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Introduction
Biological safety cabinets are essential containment equipment used in laboratories, pharmaceutical facilities, hospitals, and research institutions where biological materials and potentially infectious agents are handled. Their primary purpose is to protect operators, products, and the surrounding environment by providing a controlled airflow system and high-efficiency air filtration.
The Cigeair Biosafety Cabinet A2 is designed in accordance with the Chinese CFDA YY0569 standard for Class II Type A2 biological safety cabinets. Featuring vertical laminar airflow, negative pressure containment, and an intelligent monitoring system, it provides reliable protection for daily laboratory operations while maintaining a clean and safe working environment.
A Biosafety Cabinet A2 is a Class II biological safety cabinet designed to provide triple protection for laboratory personnel, experimental samples, and the surrounding environment.
Unlike ordinary clean benches that only protect products, an A2 biosafety cabinet utilizes negative pressure containment and HEPA filtration to safely handle biological materials and low-to-moderate risk microorganisms.
The cabinet is widely used in pharmaceutical laboratories, microbiology laboratories, hospitals, disease control centers, universities, and biotechnology research facilities where contamination control and operator safety are critical.
The Cigeair Biosafety Cabinet A2 operates using a vertical laminar airflow and negative pressure containment system.
Ambient air enters the cabinet through the front air inlet, creating an inward airflow barrier that prevents contaminated air from escaping into the laboratory. The air then passes through a high-efficiency HEPA filtration system before entering the working area as clean vertical airflow.
Approximately 70% of the filtered air is recirculated inside the cabinet to maintain a stable clean working environment, while the remaining 30% passes through another HEPA filter before being safely discharged into the laboratory or connected to an external exhaust system.
This airflow design effectively protects laboratory personnel, sensitive samples, and the surrounding environment during biological operations.

The Biosafety Cabinet A2 simultaneously protects operators, products, and the laboratory environment through an advanced airflow containment system.
The combination of negative pressure and HEPA filtration significantly reduces the risk of biological contamination during laboratory procedures.
The cabinet is equipped with high-performance HEPA filters that continuously remove airborne particles and biological contaminants.
The filtration system provides:
Stable clean airflow
Excellent particle removal efficiency
Reliable contamination control
Extended filter service life
The optimized airflow design ensures uniform protection across the entire working area.
A high-definition LCD color display provides real-time operating information through an intuitive touch-control interface.
Operators can easily monitor:
Airflow velocity
Filter operating status
Equipment alarms
System operating conditions
This intelligent monitoring system simplifies daily operation while improving equipment safety and reliability.
The cabinet utilizes a high-efficiency DC brushless constant airflow fan.
Compared with conventional fan systems, it offers:
Lower energy consumption
Stepless speed adjustment
Reduced operating noise
Longer service life
Stable airflow performance
The intelligent airflow control automatically compensates for filter resistance changes, helping maintain consistent protection throughout the filter's lifespan.
The Biosafety Cabinet A2 is widely used in laboratories and production environments where biological containment and contamination control are required.
Pharmaceutical Laboratories
In pharmaceutical research and quality control laboratories, the cabinet provides a safe working environment for handling biological samples, microorganisms, reagents, and other sensitive materials.
It helps reduce contamination risks during preparation, testing, and analysis processes while supporting GMP laboratory requirements.
Biotechnology Research
The Biosafety Cabinet A2 is suitable for biotechnology applications such as cell culture, microbiological testing, molecular biology experiments, and biological sample processing.
The controlled airflow environment helps protect experimental materials while minimizing exposure risks to laboratory personnel.
Hospitals and Clinical Laboratories
Medical institutions use A2 biosafety cabinets for diagnostic testing, infectious sample handling, and laboratory analysis.
The equipment provides an additional safety barrier for healthcare workers handling potentially hazardous biological materials.
Disease Control Centers
For public health laboratories and disease prevention facilities, the cabinet supports safe operations involving pathogens and biological samples by providing reliable containment performance.
Scientific Research Institutions
Universities and research centers use Biosafety Cabinet A2 systems for various biological experiments that require controlled environments and personnel protection.
The Cigeair Biosafety Cabinet A2 combines advanced airflow technology, reliable filtration performance, and intelligent control functions to meet modern laboratory safety requirements.
Main advantages include:
Reliable biological containment performance
Vertical laminar airflow design
Negative pressure protection system
High-efficiency HEPA filtration
Real-time operation monitoring
Energy-saving DC brushless fan technology
Low-noise operation
Extended filter service life
International standard testing before delivery
The optimized structure provides stable airflow performance and improves operational safety during long-term laboratory use.
Each Cigeair Biosafety Cabinet A2 undergoes strict factory testing before shipment to verify safety performance and operational reliability.
Testing procedures include:
Airflow performance verification
Filter leakage testing
Alarm function testing
Electrical safety inspection
Overall system performance evaluation
Through comprehensive quality control, each unit is delivered with stable performance and reliable protection capability.
Cigeair provides professional laboratory safety equipment solutions for pharmaceutical, biotechnology, healthcare, and research industries.
The Biosafety Cabinet A2 is designed with advanced engineering concepts and practical laboratory requirements, offering customers reliable protection and long-term operational value.
Key advantages include:
Compliance with YY0569 A2-type biosafety cabinet requirements
Advanced airflow containment technology
High-quality filtration components
Intelligent monitoring system
Energy-efficient fan technology
Professional technical support
Customized solutions according to laboratory requirements
Cigeair can provide complete solutions from equipment selection and configuration to installation support and technical service.
Looking for a reliable Class II Type A2 Biosafety Cabinet for your laboratory or research facility?
Cigeair provides high-performance biosafety cabinet solutions designed for pharmaceutical laboratories, biotechnology facilities, hospitals, and scientific research institutions.
Contact our technical team today to learn more about Biosafety Cabinet A2 specifications, customization options, and professional laboratory safety solutions.