AHT21B Temperature and Humidity Sensor Temperature

162.00 (Excl. GST 18%)

Availability: In stock

  • Supply voltage: 2.2 ? 5.5V
  • Scope of Work Temperature: -40~+80?C; Humidity: 0~100%RH
  • Fully calibrated and processed digital output, I?C protocol
  • Wide voltage support 2.2 to 5.5V DC
  • Excellent long-term stability
Guaranteed Safe Checkout

AHT21B is equipped with a newly designed ASIC dedicated chip, an improved MEMS semiconductor capacitive humidity sensor component and a standard on-chip temperature sensor component. Its performance has been greatly improved and even beyond the reliability level of the previous generation of the sensor, which makes it more stable in harsh conditions. Each sensor had been rigorously calibrated and tested. Due to the improvement and miniaturization of the sensors, it is more cost-effective.

Weight 0.005 kg
Dimensions 1.5 × 1.5 × 1 cm
SKU/Model Number

AHT21B

Category Type

Sensors

Material

PCB, Plastic

Color

Blue, White

Input Voltage (V)

3.3 to 5

Output Voltage (V)

Digital signal

Current Rating (A)

N/A

Power Rating (W)

N/A

Frequency (MHz/GHz)

N/A

Communication Protocol

I2C

Interface Type

Pin headers

Number of Pins

4

Special Features

High accuracy sensing

Compatible Boards

Arduino Uno, ESP32

Compatible Voltage Range

3.3 to 5

Use Case

Temperature and humidity measurement

Warranty

Enjoy Peace of Mind with Our 15-Day Warranty
All products sold by ShokiTech come with a 15-day warranty, which begins after the delivery of the product, ensuring your satisfaction with its quality and performance.

What Voids the Warranty
The warranty may be voided under certain conditions, including misuse, tampering, physical damage, or alterations to the product.

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