Sonoff SI7021 Temperature Humidity Sensor

Model No: SEN-00225

TK. 730.03

Availability: In stock


Category: SONOFF

Supplier: Made in China

This sensor is used with: Sonoff TH10 or TH16 (click here)



The Sonoff Si7021 Temperature and Humidity Sensor is a digital temperature and humidity sensor with a calibrated digital signal output. It adopts dedicated digital module acquisition technology and temperature and humidity detection technology to ensure the sensor has a very high reliability and excellent long-term stability. The sensor includes a single-chip integrated temperature and humidity sensor chip connected to a high-performance 8-bit MCU. The Si7021 sensor has advantages such as excellent quality, ultra-fast response, anti-jamming capability, and cost-effectiveness.



High accuracy relative humidity and temperature measurement sensor
All calibrated, digital output
Good long-term stability
Ultra-low energy consumption
Perfect match for Sonoff TH10/TH16

Temperature range: -40 ~ + 85°
Humidity range: 0 ~ 100% RH
Storage temp: -65 ~ + 150°
Operating voltage: 2.2-3.6V
Cable length: 0.5m
Weight: 26g


Question & Answer

Total 1 questions

Q: Can i use it with arduino,? Questioned by shakib1802098, 02-Aug-2021

Yes, modification is needed for that. You can research on internet. We'll not support it and the warranty will be void. Answered by almamun3248, 02-Aug-2021 17:13 PM

Reviews & Ratings

0 Ratings / 1 Reviews






shakib1802098, 02-Aug-2021

Can use it with arduino?


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Warranty and Replacement

Up to 1 Year