Temperature and Humidity Test Chamber

The DHT® DHTH Series High-Low Temperature Humidity Test Chamber is a precision laboratory device designed to simulate environmental temperature fluctuations. It enables rapid and controlled high- and low-temperature cycling, making it ideal for environmental adaptability, reliability, and lifespan testing of materials, electronic products, automotive components, aerospace equipment, and research applications. Featuring a wide temperature range, precise temperature and humidity control, programmable testing, and long-term stability, this chamber allows companies and laboratories to accurately replicate product performance under diverse climatic conditions, enhancing both R&D efficiency and quality assurance processes.

Built to German manufacturing standards, DHT® delivers high-performance solutions with excellent cost-effectiveness. For a detailed guide on selecting the right chamber for your needs, refer to the article: How to Choose a Reliable Environmental Test Chamber? A Comprehensive Analysis of DHT® High-Performance Solutions.

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Benefits

Wide Temperature Range and High-Precision Control: Rapidly cycles between -70°C and 150°C (or wider ranges depending on the model) with temperature accuracy up to ±0.5°C and humidity precision up to ±2% RH, ensuring reliable and reproducible test results.

Stability and Continuous Operation: Equipped with imported air-cooled or water-cooled refrigeration systems and self-diagnostic technology, the chamber supports hundreds of hours of continuous testing without drift, guaranteeing consistent data stability.

Intelligent Control System: Features a color touchscreen and PLC controller, supporting program chain editing, timed and cyclic control, and real-time data export via USB/LAN interfaces, offering convenient operation and improved testing efficiency.

Safety and Durable Design: The inner chamber is constructed from stainless steel or welded fiberglass for easy cleaning, while the outer shell is made of high-quality coated steel and includes over-temperature and over-current protection, ensuring long-term reliable operation.

Multi-Standard Compatibility: Preloaded with GB/T, IEC, ASTM, and other standard test programs to meet the certification and testing requirements of automotive, electrical, and research laboratories worldwide.

Energy Efficiency and Environmental Compliance: Incorporates high-efficiency refrigeration systems and eco-friendly refrigerants to reduce energy consumption and environmental impact, supporting green laboratory initiatives.

Features Video

Specifications

Temperature Range (°C) 0~180;-20~180;
-40~180;-70~180
Heating Rate (°C/min) 4
Cooling Rate (°C/min) 2
Temperature Fluctuation (°C) ±0.1~±0.5
Temperature Uniformity (°C) ±0.5~±1.5
Humidity Usable Temperature Range (℃) 15~95
Humidity Range (%RH) 20~98
Humidity Deviation (%RH) ±1.0~±3.0
Power Supply 380V±10%,50HZ,3/N/PE;
220V±10%,50~60Hz,2 Phase
Power (KW) 100L/190L:3;250L:4;335L:6;
500L:9;010L:13;015L:15
Noise Level (dB(A)) 100L/190L/250L/335L:57;
500L:62;010L/015L:63
Cooling Method Air Cooling