{"product_id":"mlx90614-ir-thermometer-module-non-contact-temperature-sensor","title":"MLX90614 IR Thermometer Module – Non-Contact Temperature Sensor","description":"\u003ch1\u003eMLX90614 Non-Contact IR Thermometer Module – -70 to +380°C\u003c\/h1\u003e\n\n\u003cp class=\"product-lede\"\u003eThe MLX90614 non-contact infrared thermometer sensor module accurately measures object temperatures from -70°C to +380°C via I2C, making it perfect for Arduino, ESP32, and Raspberry Pi temperature monitoring projects.\u003c\/p\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable class=\"specs-table\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSensor IC\u003c\/td\u003e\n\u003ctd\u003eMLX90614 (datasheet confirmed)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eObject Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-70°C to +380°C (per datasheet)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAmbient Temperature Range\u003c\/td\u003e\n\u003ctd\u003e-40°C to +125°C (per datasheet)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e±0.5°C (0–50°C object, typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMeasurement Resolution\u003c\/td\u003e\n\u003ctd\u003e0.02°C (per datasheet)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eI2C, 7‑bit address 0x5A (confirmed)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e3.3 V – 5 V DC (module with regulator, expected)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e~2 mA operating (measured on sample)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhat You Can Build With This\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/kit-digital-thermometer-on-lcd\"\u003e\n\u003cstrong\u003eDigital Non-Contact Thermometer:\u003c\/strong\u003e Build a simple Arduino‑based IR thermometer with an LCD display that shows object temperature instantly.\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWi‑Fi Temperature Logger:\u003c\/strong\u003e Create an ESP32 project that uploads ambient and object temperatures to ThingSpeak or Blynk for remote monitoring.\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/kit-servo-pan-tilt-mount\"\u003e\n\u003cstrong\u003ePan‑Tilt Thermal Scanner:\u003c\/strong\u003e Use a Raspberry Pi, a servo pan‑tilt, and Python to scan a room and generate a basic heatmap over a web interface.\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/kit-atl-temperature-and-resistance-lab-kit\"\u003e\n\u003cstrong\u003eCBSE Physics Practical \/ ATL Lab:\u003c\/strong\u003e Demonstrate principles of infrared radiation and non‑contact temperature measurement with data logging.\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmart Contactless Fever Check:\u003c\/strong\u003e Design a B.Tech\/SIH project that screens individuals at entrances using an MLX90614 and alerts via buzzer\/display.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003ctable class=\"compat-table\"\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePlatform\u003c\/th\u003e\n\u003cth\u003eCompatible\u003c\/th\u003e\n\u003cth\u003eConnection\u003c\/th\u003e\n\u003cth\u003eLibrary \/ Method\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eArduino Uno R3\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eA4 (SDA), A5 (SCL)\u003c\/td\u003e\n\u003ctd\u003eAdafruit MLX90614 library\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eArduino Nano\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eA4 (SDA), A5 (SCL)\u003c\/td\u003e\n\u003ctd\u003eAdafruit MLX90614 library\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eArduino Mega 2560\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003e20 (SDA), 21 (SCL)\u003c\/td\u003e\n\u003ctd\u003eAdafruit MLX90614 library\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eESP8266 NodeMCU\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eD2 (SDA), D1 (SCL)\u003c\/td\u003e\n\u003ctd\u003eAdafruit MLX90614 (Arduino core)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eESP32 Dev Board\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eGPIO 21 (SDA), GPIO 22 (SCL)\u003c\/td\u003e\n\u003ctd\u003eAdafruit MLX90614 (Arduino core)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRaspberry Pi Pico\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eGP0 (SDA), GP1 (SCL)\u003c\/td\u003e\n\u003ctd\u003eAdafruit CircuitPython MLX90614\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eRaspberry Pi 4 \/ 5\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eGPIO2 (SDA), GPIO3 (SCL)\u003c\/td\u003e\n\u003ctd\u003esmbus2 \/ Adafruit CircuitPython\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWiring and Interface Notes\u003c\/h2\u003e\n\u003cp\u003eStandard I2C wiring with SDA and SCL lines plus VCC and GND. The onboard regulator allows 5 V supply, but the sensor operates internally at 3.3 V; pull‑up resistors are already included. Ensure stable power and avoid sensor lens contamination for accurate readings.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"faq\"\u003e\n  \u003cdiv class=\"faq-item\"\u003e\n    \u003ch3\u003eWhat is the difference between object and ambient temperature measurement?\u003c\/h3\u003e\n    \u003cp\u003eThe sensor outputs both the ambient (sensor own) temperature and the object surface temperature from IR radiation. For calibrated results, the object value is already compensated internally; raw ambient data is available for custom offset calculations.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"faq-item\"\u003e\n    \u003ch3\u003eCan the MLX90614 measure temperature through glass or plastic enclosures?\u003c\/h3\u003e\n    \u003cp\u003eNo, infrared radiation does not pass through glass or most plastics. The sensor lens must be directly exposed to the target for accurate readings – avoid any covering that is not specifically IR‑transparent.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@graph\": [\n    {\n      \"@type\": \"Product\",\n      \"@id\": \"https:\/\/compoden.in\/products\/mlx90614-ir-thermometer-module-non-contact-temperature-sensor#product\",\n      \"name\": \"MLX90614 Non-Contact IR Thermometer Module – -70 to +380°C\",\n      \"description\": \"Buy MLX90614 non-contact IR thermometer module. Object temp -70°C to +380°C. I2C, for Arduino ESP32 Raspberry Pi. ±0.5°C accuracy. 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