Datasheet SGP40 Datasheet 09/2021 PDF 935.9 KB Compliance of Sensirion’s VOC Sensors with RESET and WELL Application note 04/2023 PDF 748.3 KB Transitioning from SGP30 to SGP40 Application note 12/2020 File - Handling and Assembly Instructions User guide 04/2023 PDF 365.1 KB Quick testing guide SGP40 User guide 08/2020 PDF 459.9 KB Arduino driver SGP40 Software 04/2022 Link - Embedded drivers SGP40 Software 11/2021 Link - Gas index algorithm Software 12/2021 Link - Raspberry Pi drivers SGP40 Software 11/2021 Link - Product Flyer SGP40 Flyer 04/2023 PDF 399.5 KB SEK-ControlCenter (all devices) Viewer software 10/2021 Link - How can air quality at home be improved? Application note 04/2022 PDF 260.1 KB How can I integrate Sensirion’s VOC and NOx sensors into my air purifier? Application note 04/2022 PDF 249.8 KB How can I make my air purifier smart/efficient? Application note 04/2022 PDF 215.4 KB Is it possible to map the output of a MOX sensor to a norm? Application note 04/2022 PDF 258.0 KB What are oxidizing gases? Application note 04/2022 PDF 214.8 KB What are reducing gases? Application note 04/2022 PDF 332.0 KB What is a metal oxide (MOX) sensor? Application note 04/2022 PDF 288.2 KB What is Sensirion’s NOx Index? Application note 04/2022 PDF 341.2 KB What is Sensirion’s VOC Index? Application note 04/2022 PDF 300.4 KB Design-in guide SGP4x User guide 08/2020 PDF 304.4 KB Testing guide SGP4x User guide 03/2021 PDF 507.9 KB STEP file SGP40 CAD 10/2021 STEP 1.3 MB REACH and RoHS declaration SGP Certificate 02/2024 PDF 102.5 KB Flyer SGP4x Chinese Flyer 02/2024 PDF 1005.8 KB Gas sensors brochure Flyer 07/2021 PDF 996.5 KB Indoor air quality brochure Flyer 10/2021 Link 7.7 MB SGP4x evaluation kit Flyer 10/2020 PDF 1.7 MB