only security sensorsin all categories
only security sensors
USA

Sonoff SI7021

Photos - Security Sensor Sonoff SI7021
Videos 1Photos 8
Outdated Product
Sensor: temperature; humidity; Mount: indoor; Installation: wall-mounted; Connection: wired; Cable length (m): 0.5; Power source: microUSB; Maximum humidity (%): 100; Weight (g): 26;
Find prices on Amazon.com
Find prices on eBay.com
add to listmy lists
Sonoff SI7021
Colour
Sensor
temperature / -10 °C ~ +85 °C, +-0.4 °C /
humidity / 0 – 80%, +-3% /
Mount
indoor
Installation
wall-mounted
Connection
wired
Cable length
0.5 m
Power source
microUSB
Maximum humidity
100 %
Weight
26 g
Official Website
sonoff.tech
Added to E-Catalog
january 2023
Works with Sonoff TH10 or Sonoff TH16

Information in model description is for reference purposes.
Before buying always check characteristics and configuration of product with online store manager
Catalog Sonoff 2024 - new products, best sales and most actual models Sonoff.
AccessoriesAll accessories for Sonoff SI7021 →
Video reviews
SimilarCompare using chart →
Philips Hue Secure Motion Sensor
from $43.99 
infrared (PIR), light sensor, wireless, indoor, Zigbee, setting: illumination
Somfy Protect Motion Sensor
from $73.87 
motion Sensor, wireless, indoor, Wi-Fi, range 7 m, setting: sensitivity, animal immunity
B.E.G. LC-Click-N 140
from $41.52 
infrared (PIR), light sensor, wired, outdoor, 1000 W, range 12 m, setting: time, illumination
Somfy IntelliTAG
from $54.46 
opening sensor, vibration sensor, wireless, outdoor, frequency 868 MHz, alert
Xiaomi Aqara Water Leak Sensor T1
from $20.99 
leakage sensor, wireless, indoor, Zigbee
TP-LINK Tapo T100
from $37.75 
motion Sensor, wireless, indoor, frequency 868 MHz, range 7 m, setting: sensitivity
Xiaomi Aqara Door and Window Sensor T1
from $19.99 
opening sensor, wireless, indoor, Zigbee
B.E.G. LC-Click-N 200
from $61.10 
infrared (PIR), light sensor, wired, outdoor, 1000 W, range 12 m, setting: time, illumination
Xiaomi Aqara Temperature and Humidity Sensor T1
from $21.99 
temperature sensor, humidity sensor, wireless, indoor, Zigbee
STEINEL IS 180-2
from $55.37 
infrared (PIR), light sensor, wired, outdoor, 1000 W, range 12 m, setting: time, illumination
STEINEL IS 360-1 DE
from $60.39 
infrared (PIR), light sensor, wired, outdoor, 1000 W, range 8 m, setting: time, illumination
LEDVANCE 110DEG IP44
from $17.49 
infrared (PIR), light sensor, wired, outdoor, range 12 m, setting: time, illumination
Filters
Models
on sale all
Brands
Sonoff (features) 
motion sensors 
temperature sensors 
Out of stock
SI7021
humidity sensors 
Out of stock
SI7021
Questions and suggestions for model selection →