Download centerFiltersDocument categoryDrivers and Sample CodeDatasheetApplication noteGuideSoftwareDrawings/CADCertificateFlyerGuideQuick start guide SEK-STC42A02/2026 · PDF · 624.8 KBHydrogen / STC42x / SEK-STC42A02/2026PDF624.8 KBCertificateRoHS, REACH and Hal-Free declaration Thermal Conductivity Sensor12/2025 · PDF · 94.5 KBCO₂ sensors / Hydrogen / SEK-STC31 / STC31 / STC32 / STC42x12/2025PDF94.5 KBFlyerHyundai Kefico x Sensirion flyer03/2023 · PDF · 2.6 MBHydrogen03/2023PDF2.6 MBHyundai Kefico x Sensirion flyer Japanese03/2023 · PDF · 2.8 MBHydrogen03/2023PDF2.8 MBIndoor air quality brochure11/2025 · PDF · 7.0 MBHumidity sensors / Temperature sensors / NOx & VOC sensors / CO₂ sensors / Particulate matter sensors / Hydrogen / SCD30 / SCD4x / SCD4x Gadget / SEK-SEN6x / SEK-STCC4 / SEN5x / SEN6x / SFA30 / SFA40 / SGP4x / SHT4x / SPS30 / STCC411/2025PDF7.0 MBHomeProductsDownload center