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Thermal Cycling Chamber for ESS & Reliability Testing

Key Advantages:

Rapid Temperature Range: -70℃ to +180℃( 200℃ is optional) 

Rapid temperature ramp rates: 5–30°C/min    

Temperature Fluctuation : ≤± 0.5℃     

Temperature Deviation: ≤± 2.0℃     

Temperature Uniformity: ≤2.0℃ 

Humidity Range (%RH)※2: 10%~98% RH     

Noise test:≤ 68dB

Designed for continuous thermal cycling testing

Supports MIL-STD-810, IEC 60068, JESD22

Energy-efficient airflow and refrigeration system

Customizable chamber sizes and configurations


Key Specifications of Thermal Cycling Chamber:

Serial
number
Capacity ( m³ )0.81.0 
1 ModelESS ChamberEATH800-40W5EATH800-40W10EATH800-40W15EATH1000-40W5EATH1000-40W10EATH1000-40W15
EATH800-55W5EATH800-55W10EATH800-55W15EATH1000-55W5EATH1000-55W10EATH1000-55W15
2Internal Dimension
WxHxD (mm)
1000x1000x8001000x1000x1000
3External Dimension
WxHxD (mm)
1200x900x26701200x900x26701200x930x28701200x900x19701200x1900x28701200x1900x2870
4Performance Example(-70 to 180, Satisfy test standard IEC60068 )
5 Temperature Range -70℃ to +180℃( 200℃ is optional)
6Temperature Fluctuation≤ ± 0.5℃
7Temperature Deviation≤ ± 2.0℃
8Temperature Uniformity≤  2.0℃
9Airflow200L/Sec Cold Fusion800L/Sec Cold Fusion
10

Temperature raising /falling speed : 5℃ up to 25℃/minute 

(Hot sales:  5℃/minute, 10℃/minute, 15℃/minute,20℃/minute,25℃/minute; Special fields for 30℃/minute)


Support:

※3 Linear control  with loading  or without loading 

※3  Whole average with loading or without loading

11

Temperature change range:

-40°C to +85°C -Popuplar range ;

-45°C to +85°C(+125℃);   

-55°C to +85°C(+125℃)-Military level;

12Humidity Range (%RH)※2 10% to 98% RH
13Humidity Uniformity±1.0 % RH
14Relative Humidity Deviation ≤+2.0% ~ -3%RH (humidity>75%RH)
≤±5.0%RH (humidity≤75%RH)
15Water Supply MethodPump Supply
16Window sizer
WxH(mm)
  380x520
17Power  AC380V; 3 phase 5 lines ; 50/60HZ
18※1 The temperature chambers model is EAT-Series
※2 This indicator only applies to the humidity test chamber

Opening:

The Thermal Cycling Chamber is designed to simulate repeated temperature changes between extreme conditions, enabling engineers to evaluate product reliability under thermal stress.

With rapid temperature change rates up to 30°C/min and a wide range from -70°C to +180°C, this chamber is ideal for Environmental Stress Screening (ESS), product validation, and lifecycle testing across electronics, automotive, and aerospace industries.


Designed for Environmental Stress Screening (ESS):

Thermal cycling is a critical method in Environmental Stress Screening (ESS), where products are exposed to repeated temperature variations to identify latent manufacturing defects.

This process helps:

  • Detect early-life failures

  • Improve product reliability

  • Reduce warranty risks

  • Optimize product design


Why Choose Our Thermal Cycling Chamber:

  • Achieve up to 30°C/min rapid temperature cycling

  • Reduce testing time and improve efficiency

  • Stable airflow system ensures uniform testing

  • Designed for long-term continuous operation

  • Advanced thermal control for high-precision testing

  • Custom engineering solutions for complex applications


 Optional Configurations:

  • High ramp rate upgrade (≥30°C/min)

  • Multi-zone temperature control

  • Liquid nitrogen (LN₂) assisted cooling

  • Remote monitoring & IoT integration

  • Large walk-in chamber customization


FAQ:

What is a thermal cycling chamber?

A thermal cycling chamber is used to test how products respond to repeated temperature changes, simulating real-world environmental conditions.


What is thermal cycling testing?

Thermal cycling testing evaluates material expansion, contraction, and fatigue caused by continuous temperature variations.


What ramp rate is required for ESS testing?

Typical ESS testing requires ramp rates between 10–30°C/min, depending on product standards and testing goals.


What standards does this chamber support?

This chamber complies with MIL-STD-810, IEC 60068, JESD22, and other international standards.


How to choose a thermal cycling chamber?

Key selection factors include:

  • Temperature range

  • Ramp rate

  • Chamber size

  • Uniformity

  • Applicable standards

Applications:

The thermal cycling chamber is widely used in:

  • Semiconductor reliability testing (JEDEC JESD22)

  • Automotive electronics testing (ECU, sensors, controllers)

  • Aerospace & avionics validation (DO-160)

  • Battery & EV system testing

  • PCB & solder joint fatigue testing

  • Consumer electronics durability testing


Call To Action:

"[Request a custom thermal cycling chamber solution today]" Our engineers will help you select the optimal configuration based on your testing requirements.

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