sensor

frient Air Quality Sensor

frient

mid local: excellentFully controllable on your LAN with no internet dependency. Zigbee
Price
$79.95 verified Oct 29, 2026
HA fit
good
Offline
yes
Setup
easy
Hub needed
yes

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frient Air Quality Sensor Zigbee VOC sensor

Quick verdict

A handy Zigbee sensor for keeping tabs on indoor air quality without any cloud dependency. It tracks VOC levels, temperature, and humidity, giving you the data to build ventilation automations in Home Assistant. VOC sensing is not as precise as true CO2 monitoring, but for triggering a fan or opening a window, it gets the job done. Battery powered and compact enough to place in any room.

Standout: Zigbee air quality sensor covering VOC, temperature, and humidity for ventilation automations.

Notes last checked Oct 26, 2026.

Compatibility snapshot

Home Assistant goodReliable local integration with minor caveats (a hub, manual config, or polling). Core function works locally.
Apple Home noneNo official support on this platform.
Google Home noneNo official support on this platform.
Alexa noneNo official support on this platform.
Works offline yes
Setup easy
Extra hub needed yes
Power battery

Local control facts

  • Home Assistant: zha integration, Local Polling (home-assistant.io, checked Oct 10, 2026)
  • Zigbee2MQTT: supported device, listed as Develco AQSZB-110 (Air quality sensor) (zigbee2mqtt.io, checked Oct 10, 2026)

Why it stands out

  • monitors VOC, temperature, and humidity in a single Zigbee device
  • enables ventilation automations based on real air quality data
  • compact, battery-powered design that can be placed anywhere in a room

Reasons to hesitate

  • VOC sensing is less precise than dedicated CO2 sensors for ventilation decisions
  • requires a Zigbee coordinator hub
  • no display, so you need Home Assistant or a dashboard to view readings

Best for

  • Home Assistant users who want to automate ventilation based on indoor air quality
  • EU households looking for a local, cloud-free environmental sensor

Avoid if

  • you want precise CO2 readings. A dedicated NDIR CO2 sensor like an AirGradient is better
  • you want a sensor with a built-in display for at-a-glance readings

Privacy and local-control notes

Local-only Zigbee sensor. No cloud account, no internet dependency, no external data sharing.

Home Assistant support: supported · integration path: ZHA / Zigbee2MQTT.

Buying reality check

Price notes: Mid-range pricing for a multi-function environmental sensor. Cheaper than dedicated CO2 monitors but less precise for that specific measurement. On October 26, 2026 Amazon had it at $79.95 with only a few left.

Verified price reads: lowest seen $79.95, latest $79.95 on Oct 29, 2026.

  • Oct 29, 2026$79.95amazon
  • Oct 22, 2026$79.95amazon
  • Oct 15, 2026$79.95amazon
  • Oct 8, 2026$79.95amazon
  • Oct 7, 2026$79.95amazon
  • Oct 6, 2026$79.95amazon
  • Oct 5, 2026$79.95amazon
  • Oct 4, 2026$79.95amazon

Compare side by side: see sensor comparisons →

Verified against

The compatibility notes above have not been through the source audit yet. The manufacturer's page is here; the notes were last checked Oct 26, 2026.

Spotted something wrong? Report an error on this page and I will check it against the source and fix it.

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