| Customization: | Available |
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| Optional Accessory: | Timer Switch, Intercom, Sterilization Lamp, Floodlight, Roller, Lift Door, Auto Door |
| Noise: | 40-60db |
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Zhongjing Passbox sampling chamber laminar horizontal booth pass through for laboratory
| Model | Outer Size(mm) | Inner Size(mm) | Quantity of filters | Filter efficiency |
| SLCDF-1 | 1700W*2250H*1570D | 1500W*1950H*1500D | 4 | 99.999%@0.5um |
Base-less Floor-Mounted Design
Direct installation onto the floor without a raised base frame, ensuring seamless integration with cleanroom flooring (e.g., raised access panels or epoxy floors).
Eliminates dust accumulation points for enhanced cleanliness.
Vertical Laminar Airflow (ISO 5/Class 100)
HEPA-filtered unidirectional airflow (0.45 m/s ±20%) maintains ISO 5 conditions within the chamber.
Optional ULPA filters (U15-U17) for higher particle retention.
Sampling Room-Style Construction
Stainless steel 304/316L interior with smooth, radiused corners for easy decontamination (compatible with VHP, ethanol, etc.).
Double-walled panels with insulated cores to minimize thermal transfer and noise.
Interlocked Pass-Through Doors
Mechanical or electronic interlocks prevent simultaneous opening of both sides, maintaining pressure differentials.
Doors may include:
Polycarbonate windows with aluminum frames.
Gasket seals (silicone/EPDM) for airtight closure.
Integrated Control System
Touchscreen HMI for airflow velocity monitoring, filter life alerts, and UV sterilization cycle control (if equipped).
Alarm outputs for door interlock failures or pressure deviations.
Optional Add-ons:
UV-C germicidal lamps for surface disinfection.
Particle counters (real-time ISO class verification).
VHP (Vaporized Hydrogen Peroxide) compatibility.
CIP (Clean-in-Place) nozzles for automated washing.
Founded in 2006, Foshan City Zhongjing Purification Equipment Co., Ltd. (Zhongjing in Chinese) is a provincial high-tech enterprise integrating design, development, production, sales and installation services for high-class purification equipment.The company is located in Nanhai, Foshan, a famous manufacturing city in China. The company covers an area of more than 20,000 square meters and has more than 200 employees, including more than 20 R&D personnel, and production technicians account for more than one-third of the total employees.
The products produced by Zhongjing Purification include 6 series of Pharmaceutical factory/laboratory equipment, hospital construction equipment, purification equipment, purification filters, stainless steel products, and purification engineering supporting products, with more than 400 varieties. The products are produced according to the national GMP standard, the US federal FS209E standard and the IS09001 quality certification standard.
Products are widely used in the medical industry, bio-pharmaceuticals, cosmetics, food production, electron-ic products and other industries, and have been serving the Guangdong product quality supervision and Inspection Center,Nanfang hospital,Guangdong Provincial People's Hospital,the First Affiliated Hospital of Guangzhou University of Traditional Chinese Medicine,Zhuhai people's hospital, Guangdong Livzon Pharma-ceutical Group Inc., Guangzhou baiyunshan medicine co,Itd,Zhuhai United laboratories,LEE KUM KEE,Wat-sons,FAW-Volkswagen,
Lenovo Group,Beijing Genomics institutionand other well-known enterprises.
All along, our company pays attention to technological innovation, and its products have obtained a number of national invention patents and utility model patent certificates.The company now has a group of imported CNC punching machines, CNC shearing machines, CNC bending machines, fiber laser machines, automatic welding equipment and other advanced production equipment.The company selects raw materials and accessories from well-known manufacturers such as Baosteel, Yongjin, etc., to ensure the manufacture of high-quality products for customers.The company's products sell well all over the country and serve more than 2,000 customers. The company's brand enjoys a high reputation in southern China!
Zhongjing Purification is also the vice president unit of Guangdong Association of Cleanroom Technology, the governing unit of Guangdong Laboratory Design and Construction Technology Association, the member unit of Shenzhen HVAC Cleaning Industry Association, and the member unit of Shenzhen Cleaning Association,a member unit of the Medical Clean Equipment Engineering Branch of China Medical Equipment Association, contributing to the advancement of the industry.
Zhongjing Purification takes "making clean space safer and making customer products more high-quality" as its mission, "becoming a trusted partner of high-quality clean space" as its goal and vision, and "realistic, talented, enterprising, professional, and trustworthy" as its Entrepreneurial spirit; abide by the value concept of "service first, keep improving, Good Quality Management, Dedication, Responsibility , and Create and share together", and wholeheartedly provide customers with high-quality products with reasonable design and well-made, and continue to create value for customers.
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