SCD4xBack to catalogFiltersProduct categoryCO₂ sensors5Humidity sensors0Temperature sensors0NOx & VOC sensors0Formaldehyde sensors0Particulate matter sensors0Liquid flow sensors0Differential pressure sensors0Gas flow sensors0Mass flow controllers0Gas metering solutions0Refrigerants sensors0ClassEvaluation kit1Sensor4Accessory0Development board0Reference design0Product statusNew2Active2Obsolete1Upcoming0Not recommended for new designs0Last time buy0InterfaceI²C2Sensibus0PWM0SDM0UART0RS2320RS4850Switch0Device net0IO link0ModBus0Analog voltage0Analog current0NewCompare SCD43High CO₂ accuracy with comprehensive building standard compatibilitySpecified CO₂ Measurement Range400 - 5000 ppmSize (LxWxH)10.1 x 10.1 x 6.5 mmAccuracy±30.0 ppm ±3.0 %m.v.Response time(τ63%)60 sSupply voltage2.4 - 5.5 VAverage supply current15 mAOperating temperature range [°C]-10 - 60 °CSensorCO₂ sensorsNewCompare SEK-SCD43Evaluation kit for SCD43 CO2 sensorsThe SEK-SCD43, with a SCD43 integrated on a development board, enables fast testing of the SCD43 for different applications. Includes:1x SCD43 development board1x adapter cable1x jumper wire setSEK-SensorBridge requiredEvaluation kitCO₂ sensorsCompare SCD41Improved CO₂ accuracy with extended measurement range and single-shot modeSpecified CO₂ Measurement Range400 - 5000 ppmSize (LxWxH)10.1 x 10.1 x 6.5 mmAccuracy±50.0 ppm ±2.5 %m.v.Response time(τ63%)60 sSupply voltage2.4 - 5.5 VAverage supply current15 mAOperating temperature range [°C]-10 - 60 °CSensorCO₂ sensorsCompare SCD40Compact & cost-effective photoacoustic NDIR CO₂ sensorSpecified CO₂ Measurement Range400 - 2000 ppmSize (LxWxH)10.1 x 10.1 x 6.5 mmAccuracy±50.0 ppm ±5.0 %m.v.Response time(τ63%)60 sSupply voltage2.4 - 5.5 VAverage supply current15 mAOperating temperature range [°C]-10 - 60 °CSensorCO₂ sensorsObsoleteCompare SCD42CO₂ accuracy of ± 75 ppm @400-1000 ppmSpecified CO₂ Measurement Range400 - 2000 ppmSize (LxWxH)10.1 x 10.1 x 6.5 mmAccuracy±75.0Response time(τ63%)60 sSupply voltage2.4 - 5.5 VAverage supply current18000 uAOperating temperature range [°C]-10 - 60 °CSensorCO₂ sensors