- RIUKAI TECHNOLOGY has 25+ years of experience in the field of environmental testing equipment testing to meet the needs of our customers.
constant humidity chamber
constant humidity chamber
Model: RK-TH-800
Main Parameters:
Name:constant humidity chamber
Brand:riukai
Humidity fluctuation: ≤± 2% R.H
Humidity uniformity: ± 2% R.H, – 3% R.H
Humidity deviation: ± 3% R.H
Humidity range: 20% R.H ~ 98% R.H (non-standard customization options: 10% R.H ~ 98% R.H, 5% R.H ~ 98% R.H)
Temperature change rate: 3 ℃ / min, 5 ℃ / min, 10 ℃ / min, 15 ℃ / min, 20 ℃ / min, 25 ℃ / min (optional)
Heating time: 3 ~ 4 ℃ / min (it can be customized as required, and the temperature change test chamber can be 5 ~ 50 ℃ / min)
The Constant Humidity Test Chamber is engineered for precise environmental testing across a wide range of applications. With an internal volume of 800L, this chamber provides optimal conditions for simulating temperature and humidity fluctuations to ensure your products and materials perform reliably under extreme conditions.
Key Features:
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Wide Temperature Range: Offers a temperature range from -70°C to +150°C, with customizable options for various testing requirements. Choose from B: 0°C to +150°C, R: -20°C to +150°C, L: -40°C to +150°C, U: -60°C to +150°C, and S: -70°C to +150°C.
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Humidity Range: Supports a humidity range of 20% RH to 98% RH with customization options for more extreme levels, such as 10% RH to 98% RH or 5% RH to 98% RH.
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Fast Temperature Change: Temperature change rates are selectable from 3°C/min to 25°C/min, enabling rapid testing for temperature stress.
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High Precision: Achieve high accuracy with temperature fluctuation ≤±0.5°C and humidity fluctuation ≤±2% RH, ensuring consistent results.
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Durable Build: Constructed with a 304 stainless steel inner box and optional stainless steel or painted stainless steel outer box, offering durability and resistance to corrosion.
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Reliable Cooling & Heating: Choose between air-cooled or water-cooled refrigeration systems. The chamber can cool at a rate of about 1°C/min and heat at 3-4°C/min, with customizable heating options up to 50°C/min.
Advanced Control and Safety:
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Equipped with a touchscreen controller with multi-language options (English, Japanese, Korean) and a program mode for flexible testing.
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Includes multiple protective features like overcurrent protection, overtemperature protection, water shortage protection, and overload protection, ensuring safe and reliable operation.
Customizable Solutions:
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Tailor the chamber to your exact needs with customizable sizes and load simulations to fit specific testing requirements.
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Standard accessories include 304 grating steel plate shelves and a Φ50mm test hole for easy insertion of test probes.
Applications:
Ideal for electronics testing, material testing, and R&D across industries like automotive, aerospace, and pharmaceuticals, this chamber is the perfect solution for simulating extreme environmental conditions and assessing the performance and reliability of products.
| Feature Category | Specification Details |
|---|---|
| General Model | RK-TH-800 |
| Volume & Dimensions | |
| – Inner Tank Volume | 800 Liters |
| – Inner Box Dimensions (W x H x D) | 1000 × 1000 × 800 mm |
| – Outer Box Dimensions (W x H x D) | 1200 × 1900 × 1650 mm |
| Performance Range | |
| – Temperature Range | B: 0°C to +150°C R: -20°C to +150°C L: -40°C to +150°C U: -60°C to +150°C S: -70°C to +150°C |
| – Humidity Range | 20% R.H. to 98% R.H. (Optional: 10% R.H. to 98% R.H. or 5% R.H. to 98% R.H.) |
| Performance Accuracy | |
| – Temperature Fluctuation | ≤ ±0.5 °C |
| – Humidity Fluctuation | ≤ ±2% R.H. |
| – Temperature Uniformity | ≤ ±2.0 °C |
| – Humidity Uniformity | ±2% R.H., -3% R.H. |
| – Temperature Deviation | ≤ ±2.0 °C |
| – Humidity Deviation | ±3% R.H. |
| Ramp Rates | |
| – Temperature Change Rate | Optional: 3, 5, 10, 15, 20, or 25 °C/min |
| – Typical Heating Rate | 3 ~ 4 °C/min *(Customizable up to 5~50 °C/min for change rate chambers)* |
| – Typical Cooling Rate | Approximately 1 °C/min |
| Construction & Materials | |
| – Inner Box Material | 304 Stainless Steel |
| – Outer Box Material | Stainless Steel or Painted Stainless Steel Plate |
| – Thermal Insulation | High-Density Polyurethane Foam |
| Systems & Components | |
| – Refrigeration System | Imported Brand-Name Compressor |
| – Cooling Mode | Air-Cooled or Water-Cooled (Optional) |
| – Controller | Touch Screen Controller (Languages: Customizable/English/Japanese/Korean) |
| Safety & Protection | Fuse-free switch, Compressor overpressure/overheat protection, Overcurrent protection, Overtemperature protection, Overload protection, Dry burning protection, Water shortage protection. |
| Standard Accessories | Φ50mm test port, 2 x 304 Grating Steel Plate Shelves |
| Power Supply | 220V AC 3-Phase 50Hz or 380V AC 3-Phase 50Hz |
| Operating Environment | +5°C to +35°C; 80kPa Atmospheric Pressure; Vibration-free, level surface; >85% R.H. Humidity |
| Note | Customization is available according to customer requirements. |

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