High-Precision Air Quality Sensor with CO2/TVOC/Temperature/Humidity Detection for Arduino, Smart Home Environmental Monitor
Ens160 is a digital multi gas sensor specially designed for indoor air quality monitoring. It can best detect a variety of gases and volatile organic compounds (VOCs), including toluene, hydrogen, ethanol, NO2 and ozone. The air quality sensor is used for home and building automation, consumer goods, electrical appliances and air purificationDetection of reducing (VOC) and oxidizing gases (such as NO2)MOX supports up to 4 independent gas sensorsIntegrated sensor measurement and heater drive cont
- High-precision sensing output for advanced robotic control
- Dual-voltage logic compatibility supporting 3.3V and 5.0V inputs
- Integrates easily with standard I2C and SPI serial interfaces
- Ultra-compact form factor suitable for miniature space setups
- Factory-calibrated for immediate out-of-the-box prototyping
- Low power consumption ideal for battery-operated smart devices
- Robust electromagnetic interference (EMI) shield shielding
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(855) I-BUY-ROBO (855) 428-9762Ens160 is a digital multi gas sensor specially designed for indoor air quality monitoring. It can best detect a variety of gases and volatile organic compounds (VOCs), including toluene, hydrogen, ethanol, NO2 and ozone. The air quality sensor is used for home and building automation, consumer goods, electrical appliances and air purification
Detection of reducing (VOC) and oxidizing gases (such as NO2)
MOX supports up to 4 independent gas sensors
Integrated sensor measurement and heater drive control
Integrated pre calibrated sensor fusion and automatic baseline correction algorithm
Multiple IAQ outputs (TVOC, ec02, AQL)
12C and SPI interface
< 1 minute warm-up
< 1 hour start
High resistance to siloxane and humidity
benefit
Ease of use. Selection of multi standard air quality signal
Easy integration. No software library is required, which has no impact on the host CPU
Ideal for fast response systems
Safe use of daily necessities
Suitable for flexible and robust design
Product characteristics
Ambient - 40 to + 85 ° C / 5 to 95% RH
VDD1. 71 to 1.98v



Use Cases
Autonomous navigation, self-balancing robots, drone flight stabilization, obstacle avoidance, and IoT tracking applications.
Compatibility Notes
Fully compatible with Arduino, Raspberry Pi, ESP32, STM32, and standard 3.3V/5V microcontroller logic levels.
Frequently Asked Questions
Yes, it communicates over standard I2C/SPI pins and works seamlessly with the Arduino IDE and library frameworks.
It is designed to work safely on both 3.3V and 5V power rails, offering wide logic-level compatibility.
The module comes pre-calibrated from the factory, but you can implement software calibration offsets in your code for higher precision in custom environments.
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