Large Walk-in Aging Chamber
Category：Other aging machines
Introduction
The Large Walk-In Aging Chamber is designed for long-duration temperature and humidity environmental testing of complete products and large assemblies. You use this system to simulate high temperature, low temperature, constant humidity, and alternating humidity conditions in order to evaluate product stability, reliability, and long-term performance. It is widely applied in automotive, aerospace, power electronics, computer, and communications industries to help you identify design weaknesses, improve product quality, and enhance overall reliability under real-world environmental stresses.
Application
This equipment is suitable for environmental aging and reliability testing in the following scenarios:
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Product development validation and design verification
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Reliability assessment during mass production
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Failure analysis under extreme temperature and humidity conditions
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Long-term burn-in and aging tests
Typical tested products include:
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Complete computers, servers, and terminals
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Displays, monitors, and control panels
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Automotive electronic control units and modules
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Power supplies, chargers, and switch-mode power adapters
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Communication equipment and network devices
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Aerospace and marine electronic assemblies
Standards
The Large Walk-In Aging Chamber complies with the following national, military, and international standards:
GB/T 5170.2-2008 – Temperature Test Equipment
GB/T 5170.5-2008 – Humidity and Heat Test Equipment
GB/T 2423.1-2008 (IEC 60068-2-1) – Environmental Testing – Low Temperature Test Method A
GB/T 2423.2-2008 (IEC 60068-2-2:2007) – Environmental Testing – High Temperature Test Method Bb
GB/T 2423.3-2006 (IEC 60068-2-78:2007) – Constant Damp Heat Test Method Cab
GB/T 2423.4-2008 (IEC 60068-2-30:2005) – Alternating Damp Heat Test Method Db
GJB 150.3-1986 – High Temperature Test
GJB 150.4 (MIL-STD-810D) – Low Temperature Test
GJB 150.9-1986 – Humidity and Heat Test
GJB 4.5-1983 – Constant Humidity and Heat Test for Marine Electronic Equipment
GJB 4.6-1983 – Alternating Humidity and Heat Test for Marine Electronic Equipment
GJB 367.2-1987 – Environmental Test Methods for Communication Equipment – Humidity and Heat
GJB 360.8-1987 (MIL-STD-202F) – High Temperature Life Test
GB 10592-2006 – Technical Specifications for High and Low Temperature Test Chambers
GB/T 10589-2008 – Technical Specifications for Low Temperature Test Chambers
GB/T 10586-2006 – Technical Specifications for Humidity and Heat Test Chambers
Parameters
| Item | Specification |
|---|---|
| Standard Volume | 5.1, 10, 15, 20, 25, 30, 34, 40 m³ |
| System | Balanced temperature & humidity control mode |
| Chamber Material | Polyurethane foam composite panel (outer wall: spray-coated galvanized steel sheet; inner wall: stainless steel sheet) |
| Temperature Range | Max temperature: +85℃; Min temperature: 0℃, -20℃, -40℃, -60℃, -70℃ |
| Humidity Range | 30%~95% RH |
| Refrigeration Method | Mechanical compression cascade refrigeration |
| Refrigerator | Compressor (using France Tecumseh hermetic compressor or Germany Bitzer semi-hermetic compressor) |
| Cooling Method | Water-cooled (air-cooled optional for small systems) |
| Heater | High-quality nickel-chromium alloy heater |
| Humidifier | Stainless steel sleeve-type humidifier |
| Cooling Circulating Water | Cooling water pressure: 0.1~0.3 Mpa; Water temperature: ≤25℃ |
| Blower | Centrifugal fan |
| Temperature Sensor | PT100 platinum resistor |
| Door Observation Window | Heated film insulating glass |
| Controller | Japanese touch-type LCD display controller |
| Safety Devices | Over-temperature protection, leakage protection, dry burning protection, water shortage protection (humidification system), fan overload protection, compressor over-pressure/overload/over-current protection, phase sequence protection, fuse |
| Standard Accessories | Electric heating film insulating glass observation window, indoor lighting, cumulative timer |
| Optional Accessories | Additional chamber door (with observation window), observation window (mountable on test chamber wall), operation holes, handling ramp, floor reinforcement plate, floor protection, floor protection rubber pads, cable holes (φ25, φ50, φ80, φ100) |
Features
Precise and stable control of temperature and humidity over long aging cycles
Imported color touchscreen controller with intuitive operation
Computer connectivity for remote monitoring and data acquisition
High repeatability and reliable long-term operation
Optional low-humidity configuration for extended application range
Suitable for testing complete systems and large assemblies
Accessories
(1) Color touchscreen temperature and humidity controller
(2) RS-232C communication interface
(3) Computer monitoring and data acquisition software
(4) Optional low-humidity dehumidification unit
(5) Optional temperature and humidity recorder for curve output
FAQ
1. What types of products can be tested in a walk-in aging chamber?
You can test complete systems such as computers, automotive electronics, power supplies, communication equipment, and other large electronic assemblies.
2. Can the chamber be customized to specific dimensions?
Yes, non-standard chamber sizes can be designed and manufactured according to your site layout and testing requirements.
3. Does the system support long-duration aging tests?
Yes, the chamber is designed for continuous and stable operation over extended aging and burn-in cycles.
4. How is test data recorded and monitored?
Temperature and humidity data are recorded automatically and can be monitored in real time through the controller or a connected computer.
5. Are low-humidity tests supported?
An optional low-humidity dehumidification unit is available to support low-humidity testing conditions.
6. What safety measures should be followed during operation?
You should follow strict fire prevention rules, ensure electrical grounding, maintain environmental stability, and execute emergency procedures if abnormalities occur.
