GMP/ISO-Certified Flat Door Pass Box | 304 Stainless Steel & Anti-Corrosion | Pharma/Electronics Grade
Multi-Layer Contamination Defense: Flat Door Mechanically Interlocked Pass-Through Window
Engineered for Ultra-Strict Cleanroom Protocols
Triple Barrier Protection:
Layer 1: 304 sanded stainless steel interior (Ra≤0.5μm) with electropolished finish
Layer 2: Intermediate cold plate baked coating (IP56 chemical resistance)
Layer 3: Outer epoxy anti-static coating (10^8-10^10Ω surface resistivity)
Intelligent Transfer Control:
Dual HEPA-filtered air curtains (0.45m/s velocity) + mechanical interlock achieve ISO Class 4 particle retention
Tempered glass windows (6mm AR-coated) with 85° wide-angle observation
| Parameter Name | parameter |
| Material | Cold plate baking paint inside 304 sanding stainless steel |
| Window Design | Double doors with tempered glass observation windows |
| Interlock System | Mechanical interlock to prevent simultaneous door opening |
| Lighting | UV sterilization lamp and embedded clean lighting lamp |
| Internal Design | Rounded corners to eliminate dead angles |
| Door Handle | SUS304 stainless steel for durability |
| External Dimensions | W760 × D670× H720 (mm) |
| Internal Dimensions | W600 × D600 × H600 (mm) |
| Certifications | ISO,GMP,CE |
Key Features
1. Cold Plate Baking Paint Inside 304 Sanding Stainless Steel: Durable and corrosion-resistant for cleanroom compatibility.
2. Double Door Design: Features tempered glass observation windows for visibility and aesthetics.
3. Mechanical Interlock System: Ensures both doors cannot be opened simultaneously, preventing cross-contamination.
4. UV Sterilization and Clean Lighting: UV lamp for sterilization and embedded lighting for illumination during transfers.
5. Rounded Interior Corners: Eliminates dead angles for easier cleaning and compliance with hygiene standards.
6. Durable Door Handle: Made of SUS304 stainless steel for long-lasting use.
7. Optimized Dimensions: Compact yet spacious design for efficient use in cleanroom environments.
8. Safety & Visibility: Tempered glass ensures clear visibility and enhanced safety.
Application Scenarios
Material transfer in pharmaceutical cleanrooms.
Sterile sample handling in biomedical laboratories.
Contamination-sensitive component transfer in electronics manufacturing.
Q1: How does this GMP/ISO-Certified Flat Door Pass Box ensure compliance with pharmaceutical and electronics industry standards while preventing cross-contamination?
This pass box is rigorously certified to meet GMP Annex 1 and ISO 14644-1 Class 5 cleanliness requirements, ensuring sterile material transfer in regulated environments. The 304 stainless steel construction provides a smooth, non-porous surface that resists particle buildup and simplifies sanitization, critical for GMP compliance. Equipped with HEPA H14 filters (≥99.995% efficiency at 0.3μm), it maintains a particle-free environment, while the flat door design minimizes recessed areas where contaminants could accumulate. The automatic interlock system ensures only one door opens at a time, creating an airtight barrier to prevent cross-contamination. Optional UV-C sterilization further eliminates microbial risks, making it ideal for pharmaceutical manufacturing, electronics assembly, or any application requiring strict contamination control.
Q2: How do the 304 stainless steel and anti-corrosion design of this pass box withstand frequent sanitization and harsh chemicals in pharmaceutical or electronics cleanrooms?
The 304 stainless steel build offers superior corrosion resistance, making it suitable for environments where daily sanitization with aggressive disinfectants or exposure to mild chemicals is necessary. Its smooth, durable surface resists scratches and particle adhesion, reducing maintenance efforts and contamination risks. The anti-corrosion design includes welded seams and airtight seals that maintain structural integrity even in high-humidity or chemically intensive settings. Routine maintenance, such as filter replacements (HEPA filters every 12–18 months) and gasket inspections, ensures long-term reliability. For highly corrosive applications, optional upgrades to 316L stainless steel further enhance chemical resistance, ensuring the pass box withstands the harshest cleanroom conditions.
Q3: How does the flat door design of this GMP/ISO-Certified Pass Box optimize space and operational efficiency in pharmaceutical or electronics workflows?
The flat door design is engineered to save space in compact cleanrooms by eliminating protruding handles or mechanisms, reducing the unit’s footprint while maintaining a functional interior for material transfer. The seamless, flush-mounted door not only conserves valuable floor or wall space but also supports easy sanitization and reduces the risk of particle entrapment, aligning with ISO Class 5 cleanliness standards. The interlock system streamlines operations by ensuring safe, sequential door movements, minimizing downtime in high-traffic environments. The ergonomic layout allows for quick, intuitive access, enhancing operator efficiency in time-sensitive processes like pharmaceutical production or electronics assembly, where precision and speed are critical.
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