Here we want to give an overview of current and out-of-production AirGradient monitor models.
Current Mainline Models
These models are the main products of AirGradient and under the CC-BY-SA open-source hardware license. Available in the AirGradient Shop.
| Model | Model Number | Features | AQ Parameters | License | Maintenance |
|---|---|---|---|---|---|
| AirGradient ONE (Generation 9) | I-9PSL-DE | Indoor Monitor with LED Bar and Display | PM, CO2, TVOC, NOx, Temperature, Humidity | Open-source (CC-BY-SA) | Actively maintained |
| AirGradient Open Air (Generation 1) | O-1PST | Outdoor Monitor | PM, CO2, TVOC, NOx, Temperature, Humidity | Open-source (CC-BY-SA) | Actively maintained |
| AirGradient DIY-Basic (Generation 4) | DIY-BASIC-I-4.0PS | Indoor Monitor | PM, CO2, Temperature, Humidity | Open-source (CC-BY-SA) | Actively maintained but limited functionality |
Current Special Models
Special models available on request.
| Model | Model Number | Features | AQ Parameters | License | Maintenance |
|---|---|---|---|---|---|
| AirGradient Open Air | O-1PPT | Outdoor Monitor with dual PM | 2xPM, TVOC, NOx, Temperature, Humidity | Open-source (CC-BY-SA) | Actively maintained |
| AirGradient Open Air | O-1P | Outdoor Monitor only PM | PM, Temperature, Humidity | Open-source (CC-BY-SA) | Actively maintained |
| AirGradient ONE | I-9PSL-DE-CE | Indoor Monitor with Cellular and LED Bar and Display | PM, CO2, TVOC, NOx, Temperature, Humidity | Closed-source | Actively maintained |
| AirGradient ONE (Generation 9) | I-9PSL | Indoor Monitor with LED Bar and without Display | PM, CO2, TVOC, NOx, Temperature, Humidity | Closed-source | Actively maintained |
| AirGradient Open Air | O-1PST-CE | Outdoor Monitor with Cellular | PM, CO2, TVOC, NOx, Temperature, Humidity | Closed-source | Actively maintained |
| AirGradient Open Air | O-1S-CE | Outdoor CO2 Monitor with Cellular (low power) | CO2 (SenseAir Sunrise/Sunlight), Temperature, Humidity | Closed-source | Actively maintained |
Out-of-production Models
| Model | Model Number | Features | AQ Parameters | License | Maintenance |
|---|---|---|---|---|---|
| AirGradient ONE | 8PSL | Indoor Monitor with LED Bar but no Display | PM, CO2, TVOC, Temperature, Humidity | Closed-source | Only security updates |
| AirGradient ONE | 8PSL-DE | Indoor Monitor with LED Bar and Display | PM, CO2, TVOC, Temperature, Humidity | Closed-source | Only security updates |
| AirGradient ONE | 8PSLM | Indoor Monitor (Modbus Version) with LED Bar | PM, CO2, TVOC, Temperature, Humidity | Closed-source | Only security updates |
| AirGradient DIY Pro 4.2 | DIY-PRO-I-3.2PS | Indoor Monitor with Display (no LED bar) | PM, CO2, TVOC, Temperature, Humidity | Open-source (CC-BY-SA) | Partially maintained |
| AirGradient DIY Pro 3.7 | DIY-PRO-I-3.7PS | Indoor Monitor with Display (no LED bar, push button but differently connected from 4.2+) | PM, CO2, TVOC (Optional), Temperature, Humidity | Open-source (CC-BY-SA) | Partially maintained |
| AirGradient DIY Pro 3.3 | DIY-PRO-I-3.3PS | Indoor Monitor with Display (no LED bar, no push button) | PM, CO2, TVOC (Optional), Temperature, Humidity | Open-source (CC-BY-SA) | Partially maintained |
| AirGradient DIY-Basic (Generation 1-3) | - | Indoor Monitor | PM, CO2, Temperature, Humidity | Open-source (CC-BY-SA) | Software compatible with current generation 4 version |
| AirGradient Gen 1-7 | - | Indoor Monitor | PM, CO2, Temperature, Humidity | Closed-source | Only security updates |