{"title":"Adafruit ENS160 MOX Gas Sensor - Sciosense CCS811 Upgrade","handle":"adafruit-ens160-mox-gas-sensor-sciosense-ccs811-upgrade","url":"/products/adafruit-ens160-mox-gas-sensor-sciosense-ccs811-upgrade","description":"The Adafruit ENS160 is a fully integrated metal-oxide (MOX) gas sensor from ScioSense, designed as a drop-in upgrade for the now-discontinued CCS811. It combines multiple MOX sensing and heating elements on a single chip to provide detailed air quality readings including TVOC (Total Volatile Organic Compounds) and eCO2 (equivalent CO2) over I2C.\n\nThe ENS160 includes an on-chip microcontroller that manages the MOX heater plate and analogue-to-digital conversion, delivering processed air quality data directly over I2C. It also supports temperature and humidity compensation — feed in readings from an external humidity sensor for improved accuracy in varying environmental conditions.\n\nKey Features\n\n\nMulti-Element MOX Sensor – Multiple metal-oxide sensing elements for detailed air quality analysis\n\nTVOC and eCO2 Output – Processed volatile organic compound and equivalent CO2 readings\n\nRaw Resistance Values – Access to four raw resistance readings for custom analysis\n\nTemperature/Humidity Compensation – External RH% input for improved accuracy\n\nCCS811 Upgrade – Replacement for the discontinued ScioSense CCS811 (new driver code required)\n\nI2C Interface – Simple digital communication with on-chip signal processing\n\nSTEMMA QT / Qwiic – Dual I2C connectors for solderless daisy-chaining\n\n3.3V and 5V Compatible – On-board voltage regulator and level shifting\n\n\nIdeal For\n\nIndoor air quality monitoring\nHVAC and ventilation control systems\nEnvironmental sensing and data logging\nUpgrading existing CCS811-based designs\n\n\nPackage Contents\n\n1× Adafruit ENS160 MOX Gas Sensor Breakout – STEMMA QT\n\n\n\nNote: Like all VOC/gas sensors, the ENS160 has variability in readings. For precise measurements, calibrate against known sources. The ENS160 requires new driver code and is not a code-compatible drop-in for the CCS811.\n","vendor":"Adafruit","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":14388,"title":"Default Title","sku":"AF-5606","price":44.09,"on_sale":false,"in_stock":true,"available_quantity":40,"option1":"Default Title"}]}