CO2 Sensor "SACD Series"

Optimize the recirculation rate using real-time CO2 measurements to improve efficiency and indoor air quality!

last updated Apr 10, 2025

CO2 sensor "SCD30"

400-10000ppm, ±30ppm + 3% M.V. (reading value) CO2 accuracy! CMOSens technology applied to infrared detection.

last updated Mar 07, 2025

CO2 sensor "SCD40"

Meeting the needs of various customers! CO2 accuracy of 400-2000ppm, ±50ppm + 5% M.V. (reading value)

last updated Jul 23, 2025

CO2 sensor "SCD41"

Response time (τ63%) is 60s! High CO2 accuracy due to an extended measurement range and low power mode.

last updated Mar 07, 2025

CO2 sensor "SCD43"

High CO2 accuracy compliant with inclusive building standards! The freedom of design is maximized.

last updated Mar 07, 2025

CO2 sensor "STC31-C"

Accurate measurement of CO2 up to high concentrations! 0-100 vol%, ±0.2 - 2.0 vol% (reading value) CO2 accuracy.

last updated Mar 07, 2025

CO2 sensor "STCC4"

CO2 sensor for indoor air quality applications with a form factor!

last updated Mar 07, 2025

Circuit board "SCD4x CO2 Gadget"

Announcing the reference design for the SCD4x CO2 sensor! Equipped with an LED that indicates indoor air quality.

last updated Mar 07, 2025

CO2 Evaluation Kit "SEK-SCD30"

Three sensor signals based on Sensirion's CMOS technology! Extremely excellent stability.

last updated Mar 07, 2025

CO2 Evaluation Kit "SEK-SCD41"

High-speed automated low-cost assembly is possible! Built-in CO2 sensor.

last updated Mar 07, 2025

CO2 Evaluation Kit 'SEK-STC31-C'

Ideal for high concentration CO2 measurements! Reliable sensor output throughout the product's lifespan.

last updated Mar 07, 2025

Evaluation Kit "SEK-STCC4"

Enabling smooth testing across various applications.

last updated Aug 29, 2025

Environmental Sensor Node "SEN63C"

Ideal for applications requiring compliance with IAQ standards such as RESET!

last updated Jan 28, 2026