Key Advantages
Large walk-in design for full product testing
Temperature Range：-70°C to 350°C
Dew Point Temperature Range：7℃ to 87℃
Extended Dew Point Conditions： -10℃
Humidity Range：5%～98% RH
Humidity Control：±2.5%RH
Humidity Uniformity：±1.0 % RH
Noise test：≤ 68dB
High uniformity and stability across a large area
Modular structure for custom room sizes
Efficient airflow and insulation system
Suitable for long-duration continuous testing
Key Specifications of Walk-In Environmental Chamber:
| Serial number | Capacity ( m³ ) | 6.0 | 18.9 | 25.7 | ||||
| 1 | Model | Walk in Environmental Chamber | EWTH7.8-20W | EWTH11.7-20W | EWTH15.6-20W | EWTH21.6-20W | EWTH29.4-20W | EWTH44.1-20W |
| EWTH7.8-40W | EWTH11.7-40W | EWTH15.6-40W | EWTH21.6-40W | EWTH29.4-40W | EWTH44.1-40W | |||
| EWTH7.8-65W | EWTH11.7-65W | EWTH15.6-65W | EWTH21.6-65W | EWTH29.4-65W | EWTH44.1-65W | |||
| 2 | Type A content volume | 7.8 | 11.7 | 15.6 | 21.6 | 29.4 | 44.1 | |
| 3 | Type B content volume | 6.8 | 10.2 | 13.6 | 18.9 | 25.7 | 38.6 | |
| 4 | Internal/External Dimension | Customized | ||||||
| 6 | Temperature Range | Low Temperature: ( A: 25°C; B: 0°C; C: -20°C ; D: -40°C; E: -60°C ; F: -70°C) High Temperature: 85°C ( 350°C is optional) | ||||||
| 7 | Humidity Range | 20%～98% RH （5% ～98% RH,is a special optional condition,need Dehumidifier) | ||||||
| 8 | Temperature Uniformity | ≦+/-2.0℃ | ||||||
| 9 | Temperature fluctuation | ≦+/-0.3℃ | ||||||
| 10 | Humidity fluctuation | ±3%RH | ||||||
| 11 | Humidity deviation | ≤ ±3%RH (humidity>75%RH); ≤+5%RH(humiditys75%RH) at no load, constant state | ||||||
| 12 | Cooling Time (No-Load Condition) | 25 → -20℃ | 45 Min | 60 Min | 75 Min | 40 Min | 50 Min | 70 Min |
| 25 → -40℃ | 60 Min | 75 Min | 90 Min | 105 Min | 60 Min | 80 Min | ||
| 25 → -60℃ | 100 Min | 120 Min | 140 Min | 105 Min | 135 Min | 160 Min | ||
| 13 | Heating Time (Min) 25 → +85℃ | 45 | 50 | 55 | 50 | 60 | 80 | |
| 14 | Power | AC380V: 3phase 5 lines : 50/60HZ | ||||||
| 15 | We possess the technical expertise to address integrated temperature-humidity control challenges in low-pressure environments. Contact our sales team for scenario-specific solutions. | |||||||
Opening:
The Walk-In Environmental Chamber is designed for large-scale environmental testing of complete products, assemblies, and systems. Unlike standard chambers, it provides a spacious test environment where operators can enter and conduct testing directly.
With a wide temperature range from -70°C to +150°C and optional humidity control, this chamber simulates real-world environmental conditions for automotive, aerospace, battery, and industrial applications.
What Is a Walk-In Environmental Chamber?
A Walk-In Environmental Chamber is a large-scale climate simulation system designed to test full-size products, assemblies, or batches under controlled temperature and humidity conditions.
Unlike benchtop or small test chambers, walk-in systems allow engineers to conduct full-scale reliability testing under real-world environmental stress conditions.
Typical applications include:
Automotive battery systems
Aerospace components
Energy storage systems
Electronics racks and modules
How Walk-In Environmental Chambers Work
A walk-in chamber integrates:
Refrigeration system (low-temperature control)
Heating system (high-temperature simulation)
Humidity generation system
Air circulation system (uniform distribution)
PLC / AI control system
Key principle:
Environmental conditions are uniformly distributed in a controlled sealed chamber to simulate real-world climate stress.
Structural Design:
The walk-in chamber features a modular panel structure, allowing flexible installation and expansion:
High-performance insulated panels
Anti-slip floor design
Airtight door with safety lock
window with heating function
Internal lighting system
Designed for Large-Scale Testing
Walk-in chambers are ideal when:
Test samples are too large for standard chambers
Multiple products need to be tested simultaneously
Long-duration stability testing is required
Real operating conditions must be simulated
How to Choose a Walk-In Environmental Chamber
Selecting a walk-in environmental chamber requires evaluating several key factors:
1. Chamber size and test volume
Large products such as EV battery packs, vehicles, aerospace systems and industrial equipment require customized chamber dimensions.
2. Temperature range
Typical systems support -70°C to +150°C, while special applications may require wider ranges.
