{"product_id":"hdc1080-cjmcu-1080-temperature-humidity-sensor-module-arduino","title":"HDC1080 CJMCU-1080 Temperature \u0026 Humidity Sensor for Arduino","description":"\n\u003ch2\u003eHDC1080 CJMCU-1080 High-Precision Temperature \u0026amp; Humidity Sensor Module\u003c\/h2\u003e\n\u003cp\u003eTake your electronics projects to the next level with the \u003cstrong\u003eHDC1080 CJMCU-1080 Temperature and Humidity Sensor Module\u003c\/strong\u003e. Built around the high-precision HDC1080 IC, this compact breakout board delivers accurate, reliable environmental readings — making it an ideal choice for Arduino, Raspberry Pi, and other microcontroller-based platforms.\u003c\/p\u003e\n\u003cp\u003eWhether you're building a smart home weather station, an environmental monitoring system, or a data-logging device, this sensor module provides the precision and stability your project demands. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Sensing:\u003c\/strong\u003e The HDC1080 chip delivers ±2% relative humidity accuracy and ±0.2°C temperature accuracy for dependable readings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eI²C Interface:\u003c\/strong\u003e Simple two-wire I²C communication makes it effortless to integrate with Arduino, ESP8266, ESP32, Raspberry Pi, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Measurement Range:\u003c\/strong\u003e Measures humidity from 0% to 100% RH and temperature from -40°C to +125°C.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Energy-efficient design suited for battery-powered and portable applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Breakout Board:\u003c\/strong\u003e CJMCU form factor with clearly labeled pins for fast, hassle-free wiring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePolymer Construction:\u003c\/strong\u003e Durable polymer PCB substrate ensures long-lasting performance in varied environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlug-and-Play Ready:\u003c\/strong\u003e Onboard decoupling capacitors and pull-up resistors reduce the need for external components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor IC:\u003c\/strong\u003e TI HDC1080\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommunication Protocol:\u003c\/strong\u003e I²C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 3.3V – 5V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHumidity Range:\u003c\/strong\u003e 0% – 100% RH (±2% accuracy)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -40°C to +125°C (±0.2°C accuracy)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Switching Transducer (digital)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSensor Theory:\u003c\/strong\u003e Resistance Sensor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Polymer\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × HDC1080 CJMCU-1080 Temperature \u0026amp; Humidity Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eArduino and ESP32\/ESP8266 DIY projects\u003c\/li\u003e\n  \u003cli\u003eSmart home automation systems\u003c\/li\u003e\n  \u003cli\u003eIndoor weather stations and data loggers\u003c\/li\u003e\n  \u003cli\u003eGreenhouse and grow-room environment monitoring\u003c\/li\u003e\n  \u003cli\u003eHVAC and climate control prototypes\u003c\/li\u003e\n  \u003cli\u003eEducational electronics and STEM projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLooking for more tools and components for your DIY builds? Check out our \u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge – DIY Tool\u003c\/a\u003e and the \u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e to complement your workshop toolkit.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the HDC1080 CJMCU-1080 sensor module compatible with Arduino and Raspberry Pi?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The HDC1080 sensor module uses a standard I²C interface, making it fully compatible with Arduino (Uno, Mega, Nano), Raspberry Pi, ESP8266, ESP32, and virtually any microcontroller that supports I²C communication. Numerous open-source libraries are available to get you started quickly.\u003c\/p\u003e\n\u003ch4\u003eQ: What voltage does the HDC1080 sensor module require?\u003c\/h4\u003e\n\u003cp\u003eA: The module operates on a supply voltage of 3.3V to 5V, making it compatible with both 3.3V (Raspberry Pi, ESP32) and 5V (Arduino Uno) systems without the need for a voltage level shifter in most cases.\u003c\/p\u003e\n\u003ch4\u003eQ: How accurate is the HDC1080 for temperature and humidity measurements?\u003c\/h4\u003e\n\u003cp\u003eA: The HDC1080 IC provides ±2% relative humidity accuracy and ±0.2°C temperature accuracy — among the best in its class for compact sensor modules — ensuring reliable data for weather stations, environmental monitors, and automation projects.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the module require any external components to work?\u003c\/h4\u003e\n\u003cp\u003eA: No additional components are required for most setups. The CJMCU-1080 breakout board includes onboard decoupling capacitors and I²C pull-up resistors, so you can wire it directly to your microcontroller and start coding right away.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the HDC1080 CJMCU-1080 sensor module compatible with Arduino and Raspberry Pi?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The HDC1080 sensor module uses a standard I²C interface, making it fully compatible with Arduino (Uno, Mega, Nano), Raspberry Pi, ESP8266, ESP32, and virtually any microcontroller that supports I²C communication. Numerous open-source libraries are available to get you started quickly.\"}}, {\"@type\": \"Question\", \"name\": \"What voltage does the HDC1080 sensor module require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The module operates on a supply voltage of 3.3V to 5V, making it compatible with both 3.3V (Raspberry Pi, ESP32) and 5V (Arduino Uno) systems without the need for a voltage level shifter in most cases.\"}}, {\"@type\": \"Question\", \"name\": \"How accurate is the HDC1080 for temperature and humidity measurements?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The HDC1080 IC provides ±2% relative humidity accuracy and ±0.2°C temperature accuracy — among the best in its class for compact sensor modules — ensuring reliable data for weather stations, environmental monitors, and automation projects.\"}}, {\"@type\": \"Question\", \"name\": \"Does the module require any external components to work?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No additional components are required for most setups. The CJMCU-1080 breakout board includes onboard decoupling capacitors and I²C pull-up resistors, so you can wire it directly to your microcontroller and start coding right away.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"HDC1080 CJMCU-1080 Temperature \u0026 Humidity Sensor for Arduino\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/hdc1080-cjmcu-1080-temperature-humidity-sensor-module-arduino\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"Default Title","offer_id":44167230259287,"sku":"\u003cnone\u003e","price":13.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S782fb6a8590849119db77091767e2742e.webp?v=1786759806","url":"https:\/\/axlcustomersupport.com\/products\/hdc1080-cjmcu-1080-temperature-humidity-sensor-module-arduino","provider":"Axl","version":"1.0","type":"link"}