Jeio Tech Pharmaceutical Stability Test Chamber (TH4-ICH)
In order to conduct ICH Q1A (R2) and ICH Q1B tests
Product Advantages
Stability Test (ICH Guideline Q1A (R2))
- Supports long-term stability testing with an energy-saving inverter refrigeration system and PID control, ensuring stable temperature and humidity while reducing energy consumption.
- Maintains the same temperature and humidity control range regardless of lamp On/Off status.
- Enables continuous operation without defrosting, even during 5°C long-term stability testing.
- Optional recorder supports test record management.
- Inner glass door allows internal observation and sample access during testing.
Photostability Testing(ICH Q1B Option 2)
- VIS and UV-A light sources compliant with ICH guidelines can be independently controlled inside the chamber.
- Light sensors accurately measure actual and accumulated light exposure values and display them on the controller.
- Displays accumulated exposure time for VIS/UV-A and the remaining time to reach the target value for convenient test management.
- Auto lamp-off function turns off the lamps when the preset target value for each light type is reached.
Structural Functional Features
- Specially manufactured filters and optimized lamp arrangement deliver uniform illuminance throughout the vertical area.
- Stable horizontal airflow ensures consistent temperature and humidity, even with large sample loads.
- External humidification system improves stable humidity control and keeps the test space clean and easy to maintain.
- Excellent insulation and sealing ensure stable temperature and humidity reproducibility during repeated long-term testing.
- Space-saving slim design.
- Double-sealed door structure provides enhanced airtightness.
Multi-Function Control and Communication System
- Supports both fixed control and program control.
- Allows various test conditions with 10 programs, 10 steps, and up to 99 repeat cycles.
- Saves program information and backs up set values.
- Temperature/humidity auto-tuning and temperature calibration support reliable control.
- Calibration functions are available for temperature, humidity, VIS, and UV-A.
- PID control divided into 16 zones enables more precise and stable control.
- Data can be stored in internal memory and USB external memory.
- RS-232 port is included as standard, and RS-485 port is available as an option.
- Dedicated PC monitoring software is included as standard for equipment control, data monitoring, and data storage(Up to 4 units can be connected)
- LC Connected mobile monitoring system enables monitoring anytime, anywhere via a mobile app when connected with LC GreenBox. (LC GreenBox required)
- Supports Jeio Tech LC DataKeeper, a data integrity software in compliance with FDA 21 CFR Part 11, for GMP audit readiness.(Option)
Please visit the Jeio Tech website for more information
Brand: Jeio Tech
Model: TH4-ICH-400/400A
| Model | TH4-ICH-400 | TH4-ICH-400A |
| Interior dimensions | ||
| Chamber volume (L / cu ft) | 400 / 14.13 | 400 / 14.13 |
| Width (mm / inch) | 595 / 23.43 | 595 / 23.43 |
| Depth (mm / inch) | 710 / 27.95 | 710 / 27.95 |
| Height (mm / inch) | 960 / 37.8 | 960 / 37.8 |
| Quantity of shelves (standard/max.) | 2 / 2 | 2 / 8 |
| Distance between lamp and shelf (mm / inch) | 150 / 5.91 | - |
| Distance between shelves (mm / inch) | - | 90 / 3.54 |
| Max. load per shelf (kg / lbs) | 20 / 44.1 | 20 / 44.1 |
| Permitted total load (kg / lbs) | 65 / 143.3 | 65 / 143.3 |
| Cable port (Ø, mm / inch) | 50 / 1.97 | 50 / 1.97 |
| Water tank capacity (L / cu ft) | 12 / 0.42 | 12 / 0.42 |
| Weight (kg / lbs) | 270 / 595.25 | 270 / 595.25 |
| Temperature data | ||
| Range without humidity (without light) | 0 to 70 | 0 to 70 |
| Range without humidity (with light) | 5 to 70 | - |
| Fluctuation (±°C / °F) | ±0.5 / ±0.9 | ±0.5 / ±0.9 |
| Gradient (°C / °F)1) | <3.0 / <5.4 | <3.0 / <3.6 |
| Humidity data | ||
| Range (%RH) | 20 to 75 | 20 to 75 |
| Fluctuation (±%RH) | 2 | 2 |
| Recovery time 25°C/60% (30s door open) (min) | 4 | 4 |
| Light data (ICH Q1B option 2) | ||
| Cool white at 25°C (Lux) | 12000 | - |
| Ultraviolet-A at 25°C (W/m²) | 8 | - |
| Uniformity of Visible light (±%) | 10 | - |
| Uniformity of Ultraviolet-A light (±%) | 10 | - |
| Typical time 1.2 million Lux·hr (hr) | 100 | - |
| Typical time 200 W·hr/m² (hr) | 25 | - |
| Electrical data & Ordering information | ||
| Plug type2) | Industrial (3pin) | Industrial (3pin) |
| Power consumption (A) | 20 | 18 |
※ Above specifications are based on DIN 12880 and IEC 60068 standards.
※ Ambient conditions of the device shall be within 18–30°C (Recommended: 20°C), 85%RH or less, and 2000m or less above sea level.
※ DI water specification is pH 6.2–7.2 and electrical conductivity ≤ 20 μS/cm.
1) Gradient is the maximum temperature deviation between the highest and lowest values among the 9 temperature sensors.
2) Check the plug type and the electrical capacity of the installation site.
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