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The Climatic Test Chamber is designed to simulate controlled environmental conditions including temperature, humidity, and cyclic climate changes for product reliability and durability testing.

Our systems support precise temperature and humidity control, ensuring compliance with international testing standards for accelerated environmental simulation.

What Is a Climatic Test Chamber?

A climatic test chamber is an environmental simulation system designed to replicate controlled temperature and humidity conditions for product reliability testing.

It is widely used to evaluate how materials, components, and finished products perform under extreme environmental stress conditions such as:

• High and low temperature cycling

• Humidity exposure

• Condensation and thermal stress

• Long-term aging simulation

This type of testing is essential for ensuring product stability before market release.

Working Principle of Climatic Test Chamber

Temperature Control System

The chamber uses a closed-loop refrigeration and heating system to achieve precise temperature regulation.

Humidity Generation System

Humidity is generated through steam or ultrasonic humidification systems, ensuring stable RH control across test cycles.

Airflow Circulation Design

Uniform airflow ensures consistent environmental conditions throughout the chamber space, eliminating test deviation.

Sensor Feedback Control

High-precision sensors continuously monitor temperature and humidity to maintain stability within tight tolerance ranges.

Why Climatic Testing Matters：

Climatic testing helps manufacturers identify:

• Moisture-induced failures

• Thermal expansion / contraction issues

• Corrosion risks

• Seal degradation

• Material deformation

• Early-life product failures

By simulating real environmental exposure, climatic testing improves product quality and field reliability.

 Climatic Chamber vs Environmental Chamber：

Why Choose TestEQ Climatic Chambers

• Aerospace-grade refrigeration technology

• Industry-leading temperature/humidity stability

• Advanced airflow uniformity design

• Long-life compressor and refrigeration system

• Custom engineering for demanding test requirements

• Proven deployment in high-reliability industries

Optional Configurations：

• Rapid temperature change upgrade

• LN₂ / CO₂ assisted cooling

• Low humidity package (<10%RH)

• Multi-zone independent control

• Remote monitoring / Ethernet / IoT

• Explosion-proof design for battery testing

Supported Test Standards

• IEC 60068-2-1

Evaluates product performance and reliability under low-temperature conditions to verify resistance against cold environments and thermal stress.

• IEC 60068-2-2

Tests product durability under high-temperature environments to assess thermal resistance, material stability, and operational reliability.

• IEC 60068-2-14

Evaluates the ability of products to withstand rapid temperature variations and thermal cycling conditions.

• IEC 60068-2-78

Assesses product reliability under steady-state high humidity and elevated temperature conditions to identify moisture-related failures.

• MIL-STD-810H

A military environmental testing standard used to evaluate equipment performance under extreme environmental conditions, including temperature, humidity, altitude, vibration, and shock.

• JESD22-A101

A semiconductor reliability test method used to evaluate moisture resistance and long-term reliability of semiconductor devices under temperature, humidity, and electrical bias conditions.

• ISO 16750（Road vehicles — Environmental conditions and testing）

Defines environmental testing requirements for electrical and electronic components used in road vehicles, including temperature, humidity, vibration, mechanical stress, and chemical exposure.

• RTCA DO-160（Environmental Conditions and Test Procedures for Airborne Equipment）

Specifies environmental qualification testing requirements for airborne electronic equipment, including temperature, altitude, humidity, vibration, shock, and other aircraft operating conditions.

Internal Linking Module

Recommended Equipment

• Thermal Cycle Testing Chamber

For accelerated reliability and ESS testing with rapid temperature transitions up to 25°C/min. Ideal for electronics, automotive, semiconductor and aerospace applications.

• Walk-In Environmental Test Chamber

Designed for large-scale environmental simulation of complete products, battery packs, automotive components and industrial equipment under temperature and humidity conditions.

Related Standards

• ISO 16750-4 Climatic Test Chamber Test Method

Automotive environmental testing standard covering temperature cycling, humidity testing and durability validation of vehicle electronic components.

• IEC 60068 Environmental Testing Standard

Comprehensive international environmental testing standard covering temperature, humidity, thermal cycling, vibration and reliability qualification testing.

Technical Resources

• What Is an Environmental Chamber?

Learn the fundamentals of environmental simulation, temperature humidity testing, and reliability qualification for industrial products.

• Temperature Humidity Bias Test (THB): Complete Guide to Standards, Procedure and Applications

Discover THB testing principles, JEDEC standards, test procedures, failure mechanisms and reliability applications for semiconductor and electronic products.

FAQ：

1.What is a climatic test chamber?

A climatic test chamber simulates controlled temperature and humidity conditions to evaluate product reliability under environmental stress.

2.What is the difference between a climatic chamber and an environmental chamber?

A climatic chamber typically focuses on temperature and humidity simulation, while environmental chambers may include additional stress factors such as vibration, altitude, or salt spray.

3.What industries use climatic test chambers?

Industries include electronics, automotive, aerospace, defense, battery manufacturing, pharmaceuticals, and materials research.

4.What humidity range can a climatic chamber achieve?

Most standard chambers provide humidity control from 10%RH to 98%RH, with lower humidity options available upon request.

5.How do choose the right climatic chamber?

Selection depends on:

• Product size

• Required temperature range

• Humidity requirements

• Test standards

• Ramp rate needs

6. What tests can be performed in a climatic test chamber?

A climatic test chamber can perform various reliability tests, including temperature cycling, humidity exposure, thermal aging, condensation testing, and environmental durability evaluation. These tests help identify potential failures caused by climate-related stresses before products enter the market.

7. What are the common standards for climatic test chamber testing?

Common standards used with climatic test chambers include IEC 60068 environmental testing standards, ISO 16750 for automotive components, JEDEC JESD22 for semiconductor reliability testing, and MIL-STD-810H for military and aerospace environmental evaluation.

8. How long does a climatic test chamber test usually take?

The duration of a climatic chamber test depends on the test method, temperature and humidity conditions, number of cycles, and product requirements. Short-term screening tests may take several hours, while reliability qualification tests can require days or weeks for long-term environmental stress evaluation.

Applications：

Climatic test chambers are widely used in industrial reliability testing, including:

• Electronics reliability testing

• Automotive component validation

• Aerospace environmental simulation

• Battery and EV testing

• Material aging and durability studies

• Pharmaceutical stability testing

• Packaging and transportation simulation

These tests help manufacturers detect early failure modes and improve product durability.

Call To Action：

Looking for a Reliable Climatic Test Chamber?

Whether you need a benchtop temperature humidity chamber, a walk-in environmental test chamber, or a custom reliability testing solution, TestEQ can provide tailored systems to meet your testing requirements.

With over 20 years of experience in environmental simulation, our chambers support international standards including IEC 60068, ISO 16750, MIL-STD-810, JEDEC, and RTCA DO-160.

• Temperature Range from -70°C to +180°C

• Humidity Range from 10% to 98% RH

• Custom Sizes Available

• CE Certified & Global Export Support

• Fast Technical Response from Engineers

Tell us your test standard, sample size, temperature range, and humidity requirements. Our engineering team will recommend the most suitable solution within 24 hours.

"Contact our engineers today for customized climatic test chamber solutions tailored to your application."