You searched forAll 32Products 7Applications 0Pages 0News 9Specialist articles 0Downloads 16Events 0People 07 ProductsSee all product resultsSCD40Compact & cost-effective photoacoustic NDIR CO₂ sensorSCD4xCO₂ sensorsSEK-SCD41Evaluation kit for SCD4x series CO2 sensorsSEK-SCDxxCO₂ sensorsSCD4x CO₂ GadgetSCD4x CO₂ Sensor DemonstratorSCD4x GadgetCO₂ sensorsSCD42CO₂ accuracy of ± 75 ppm @400-1000 ppmSCD4xCO₂ sensorsSCD41Improved CO₂ accuracy with extended measurement range and single-shot modeSCD4xCO₂ sensorsSCD43High CO₂ accuracy with comprehensive building standard compatibilitySCD4xCO₂ sensorsSEK-SCD43Evaluation kit for SCD43 CO2 sensorsSCD4xCO₂ sensors9 NewsSee all news resultsNewsSensirion launches SCD43 CO₂ sensor with stringent building standard compabilityRead morePress releaseAccuracy you can trust, building standard compatibility you need: Sensirion launches upgraded photoacoustic CO2 sensorRead moreNewsSensirion inside: Qingping Air Monitor 2Read morePress releaseSensirion and AirTeq collaborate for the launch of the new best in class indoor air quality monitor AirCheq ProRead morePress releaseCO₂ sensor for US HVAC applications is now available globallyRead morePress releaseOne billion sensors on the marketRead morePress releaseFirst miniaturized CO₂ sensors are now available globallyRead morePress releaseMiniature CO₂ sensor: SCD4x Evaluation kit available nowRead morePress releaseSensirion supports Swiss schools with free CO₂ monitoring sensorsRead more16 DownloadsSee all download resultsAltium footprint SCD4xLink•-CO₂ sensors / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD41Link-Arduino driver SCD4xLink•-CO₂ sensors / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD41Link-Arduino snippets SCD4xLink•-CO₂ sensors / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD41Link-BLE gadget SCD4xLink•-CO₂ sensors / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SCD4x CO₂ Gadget / SEK-SCD41Link-Calibration certification SCD4x05.2022•PDF•118.0 KBCO₂ sensors / SCD4x Gadget / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD4105.2022PDF118.0 KBDatasheet SCD4x04.2025•PDF•1.2 MBSCD4x / SCD40 / SCD41 / SCD43 / SEK-SCD4104.2025PDF1.2 MBDesign-in guide SCD4x01.2021•PDF•478.2 KBCO₂ sensors / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD4101.2021PDF478.2 KBEmbedded driver SCD4xLink•-CO₂ sensors / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD41Link-Handling instructions SCD4x02.2025•PDF•360.3 KBCO₂ sensors / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD4102.2025PDF360.3 KBLow power operation SCD4x07.2022•PDF•443.0 KBCO₂ sensors / SCD30 / ASP1400 / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD4107.2022PDF443.0 KBMakecode for micro:bit SCD4xLink•-CO₂ sensors / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD41Link-Python driver SCD4xLink•-CO₂ sensors / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD41Link-Load more
