The climatic test cabinet provides uniform and repeatable conditions across the test chamber, enabling engineers to simulate temperature changes, humidity-induced stresses, and long-duration climatic challenges for electronics, automotive parts, aerospace components, and advanced materials.

This temperature humidity climatic test cabinet exposes latent design weaknesses caused by thermal-humidity interactions, such as material deformation, solder fatigue, insulation breakdown, or corrosion. It supports accelerated life testing, THB (Temperature-Humidity Bias) assessment, and multi-cycle stress sequences, providing reliable insights into component durability and lifespan prediction.

Distinctive Features & Advantages of Stress Temperature Humidity Climatic Cabinet

Complex Multi-Factor Stress Interaction

Rather than controlling temperature and humidity as isolated variables, the cabinet is engineered to maintain their interaction precisely (within ±0.5°C and ±2.5%RH accuracy)during dynamic transitions.

Stable Behavior Under Heavy Thermal-Humidity Cycling

Its cascade refrigeration platform is optimized for endurance, enabling continuous cycling between –70°C and +150°C without drift in cooling efficiency or humidity production. This stability is essential for accelerated life testing where hundreds of cycles must remain consistent.

Precision Process Control Built for Long Experiments

The control system emphasizes long experiment stability rather than just programmability. The climatic test cabinet supports test programs that run for weeks or months. LAN supervision and automatic recovery after power return ensure minimal disruption during 1000-hour or longer qualification campaigns.

Operational Security Through Predictive Safeguards

Over-temperature cutoffs, pressure safeguards, and door interlocks form a multi-barrier system that protects both operators and test assets during demanding climatic stress runs.

Adaptable Workspace for Evolving Test Requirements

The cabinet accommodates diverse sample setups through configurable racks, multiple cable access ports (Ø50–Ø100 mm), and load-bearing floor options. Test volumes from 100L to 1000L ensure that the same platform can support early prototype boards, fully assembled products, or materials undergoing qualification, reducing the need for multiple chamber types.

What Are the Technical Specifications You Need to Know?

Model	TH-100	TH-225	TH-500	TH-1000
Internal Dimension (mm)	400500500	500600750	700800900	100010001000
Overall Dimension (mm)	90010501620	100011401870	120013402020	150015402140
Interior Volume	100L	225L	500L	1000L
Heat load	1000W
Temperature Range	A : -20℃ ～ +150 ℃ B : -40℃ ～ +150 ℃ C: -70℃ ～ +150 ℃
Temperature Fluctuation	± 0.5 ℃
Temperature Deviation	± 2.0 ℃
Humidity Range	20% ~ 98% RH
Humidity Deviation	± 2.5% RH
Cooling Rate	1 ℃ / min
Heating Rate	3 ℃ / min
Controller	Programmable color LCD touch screen controller,PC Link, LAN interface
Temperature Sensor	PTR Platinum Resistance PT100Ω/MV A-class
Cooling system	Mechanical compression refrigeration system,environmentally friendly refrigerant.
Refrigerating unit	French TECUMSEH compressor
Water supply system	Automatic water supply; Water purification system

Highlights of Stress Temperature Humidity Climatic Test Cabinet


Rapid Recovery Environmental System The dual-stage cascade refrigeration system combined with an electric heating and steam humidification module provides fast recovery after door openings or stress cycles, maintaining stable conditions for continuous THB or 85°C/85%RH testing.	Flexible Workroom Configuration The SUS304 workroom features modular, perforated shelving that is adjustable, removable, and capable of supporting heavy or irregular-shaped samples. Optional walk-in or high-volume configurations allow testing of large assemblies or complete equipment.

Observation & Sample Access A heated, anti-fog tempered glass window with integrated LED illumination enables clear visual inspection of samples during testing. Additionally, multiple Ø50 mm access ports allow in-situ measurement or connection of power/data lines without affecting chamber conditions.	Water Circulation System The cabinet uses a self-supplied tap water system with automatic refill, ensuring the humidification module receives a stable supply. Built-in filtration prevents scale, maintaining consistent humidity from 20% to 98% RH and rapid recovery after door openings.

Expert Tips– Stress Temperature Humidity Testing,Get Started with LIB industry

Q1: Can the stress climatic cabinet run long-term 85 °C / 85% RH reliability tests?
Yes. The stress climatic cabinet is engineered for extended 85 °C / 85% RH operation, with a stable humidification and refrigeration system that prevents drift during long-duration reliability and qualification cycles.

Q2: Is remote monitoring supported?
Yes. Integrated LAN connectivity enables users to monitor real-time temperature and humidity, alarm status, trend curves, and program progress, reducing on-site supervision and improving test management efficiency.

Q3: How is humidity accuracy maintained under load?
Humidity stability is ensured through PID-controlled humidification combined with multi-point humidity sensors. This closed-loop system actively compensates for moisture absorption from samples, keeping accuracy within ±2.5% RH, even when multiple specimens are tested simultaneously.

Q4: Can the cabinet accommodate high-power or oversized samples?
Yes. Reinforced internal shelving, optional additional cable and access ports, and walk-in chamber configurations allow safe testing of high-power devices, large assemblies, and fully integrated components without compromising environmental uniformity.

Ensure your products withstand combined thermal and moisture stress. The Stress Temperature Humidity Climatic Test Cabinet provides reliable, repeatable, and precise testing for accelerated reliability and design validation.

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