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STP Series

Sterile Pass Box

The STP Series Sterile Pass Box achieve biological decontamination of the interior space,surfaces, and items (outer surfaces) through an integrated vaporized hydrogen peroxide (VH2O2) system. The integrated VH2O2 system is linked with the sterile pass box using SIEMENS PLC control. Communication between the sterile pass box and the VH2O2 system allows for the setting of relevant decontamination parameters, after which the system’s built-in program supports unattended automatic operation.

Turbulent flow

Comply with 21CFR Part 11, provides 4Q with on-site validation

Different size can be customized

Features

  • Using VH2O2 102/202 as a biological decontaminant, maintaining a low temperature and normal pressure during the decontamination process, which is efficient and environmentally friendly.
  • The system provides real-time monitoring of the temperature, humidity, and pressure inside the chamber.
  • Offering a complete 40-cycle program and on-site validation.
  • During the biological decontamination and exhaust phases, all air entering the chamber is filtered through an H14-grade HEPA filter to prevent contamination of materials.
  • The loading and unloading system features a double-door structure with pneumatic sealing, pneumatic locking, and an interlocking mechanism for the double doors during operation.
  • The airflow inside the chamber is turbulent, facilitating gas diffusion when handling multi-layer loads.
  • The loading and unloading doors are made of stainless steel frames and high-visibility tempered glass, sealed with pneumatic seals for excellent visibility.

Specifications

Airflow: Turbulence Cleanliness: GMP Grade A
Biological Decontamination Cycle Time: 150 minutes Biological Decontamination Capability: Log reduction value≥6
VH2O2 Residual Level: ≤1ppm High-Efficiency Filter Grade: Supply air HEPA (H14), Exhaust air HEPA (H14)
Printing: Includes biological decontamination cycle parameter saving and printing functions Alarm: High pressure/low pressure alarm, door open timeout alarm, door lock alarm, concentration/temperature alarm
Exhaust Interface: 3-inch or 4-inch sanitary interface Hydrogen Peroxide Gas Decontamination Cycle Interface: 1.5-inch sanitary interface
Material of Inside Chamber: SUS316L stainless steel

Applications

It is widely used in microelectronics, biological laboratories, pharmaceutical factories, hospitals, and the food industry—any environment requiring air purification. It is suitable for transferring various clean and dry items in sterile production, including the outer packaging of packaging materials, instruments, raw materials, accessories, and environmental monitoring equipment that enter A and B critical areas.

Pharmaceutical Industry

Biotechnology Industry

Food and Beverage

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