3. Humidity control capability
Humidity stability and uniformity are critical for climate reliability testing.
4. Testing standards
Engineers should consider IEC 60068, MIL-STD-810H, ISO 16750 and industry-specific requirements.
5. Future expansion
Modular walk-in designs allow additional zones, vibration integration or altitude simulation.
Walk-In Chamber vs Standard Chamber:
| Feature | Walk-In Chamber | Standard Chamber |
|---|---|---|
| Test Size | Large systems/products | Small components |
| Operator Access | Human entry | Front access |
| Capacity | Several m³ to thousands m³ | Hundreds to thousands L |
| Application | EV pack, vehicle, aerospace | Electronics, components |
| Customization | High | Limited |
Industry Standards Compliance
Walk-In Environmental Chambers support international testing standards:
IEC 60068 Environmental Testing Standards
MIL-STD-810 Environmental Engineering Tests
MIL-STD-810H Military & aerospace
ASTM D4332 Conditioning of Containers
ISO 16750 Road Vehicle Environmental Testing
JESD22 Semiconductor reliability
These standards ensure repeatable and globally recognized test results.
Why TestEQ Walk-In Environmental Chambers
TestEQ provides engineering-grade customization for industrial testing systems.
Key advantages:
Fully customized chamber size and configuration
High thermal uniformity control system
Energy-efficient refrigeration design
Stable long-term reliability performance
Engineering support for non-standard testing requirements
Optional Configurations:
Rapid temperature change (custom ramp rate)
Integrated humidity control system
LN₂ cooling system (ultra-low temperature)
Multi-zone independent control
Remote monitoring & IoT system
FAQ:
1.What is a walk-in environmental chamber?
A walk-inenvironmental chamber is a large testing room that allows engineers to enter and test full-size products under controlled temperature and humidity conditions.
2.What industries use walk-in chambers?
Industries include automotive, aerospace, battery, electronics, and energy systems.
3.Can the chamber be customized?
Yes, chamber size, temperature range, humidity, and configurations can be fully customized.
4.What is the difference between walk-in and reach-in chambers?
Walk-in chambers are large enough for personnel entry, while reach-in chambers are compact and designed for smaller samples.
5.What temperature range is available?
Typically from -70°C to +150°C, with customization options available.
6. What testing standards are commonly used with walk-in environmental chambers?
Walk-in environmental chambers are commonly used for environmental reliability testing based on international standards such as IEC 60068, MIL-STD-810H, ISO 16750, and JESD22. The chamber configuration can be designed according to specific test requirements, including temperature cycling, humidity exposure, and long-duration reliability validation.
7. How do engineers select the right walk-in environmental chamber size?
Engineers should consider the product dimensions, test quantity, required airflow conditions, temperature uniformity, and future expansion needs when selecting a walk-in environmental chamber. Custom chamber designs can support large components, battery packs, vehicles, and complete systems.
8. Can walk-in environmental chambers be integrated with other testing systems?
Yes. Walk-in environmental chambers can be integrated with additional systems such as vibration testing, altitude simulation, battery safety monitoring, data acquisition systems, and customized test fixtures to create complete environmental reliability testing solutions.
Internal Linking Module
Recommended Equipment
Used for rapid temperature shock testing, suitable for reliability verification of electronic, automotive, and aerospace components.
Used for Environmental Stress Screening (ESS), it accelerates the exposure of product defects and improves product reliability upon delivery.
Related Standards (Testing Standards)
Internationally recognized environmental testing standards covering various reliability testing methods, including temperature, humidity, and vibration.
Military environmental adaptability testing standards are widely used in the verification of aerospace and military equipment.
Resources (Technical Resources)
Detailed analysis of the principles, applications, and common failure modes of temperature cycling testing.
Help engineers quickly select the appropriate type of environmental test chamber (walk-in/standard/customized).
Applications:
This walk-in environmental chamber is widely used in:
Automotive testing (complete vehicle or components)
Large industrial equipment testing
Solar panels and energy systems
Electronics and communication equipment
Call To Action:
Need a Custom Walk-In Environmental Chamber?
TestEQ designs and manufactures high-performance walk-in environmental chambers for automotive, aerospace, semiconductor, and research applications.
Whether you need temperature cycling, humidity testing, ESS screening, or large-scale simulation, we provide fully customized solutions based on your test requirements.
Our engineering team can help you:
Define test conditions and chamber configuration
Select the right system based on IEC / MIL / JEDEC standards
Optimize energy efficiency and long-term reliability
Provide OEM / ODM customized design support
"Request a custom walk-in environmental chamber solution today" Our engineers will design a system tailored to your testing requirements.
We will contact you within 1 working day, please pay attention to the email with
the suffix "@test-eq.com".
We will contact you within 1 working day, please pay attention to the email with the suffix "@test-eq.com".
P.IVA: 91441900MAECQJHY37 Guangdong Test EQ Equipment Co., Ltd. | All Rights Reserved
