5181
Adafruit Industries LLC

Adafruit Industries LLC
AM2301B - WIRED ENCLOSED AHT20 -
$7.95
Available to order
Reference Price (USD)
1+
$7.95000
500+
$7.8705
1000+
$7.791
1500+
$7.7115
2000+
$7.632
2500+
$7.5525
Exquisite packaging
Discount
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The 5181 by Adafruit Industries LLC sets new standards for humidity measurement in compact form factors. These surface-mountable moisture sensors integrate temperature and humidity sensing with calibration data stored in onboard memory. Key features include auto-calibration algorithms, 16-bit resolution, and ultra-low power consumption (1.4 A avg). Applications span from wearable health monitors to precision agriculture, cold chain logistics, and building automation. For example, the 5181 has become the sensor of choice for smart refrigerators that need to maintain optimal humidity levels for different food compartments (crispers vs. dairy sections).
Specifications
- Product Status: Active
- Sensor Type: Humidity, Temperature
- Humidity Range: 0 ~ 100% RH
- Output Type: I²C
- Output: 7b
- Accuracy: ±2% RH
- Response Time: 8 s
- Sensitivity: -
- Voltage - Supply: 2.2V ~ 5.5V
- Mounting Type: Free Hanging
- Operating Temperature: -40°C ~ 80°C
- Package / Case: Module
- Supplier Device Package: -