New Product Launch – The CHG300 & CHG300TC!

Designed for test chambers with volumes from 10 to 500 liters, the CHG300 and CHG300TC ensures precise climate regulation and is soon available in two models:
- CHG300: Humidity control
- CHG300TC: Humidity and temperature control
Key features:
- Individually placeable temperature & humidity sensor with closed loop regulation
- Intuitive touchscreen HMI for easy operation
- Internal data storage, external PC access & remote control
- Efficient constant air circulation to minimize carrier gas consumption
The CHG300 makes climate control in your test chambers more reliable, flexible, and user-friendly.
proUmid - Water Vapor Sorption and Analytics

As a leading German manufacturer, proUmid has been offering high-precision moisture sorption systems and humidity generators for demanding analytical applications for over 30 years. Our innovative solutions for dynamic vapor sorption (DVS) are used worldwide in industry and research to precisely analyze the moisture-induced behavior of materials. Discover quality and reliability that supports scientists and engineers in their challenges.
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Personalized Advice
We listen to your needs and work with you to create solutions that fit.
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Dedicated Support
We’re here for you with quick responses and personal attention.
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Strong Commitment to Quality
Our devices are known for their excellent build quality and high reliability.
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Built to Last
Some of our devices have been faithfully serving for more than 25 years—and continue to receive comprehensive hardware and software support.
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From water vapor sorption to humidity generators and custom analyses – our diverse portfolio offers the right solution for every need. Whether in pharmaceuticals, food research, building materials, or packaging industry: With our interactive Product Finder, simply answer a few targeted questions about your requirements and receive a tailored product recommendation.