The Thermal Shock Environmental Chamber is an essential testing instrument designed to evaluate product reliability under rapid temperature transitions. This thermal shock testing machine subjects the samples to rapid temperature changes between hot and cold zones, to simulate the stress conditions experienced in the real environment. This method may be used by manufacturers to expose materials and components to unexpected temperature fluctuations, and to uncover probable failures in electronic assemblies, automotive parts, aerospace components and sophisticated materials before they are deployed in the market. The product guarantees the product durability fulfils the highest industrial requirements like MIL-STD-883H, JEDEC JESD22-A104, IEC 60068-2-14, and JIS C 0025.
Selecting the right temperature shock environmental chamber architecture is critical to testing success. Understanding the differences between two-zone, three-zone, and liquid-to-liquid configurations helps you avoid costly mismatches.
Architecture Type | Configuration | Transfer Speed | Cross-Contamination Risk | Ideal Application |
Two-Zone (Basket Type) | Hot + Cold zones vertically stacked | ≤3 seconds | Moderate (shared airspace) | Automotive components, standard military testing |
Three-Zone | Hot + Ambient + Cold zones horizontally aligned | ≤3 seconds | Minimal (independent air circulation) | Semiconductor chips, precision electronics |
Liquid-to-Liquid | Direct immersion in temperature-controlled fluids | Instantaneous | None (liquid medium separation) | Military missile guidance systems, extreme shock rates ≥100°C/s |
Selection Guide:
· Automotive parts testing → Two-zone thermal shock chamber
· Semiconductor reliability → Three-zone thermal shock chamber
· Military-grade rapid shock → Liquid thermal shock system
Technical Specifications:
Model | TS-162 | TS-340 | TS-500 | TS-1000 |
Internal Dimensions (mm) | 300*300*250 | 450*450*360 | 650*650*500 | 850*850*700 |
Overall Dimension (mm) | 1560*870*1545 | 1710*1020*1845 | 1910*1220*2265 | 2110*1420*2665 |
Interior Volume (mm) | 22L | 72L | 211L | 505L |
Loading Capacity | 20kg | 30kg | 50kg | 60kg |
Upper limit Temperature | +220℃ | |||
Heating Time | Ambient ~ + 200℃, within 30 minutes | |||
Lower limit Temperature | -75℃ | |||
Cooling time | Ambient ~ -70℃, within 30 minutes | |||
High Temperature Exposure Range | Ambient +20 ~ +200°C | |||
Low temperature Exposure Range | –65 ~ -5°C | |||
Temperature Fluctuation | ≤±0.5℃ | |||
Temperature Deviation | ≤±3 ℃ | |||
Temperature Recovery Time | Within 5 minutes | |||
Cooling System | Mechanical compression refrigeration system | |||
Controller | Programmable color LCD touch screen controller, Ethernet connection | |||
Safety Device | Over-temperature protection, Over-current protection; Refrigerant high-pressure protection; Earth leakage protection | |||
Exterior Material | Steel Plate with protective coating | |||
Interior Material | SUS304 stainless steel | |||
Observation Window | Interior lighting, double-layer thermo stability silicone rubber sealing | |||
Standard Configuration | 2 shelves | |||
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| Basket The internal material is 304 stainless steel, mirror surface, rust-proof to high and low temperature and moisture corrosion | Cooling system & Heating system Mechanical compression refrigeration system French TECUMSEH compressor Nickel-chromium alloy heating wire | Castors Install 4 castors for ease moving, and with brakes function. Caster height adjustable. |
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LIB thermal shock chambers support major global standards, including:
MIL-STD-883H Method 1011 – Semiconductor thermal shock testing
JEDEC JESD22-A104 – Temperature cycling reliability testing
IEC 60068-2-14 – Environmental temperature change testing
GJB 150.5A & JIS C 0025 – Military and industrial requirements
Advanced zone control and anti-frost technology ensure stable operation, prevent condensation issues, and maintain reliable thermal shock performance. The fast transfer system enables rapid temperature changes for efficient testing.
Since 2009, LIB Industry has supplied environmental test solutions to customers in 60+ countries. We provide:
3-year warranty & lifetime service
24/7 technical support
Replacement guarantee during warranty period if repair is impossible
LIB Industry offers customized thermal shock chambers for special requirements, including oversized samples, unique test conditions, and integrated environmental controls.
Q: What's the difference between two-zone and three-zone chambers?
A: Two-zone systems transfer samples directly between hot and cold. Three-zone adds an ambient chamber, reducing cross-contamination for sensitive electronics.
Q: How fast can temperature transitions occur?
A: Basket transfer completes in ≤3 seconds. Temperature recovery to ±5% setpoint takes ≤5 minutes per MIL-STD-883H requirements.
Q: Does the chamber require regular defrosting?
A: No. Our automatic hot gas bypass system defrosts without manual intervention or testing interruption.
Q: Can I test samples in inert atmospheres?
A: Yes. Optional nitrogen purge systems available to eliminate moisture and oxygen during testing.
Q: Which industries use thermal shock chambers?
A: Aerospace, automotive, electronics, military, telecommunications, and materials research laboratories worldwide.