Air quality sensor

Connectivity: Z-WaveCategory: Sensor

Z-WaveCertified

App supportiOSRecently updated· May 2026

Air quality sensor SZ-AIR-HTQ01 is a multifunctional sensor that measures the following parameters: temperature, relative humidity, CO2 and tVOC. The sensor supports the Z-Wave Plus v2 protocol, which means support for encryption and firmware updates «Over The Air» (OTA update). The device can operate in any Z-Wave network with certified devices from any other manufacturer. The device uses Z-Wave series 700 chip.

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It works locally over Z-Wave, so it keeps running even if Eltex shuts down the app or the servers. Nothing here ties you to a single company's survival.