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Dynamic Pass Box
HEPA Filtered System

Dynamic Pass Box

Features recirculating HEPA-filtered vertical laminar airflow to actively sweep away airborne particulate contamination during transfer between cleanroom zones of different classifications.

HEPA Filter 99.997% efficiency at 0.3 micron (H14 Grade)
Static Pressure Magnehelic Gauge & Air Velocity Monitor
Electromagnetic Door Interlocking with LED status indicators
Heavy-Duty Stainless Steel SS 304 / SS 316 double wall housing

Detailed Product Overview

ADS Biotech Dynamic Pass Boxes act as airlock barrier systems equipped with integrated blowers and HEPA filtration modules. When items are placed inside, clean laminar air washes over the materials to purge surface dust particles before they are retrieved from the opposite side. Ideal for pharmaceutical manufacturing, sterile filling, and high-containment laboratories requiring stringent particulate control.

Technical Specifications

Parameter Specification
MOC Stainless Steel SS 304 / SS 316 Double Wall Construction
Air Cleanliness ISO Class 5 (Class 100) as per ISO 14644-1
Filtration Pre-Filter EU4 (90%) & Minipleat HEPA Filter 99.997% @ 0.3µm
Airflow Velocity 90 ± 20 FPM (0.45 m/s) uniform vertical airflow
Blower Assembly Dynamically balanced motor blower unit with speed controller
Instrumentation Dwyer Magnehelic pressure gauge for filter pressure drop monitoring

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