What is a walk-in testing machine?
In the fields of industrial production and scientific research,Walk-in testing machineIt is a large-scale equipment used to simulate extreme environmental conditions and is widely used in product reliability testing, material performance research and other fields. This article will introduce in detail the definition, working principle, application scenarios and comparison of popular models in the market of walk-in testing machines.
1. Definition of walk-in testing machine

A walk-in testing machine is a testing device that can accommodate people or large samples. It simulates extreme conditions in natural or industrial environments by accurately controlling environmental parameters such as temperature, humidity, and air pressure. It is characterized by large space and high stability, and is suitable for batch testing or large component inspection.
2. Working principle
The walk-in testing machine realizes environmental simulation through the following core systems:
| System name | Function |
|---|---|
| Temperature control system | Adjust cabin temperature (normally -70°C to +150°C) |
| Humidity control system | Control relative humidity (10%~98% RH) |
| Circulating air system | Ensure the uniformity of the cabin environment |
| security system | Including emergency power off, over-temperature protection, etc. |
3. Application scenarios
Walk-in testing machines play an important role in the following fields:
| Industry | Specific applications |
|---|---|
| automobile manufacturing | Test the weather resistance of complete vehicles or components |
| Aerospace | Simulate high-altitude, low-temperature and low-pressure environments |
| electronic products | Evaluate the performance of mobile phones, batteries, etc. under high and low temperatures |
| Pharmaceutical industry | Drug stability testing |
4. Comparison of popular models (2024 market data)
| Brand | Model | temperature range | Volume | Features |
|---|---|---|---|---|
| ESPEC | SH-262 | -40℃~+150℃ | 8m³ | Energy-saving design, supports remote monitoring |
| Weiss | WK3-1000 | -70℃~+180℃ | 10m³ | Rapid temperature change (15℃/min) |
| Thermotron | ATS-820 | -60℃~+120℃ | 6m³ | Modular structure for easy expansion |
5. Technology development trends
Technological innovations in recent years have mainly focused on:
1.Intelligent:Remote control and data collection through the Internet of Things;
2.Energy saving: Use variable frequency compressor to reduce energy consumption;
3.Multifunctional integration: Such as adding functions such as lighting simulation and vibration testing.
6. Purchase suggestions
Consider when choosing a walk-in testing machine:
- Testing requirements (temperature range, accuracy, etc.);
- Venue space;
- After-sales service response speed.
To sum up, as the core equipment of environmental testing, the technological development of walk-in testing machines is promoting the improvement of product quality in various industries. If you need to know more about the specific parameters, it is recommended to contact professional manufacturers to obtain customized solutions.
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