• Supported ICs: MAX6675 / MAX31855
• Thermocouple Type: K-Type
• Interface: SPI (Serial Peripheral Interface)
• Package: SIP (Single Inline Package)
• Operating Voltage: 3.3V – 5V
• Temperature Range: Up to 1024°C (MAX6675) / 1875°C (MAX31855)
• Output Resolution: 12-bit (MAX6675) / 14-bit (MAX31855)

What's in the Box

• 1 × MAX6675 / MAX31855 Thermocouple Module (SIP)

Perfect For

• Arduino & Raspberry Pi temperature sensing projects
• Industrial process temperature monitoring
• 3D printer heated bed / hotend temperature control
• DIY sous vide, kiln, or furnace controllers
• Electronics lab and prototyping work

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Frequently Asked Questions

Q: What is the MAX6675 MAX31855 K-Type Thermocouple Module used for?

A: This thermocouple module is used to measure high temperatures digitally via SPI in electronics projects. It connects a K-type thermocouple to microcontrollers such as Arduino, ESP32, STM32, or Raspberry Pi, making it ideal for 3D printers, temperature controllers, industrial monitoring, and DIY lab equipment.

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

A: Both ICs convert K-type thermocouple signals to digital output via SPI. The MAX6675 offers 12-bit resolution with a temperature range up to 1024°C, while the MAX31855 provides higher 14-bit resolution, a wider range up to 1875°C, and includes additional fault detection for open/short thermocouple conditions. This module supports both ICs.

Q: Is this module compatible with Arduino and Raspberry Pi?

A: Yes — the SIP module uses a standard SPI interface and operates on 3.3V or 5V, making it fully compatible with Arduino, Raspberry Pi, ESP32, STM32, and most popular development boards. Numerous open-source libraries (e.g., Adafruit MAX31855 library) are available for quick setup.

Q: What thermocouple type does this module support?

A: This module is designed specifically for K-type thermocouples, which are among the most widely used thermocouple types due to their broad temperature range and reliability in industrial and hobbyist applications.

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.