Lutron MCH-383SD CO2, Humidity & Temperature Data Recorder
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Prices updated: 13 Oct 2026
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About this product
The Lutron MCH-383SD is a CO2, humidity and temperature meter that logs readings to an SD card with date and time stamps. Data can be exported to Excel without extra software. All three values appear on one LCD, and it runs on six AAA batteries or a 9 V adapter. It suits indoor air quality monitoring.
Specifications
- CO2 range
- 0-4000 ppm
- Humidity range
- 10-90 %RH
- Temperature range
- 0-50.0 °C (°C/°F selectable)
- Data storage
- SD card with date and time
- Power
- 6 x 1.5 V AAA battery or 9 V adapter
Frequently asked questions
Do I need special software to read the recorded data?
No. According to the listing, the data can be downloaded to Excel without extra software.
What power options does it support?
It uses six DC 1.5 V AAA batteries, with a clock backup battery, or a DC 9 V adapter.
