Humidity Chamber

A Humidity Chamber (also known as a Humidity Test Chamber or Climatic Chamber) is a laboratory testing instrument used to simulate specific environmental conditions such as humidity, temperature, and moisture levels. It helps in analyzing how materials, products, or components perform when exposed to varying humidity and temperature conditions over time.

Humidity chambers are widely used in automotive, electronics, plastic, rubber, pharmaceutical, and packaging industries to test the durability, stability, and reliability of products under real-world environmental stress.

Purpose of a Humidity Chamber

The main purpose of a humidity chamber is to evaluate the resistance, performance, and lifespan of materials under fluctuating humidity and temperature levels. It ensures that products can withstand climatic variations during storage, transportation, and end-use conditions.

Common Test Objectives:

• Evaluate the corrosion resistance of metals and coatings.

• Determine moisture absorption in packaging materials.

• Check electronic components for humidity-induced failures.

• Analyze the aging and degradation of plastics, rubbers, and composites.

• Ensure pharmaceutical stability during shelf-life testing.

Humidity Chamber Working Principle

The working principle of a humidity chamber is based on the control and regulation of temperature and relative humidity (RH) inside a closed test chamber.

Process Overview:

1. Air Circulation: The chamber uses a fan or blower to circulate air evenly inside the test area, ensuring uniform temperature and humidity.

2. Temperature Control: A heating system (usually electric heaters) increases temperature, while a refrigeration system reduces it as needed.

3. Humidity Generation: Steam or water vapor is introduced through a humidifier system to increase moisture levels.

4. Dehumidification: A cooling coil or dehumidifier removes excess moisture when lower humidity levels are required.

5. Sensors and Controller: Digital sensors monitor and maintain precise temperature and humidity values through a programmable controller.

By adjusting these parameters, the humidity chamber can replicate a wide range of environmental conditions — from tropical climates to dry, arid environments.

Types of Humidity Chambers

There are several types of humidity chambers, each designed for specific testing needs:

1. Constant Humidity Chamber

Maintains a fixed temperature and humidity level throughout the test duration. Used for steady-state tests and long-term stability studies.

2. Programmable Humidity Test Chamber

Also known as a Cyclic or Dynamic Humidity Chamber, it allows users to program multiple temperature and humidity cycles to simulate real-life environmental fluctuations.

Modern Programmable Humidity Test Chambers feature touch-screen interfaces, data logging, and computer connectivity for precise control and automation.

3. Walk-in Humidity Chamber

Large-scale chambers designed for testing bulky equipment, automobile parts, or large packaging materials.

Programmable Humidity Test Chamber

A Programmable Humidity Test Chamber is an advanced model equipped with a PID-based controller and touchscreen display that allows users to set customized test profiles. These chambers can automatically cycle through different humidity and temperature settings according to the desired test conditions.

Key Features:

• User-friendly HMI touchscreen controller

• High-precision humidity and temperature sensors

• Automatic data recording and USB output

• Stainless steel inner body for corrosion resistance

• Safety features like overheat protection and auto-cutoff

Applications:

• Automotive and aerospace component testing

• PCB and electronic device stability evaluation

• Rubber, plastic, and coating durability analysis

• Pharmaceutical and cosmetic product shelf-life testing

• Packaging material performance evaluation

Humidity Chamber Price

The Humidity Chamber Price in India depends on several factors such as chamber size, control system, humidity range, and brand reputation.

Approximate Price Range (India):

Prices vary depending on the level of automation, build quality, and calibration certification. It is recommended to choose a humidity chamber manufacturer that offers reliable after-sales service and calibration support.

Humidity Chamber Supplier

Presto Group is one of the leading humidity chamber suppliers and manufacturers in India, known for delivering high-quality, precision-engineered environmental test chambers. Their programmable humidity chambers are designed as per international standards (ASTM, ISO, and BIS) and are trusted by industries for accurate environmental simulation testing.

Advantages of Using a Humidity Chamber

• Simulates real environmental conditions accurately

• Ensures product reliability and long-term performance

• Supports compliance with international testing standards

• Prevents product failures during storage or use

• Improves material formulation and product design

Conclusion

A Humidity Chamber is a vital testing instrument for evaluating how materials perform under varying humidity and temperature conditions. Whether it’s a Programmable Humidity Test Chamber for advanced research or a standard humidity chamber for routine testing, these instruments play a key role in product development and quality assurance.

By understanding the humidity chamber working principle and choosing a reliable humidity chamber supplier, manufacturers can ensure consistent, repeatable, and accurate testing results.

If you’re comparing humidity chamber prices, opt for a model that offers stable control, user-friendly operation, and long service life — ensuring maximum return on investment.

CTA (Call to Action):

Ensure your products withstand any climate conditions with reliable Humidity Chambers from Presto Group. We offer advanced Programmable Humidity Test Chambers designed for precision and performance.

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