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This 80-liter low and high temperature test chamber extends the temperature range down to -70°C, enabling more demanding thermal cycling tests. It features SS304 stainless steel inner chamber, air-cooled refrigeration with American PWM refrigerant control, and complies with IEC 60068 and GB/T 2423. Compact benchtop design fits well in tight lab spaces.
| Parameter | Value |
|---|---|
| Model | ET7008 |
| Internal Volume | 80L |
| Internal Dimensions (W×D×H) | 400×400×500mm |
| External Dimensions (W×D×H) | 620×990×1580mm |
| Temperature Range | -70°C ~ +180°C |
| Temperature Fluctuation | ±0.5°C |
| Temperature Uniformity | ±2.0°C |
| Heating Rate (25°C ambient) | 4.0~5.0°C/min |
| Cooling Rate (25°C ambient) | 3.0°C/min |
| Power Supply | AC380V±10%, 50Hz±1%, three-phase five-wire (3/N/PE) |
| Cooling Method | Air-Cooled |
| Standards Met | GB/T 2423.1, GB/T 2423.2, IEC 60068-2-1, etc. |
This chamber is part of the ET7000 series with -70°C range. Other sizes include ET7018 (190L), ET7034 (335L), ET7060 (600L), ET7100 (990L). For -40°C applications, refer to the ET4000 series.
Inner chamber is constructed of SS304 stainless steel, resistant to corrosion and easy to clean. The outer casing is powder-coated carbon steel, providing robustness. The chamber is well insulated for efficient thermal performance.
Ideal for automotive, aerospace, electronics, and materials science where extreme low temperature testing is required. Perform reliability tests, thermal cycling, and aging studies.
We can customize test ports, additional data logging options, and special voltage configurations to meet your needs.
It uses a cascade refrigeration system with PWM control for precise temperature management.
Yes, the chamber is designed for continuous operation.
Regular cleaning and periodic calibration are recommended. We provide service guidelines.
No, the air-cooled system requires no external water.
Yes, it includes a wireless remote alarm and RS232 interface for remote control.
For more details or a quote, contact us at info@envsin.com or call +86 15013523936. We offer CIF, FOB, EXW, DDP shipping options.

