Sensirion - Smart Sensor Solutions

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11.02.2021Press release
Miniature CO₂ sensor: SCD4x Evaluation kit available now
We proudly present our SEK-SCD41 CO₂ sensor evaluation kit. It has been designed for easy and cost-efficient evaluation of Sensirion’s revolutionary SCD4x CO₂ sensor.
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Datasheet SCD4x 04.2025• PDF • 1.2 MB	SCD4x / SCD40 / SCD41 / SCD43 / SEK-SCD41	04.2025	PDF	1.2 MB
Low power operation SCD4x 07.2022• PDF • 443.0 KB	CO₂ / SCD30 / ASP1400 / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD41	07.2022	PDF	443.0 KB
Calibration certification SCD4x 05.2022• PDF • 118.0 KB	CO₂ / SCD4x Gadget / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SEK-SCD41	05.2022	PDF	118.0 KB
User guide SCD4x gadget 09.2021• PDF • 625.0 KB	CO₂ / SCD4x Gadget	09.2021	PDF	625.0 KB
BLE gadget SCD4x Link • -	CO₂ / SCD30 / SCD40 / SCD41 / SCD42 / SCD43 / SCD4x CO₂ Gadget / SEK-SCD41		Link	-

SEK-SCD43	Evaluation kit for SCD43 CO2 sensors	SCD4x	CO₂
SCD43	High CO₂ accuracy with comprehensive building standard compatibility	SCD4x	CO₂
SCD41	Improved CO₂ accuracy with extended measurement range and single-shot mode	SCD4x	CO₂
SCD42	CO₂ accuracy of ± 75 ppm @400-1000 ppm	SCD4x	CO₂
SCD4x CO₂ Gadget	SCD4x CO₂ Sensor Demonstrator	SCD4x Gadget	CO₂