{"product_id":"dht11-humidity-and-temperature-sensor-module","title":"DHT11 Humidity and Temperature Sensor Module","description":"\u003cmeta name=\"description\" content=\"Buy DHT11 Humidity and Temperature Sensor Module online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n```html\n\u003ch1\u003eDHT11 Humidity and Temperature Sensor Module\u003c\/h1\u003e\n\u003cp\u003eMeasure ambient temperature and relative humidity with ease using the DHT11 sensor module from The Engineer Store, Bengaluru. This popular digital sensor delivers reliable readings through a single-wire interface, making it ideal for Arduino, ESP32, Raspberry Pi, and other microcontroller projects. Fast shipping, 7-day warranty on manufacturing defects, and dedicated technical support included.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Type\u003c\/td\u003e\n\u003ctd\u003eDHT11 Digital Temperature \u0026amp; Humidity Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e0 degreesC to 50 degreesC (+\/-2 degreesC accuracy)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity Range\u003c\/td\u003e\n\u003ctd\u003e20% to 90% RH (+\/-5% RH accuracy)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V - 5.5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003eSingle-bus digital signal (proprietary one-wire protocol)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSampling Rate\u003c\/td\u003e\n\u003ctd\u003e1 reading per second (1 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003eTemperature: 1 degreesC | Humidity: 1% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOnboard Pull-up Resistor\u003c\/td\u003e\n\u003ctd\u003eYes (10 kOhm included on module PCB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Configuration\u003c\/td\u003e\n\u003ctd\u003eVCC, DATA, GND (3-pin header)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Indicator\u003c\/td\u003e\n\u003ctd\u003eOnboard LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Dimensions\u003c\/td\u003e\n\u003ctd\u003eApprox. 30 mm x 20 mm x 10 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eScrew hole for secure installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eArduino, ESP8266, ESP32, Raspberry Pi, STM32, PIC, and more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Sensing:\u003c\/strong\u003e Measures both temperature and humidity with a single module, reducing component count in your project.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-calibrated Digital Output:\u003c\/strong\u003e Factory-calibrated coefficients stored in OTP memory ensure accurate readings straight out of the box-no manual calibration required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple 3-Pin Interface:\u003c\/strong\u003e VCC, DATA, and GND pins with an onboard pull-up resistor let you connect directly to any microcontroller without extra circuitry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Operates from 3.3V to 5.5V, making it compatible with both 3.3V logic (ESP32, Raspberry Pi) and 5V logic (Arduino Uno, Mega) boards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtensive Library Support:\u003c\/strong\u003e Works seamlessly with the widely available DHT library for Arduino IDE, MicroPython, CircuitPython, and Raspberry Pi Python libraries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Draws minimal current during standby and measurement, suitable for battery-powered and solar-powered IoT deployments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Breakout Board:\u003c\/strong\u003e Module PCB includes power indicator LED and mounting hole for easy integration into enclosures and prototypes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Transmission Distance:\u003c\/strong\u003e Signal can travel up to 20 meters of cable, enabling remote sensor placement in weather stations and greenhouse setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose The Engineer Store?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e100% authentic DHT11 modules sourced directly from trusted, authorized suppliers\u003c\/li\u003e\n\u003cli\u003e1-5 day shipping, 7-8 day delivery across India from our Bengaluru warehouse\u003c\/li\u003e\n\u003cli\u003eSame-day dispatch for orders placed before 2 PM (Bengaluru local delivery available)\u003c\/li\u003e\n\u003cli\u003eExpert technical support to help you wire, code, and troubleshoot your project\u003c\/li\u003e\n\u003cli\u003eRigorous quality checks before every shipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eHow It Works\u003c\/h2\u003e\n\u003cp\u003eThe DHT11 module uses a capacitive humidity sensor and a thermistor to measure the surrounding air conditions. When your microcontroller sends a start signal on the DATA pin, the DHT11 responds with a 40-bit data frame containing humidity integer, humidity decimal, temperature integer, temperature decimal, and a checksum byte. The onboard controller handles all the analog-to-digital conversion internally, so you receive clean, calibrated digital data ready for processing. Popular libraries like Adafruit's DHT library abstract this protocol into simple function calls such as \u003cem\u003ereadTemperature()\u003c\/em\u003e and \u003cem\u003ereadHumidity()\u003c\/em\u003e.\u003c\/p\u003e\n\n\u003ch2\u003eWiring Guide\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDHT11 Module Pin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eArduino Uno\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eESP32\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eRaspberry Pi\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVCC (+)\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003ctd\u003e3.3V\u003c\/td\u003e\n\u003ctd\u003e3.3V (Pin 1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDATA (OUT\/S)\u003c\/td\u003e\n\u003ctd\u003eDigital Pin 2\u003c\/td\u003e\n\u003ctd\u003eGPIO 4\u003c\/td\u003e\n\u003ctd\u003eGPIO 4 (Pin 7)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGND ()\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGND\u003c\/td\u003e\n\u003ctd\u003eGND (Pin 6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp\u003e\u003cem\u003eNote: The module includes an onboard 10 kOhm pull-up resist\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eProducts ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs technical support available?\u003c\/summary\u003e\n\u003cp\u003eYes, 24\/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return policy?\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003ch2\u003eBuy DHT11 Humidity and Temperature Sensor Module Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003eDHT11 Humidity and Temperature Sensor Module\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003eDHT11 Humidity and Temperature Sensor Module\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003eDHT11 Humidity and Temperature Sensor Module\u003c\/strong\u003e at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43773624844451,"sku":"TES-EV102091","price":84.8,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/23_caf27183-a98a-4bfa-875d-08dad3c552d7.png?v=1701073364","url":"https:\/\/www.theengineerstore.in\/zh-hans\/products\/dht11-humidity-and-temperature-sensor-module","provider":"The Engineer Store","version":"1.0","type":"link"}