DHT11 Module
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DHT11 Module
$7.00
KY-015 Digital Temperature & Humidity Sensor Module (DHT11)
The KY-015 Sensor Module integrates the DHT11 digital temperature and humidity sensor with required supporting components on a compact PCB, providing a simple and reliable solution for basic environmental monitoring.
Designed for use with Arduino, Raspberry Pi, and other microcontroller platforms, this module delivers digital temperature and humidity readings through a single-wire serial interface, making it easy to connect and program for a wide range of projects.
Product Overview
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Combines temperature and humidity sensing in one compact module
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Uses the DHT11 digital sensor for stable and consistent readings
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Outputs digital data via single-wire communication
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Ideal for projects requiring basic environmental monitoring in a small form factor
Commonly used in weather stations, home automation, greenhouse monitoring, and IoT applications.
Technical Specifications
| Specification | Details |
|---|---|
| Module | KY-015 |
| Sensor Type | DHT11 – Digital Temperature & Humidity Sensor |
| Output Type | Digital (single-wire serial) |
| Operating Voltage | 3.3V – 5V |
| Interface | VCC, GND, Data (Signal) |
| Humidity Range | 20% – 90% RH (±5% accuracy) |
| Temperature Range | 0°C – 50°C (±2°C accuracy) |
| Module Size | 18mm × 15mm |
Key Features
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KY-015 module with integrated DHT11 sensor
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Digital serial output (single-wire communication)
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3.3V – 5V operating voltage
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3-pin interface: VCC, GND, Signal
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Reliable operation with low power consumption
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Compatible with DHT libraries for Arduino
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Breadboard-friendly design for rapid prototyping
What’s Included
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1 × KY-015 Digital Temperature & Humidity Sensor Module (DHT11)
Ideal Applications
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Weather stations and environmental monitoring
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Greenhouse and indoor climate control
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IoT and smart home projects
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Arduino and Raspberry Pi education kits
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General-purpose sensing applications
Usage Notes
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Compatible with Arduino DHT libraries for quick setup
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Connect the data pin to a digital I/O pin on Arduino or Raspberry Pi
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Requires a 5K–10K pull-up resistor on the data line (often built-in)
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Best suited for periodic readings rather than high-frequency sampling
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Allow a short delay between readings (approximately 1–2 seconds) for accurate results
A compact and easy-to-use module for reliable digital temperature and humidity measurement in microcontroller-based projects.
Let customers speak for us
Arrived very quickly and worked a treat.
This product is most likely. Compact and easy, daily use. 😉
Very good repair set at an excellent price! Arrived on time and came well-packed. Very pleased with it. Recommended seller.
Nice doing business, product was as described in description. Works as Indented, thanks.
For use at my soldering station to keep fumes out of my eyes
