2025/11/27
With a deep commitment to the global market, Shanghai Dengsheng Instrument has earned international acclaim for its quality.


1. The core components, including the compressor (Tecumseh, France) and circulation fan, are all imported brands, and the refrigerant is a healthy and environmentally friendly refrigerant;
2. The circulation fan is automatically controlled, and the wind speed can be automatically adjusted according to the temperature. The classic arrangement of the refrigeration system has been tested by the market for many years, ensuring safety and reliability;
3. Large LCD screen/7-inch touch screen (optional) microcomputer intelligent temperature control system with PID logic calculation function, enabling manual PID control and PID self-tuning functions;
4. It has a capacity of 100 programs, 1000 segments, and 999 cycle steps, with a maximum setting time of 99 hours and 59 minutes for each segment, which can meet almost any experimental procedure;
5. One screen displays setting parameters, current running program number, current running time and remaining time, heater working status, humidifier working status, remaining cycle times, etc. It can display the program running curve, free switching between fixed-value control and program control, free switching between Chinese and English, automatic fault detection, display, and alarm;
6. Automatic parameter saving in case of emergencies, and power-on recovery function. It also has sensor self-diagnosis, over-temperature and fault alarm functions;
7. The inner liner is made of 304 stainless steel, and the outer shell is made of high-quality cold-rolled steel plate with electrostatic coating, ensuring a firm and durable paint finish and preventing rust;
8. Extra-large observation window with double-layer tempered glass, allowing for a clear view and precise control of the experiment;
9. Magnetic sealing door, easy to open and with good sealing performance;
10. The lighting system uses LED cold light source layered lighting, with stepless adjustment of illuminance and selectable spectral range (high-intensity light drug cabinet/general drug cabinet);
11. Adjustable shelves for more efficient space utilization;
12. User-friendly design, standard with internal lighting and test ports to meet various experimental needs;
13. We can provide customers with a series of services such as IQ (Installation Qualification), OQ (Operational Qualification), and PQ (Performance Qualification) to ensure the performance and specifications of the drug cabinet (fee applies);
14. Third-party metrology reports are available upon request (fee applies);
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Model |
LHH-150GD |
LHH-250GD |
LHH-500GD |
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LHH-150GP |
LHH-250GP |
LHH-500GP |
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Controller |
GD-type: LCD Screen Controller GP-type: Touchscreen Controller |
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Temperature Range |
No light: 0~65℃ With light: 10~65℃ |
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Temperature Resolution/Temperature Fluctuation |
0.1℃/±0.5℃ |
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Illuminance Range/Deviation |
0~6000LX Adjustable/±500lx |
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IlluminanceDeviation |
±500LX |
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Compressor |
Taikang |
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Refrigerant |
Fluorine-free and environmentally friendly type |
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Operation Mode |
Constant Value Operation, Timer Operation, Program Operation |
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Interior Dimensions (mm) |
500X505X700 |
550X520X900 |
720X660X1080 |
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Exterior Dimensions (mm) |
660X700X1475 |
720X720X1675 |
900X860X1880 |
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Volume |
176L |
257L |
513L |
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Gross weight/Net weight KG |
175/145 |
225/185 |
335/295 |
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Power Supply Voltage |
AC220V/10A |
AC220V/15A |
AC220V/18A |
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Rated Power |
2KW |
2.4kw |
3kw |
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Standard Shelves |
2 |
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Operating Environment |
0~45℃ |
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Products provided by famous enterprises are deeply trusted by users.
Shanghai Dengsheng Instrument Manufacturing Co., Ltd. is a high-tech enterprise integrating R&D, production, sales, and service. We specialize in the manufacture of high-end laboratory equipment, including ovens, incubators, industrial furnaces, and environmental test chambers.
As High-Intensity Light Drug Stability Test Chamber Manufacturers and High-Intensity Light Drug Stability Test Chamber Factory in China, We boast an 8,000-square-meter modern production facility, a dedicated R&D team, 23 national patents, and ISO-9001 quality management system certification. Our solutions are widely used in cutting-edge fields such as aerospace, semiconductors, biomedicine, automotive, and new materials. We have established in-depth partnerships with top universities and industry leaders, supply High-Intensity Light Drug Stability Test Chamber Wholesale, our products are exported to many countries and regions around the world.
Adhering to the principles of "Integrity, Innovation, and Win-Win," we are committed to becoming your trusted partner with reliable quality and dedicated service.
We welcome inquiries and cooperation from both new and existing customers, providing professional equipment solutions.
2025/11/27
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