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Personnel and Material Decontamination Equipment
Hazardous-Area Pass Box
A configurable sealed pass box for controlled transfer at hazardous process boundaries, without assigning a specific area classification.
- Sealed Transfer Enclosure
- Grounding Provision
- Interlocked Access Doors
- Configurable Process Interface
Product Introduction
The hazardous-area pass box is a stainless material-transfer enclosure specified around the actual substances, cleaning method, pressure scheme and electrical installation requirements of the process. It uses gasketed doors, conductive bonding points and smooth internal surfaces to support a controlled transfer route. The product name alone does not establish the electrical or protective configuration required at a given facility; that configuration is set from the actual operating environment.
Key Features
Gasketed doors and one-door-at-a-time interlocking limit direct opening between rooms.
Smooth stainless interior surfaces suit the selected cleaning practice.
Non-electrical configurations can minimise components within the transfer chamber.
Penetrations and ancillary components can be chosen for process compatibility.
Customer Product Concerns
Hazardous-process transfer must be tailored to actual material, ignition-risk assessment, pressure arrangement and local installation rules.
A transfer opening creates an uncontrolled path between process rooms.Gasketed interlocked doors create a closed intermediate chamber.
Metal equipment lacks an obvious bonding connection.A dedicated grounding stud provides a defined facility connection point.
Ordinary materials degrade under the selected solvent or cleaning agent.Stainless grade, gasket and window material are selected for documented compatibility.
Users assume one generic box suits every hazardous location.The enclosure and any electrical accessories are specified only after the site’s actual area and process requirements are defined.
Typical Applications
Solvent-handling process supportPowder processing boundariesChemical laboratory material transferBattery-material handling routes
Technical Parameters
Typical construction ranges for a hazardous-area pass box are listed below; the installed configuration must match the intended process environment.
| Core Material | SUS 304 or SUS 316L double-wall enclosure with bonding stud, gasketed doors and process-compatible internal surfaces |
|---|---|
| Panel Thickness | 70-120 mm sealed double-wall cabinet construction |
| Effective Width | 400-1200 mm clear transfer width |
| Maximum Length | Up to 1500 mm chamber depth |
| Steel Facing Thickness | 1.0-1.5 mm stainless-steel facing |
| Core Density | 35-40 kg/m³ polyurethane insulation in enclosed double-wall panels |
| Thermal Conductivity | 0.022-0.028 W/(m·K) for polyurethane panel insulation |
| Surface Finish | Brushed or electropolished stainless steel with chemical-compatible gaskets selected for the process |
| Joint Type | Sealed welded or folded cabinet seams with interlocked compression-gasketed doors and bonded enclosure connection |
| Customization | Available based on the intended application and operating environment. |
Available Options
SUS 304 or SUS 316L enclosureMechanical interlock without chamber electronicsGrounding braid and external bonding lugProcess-compatible gasket and window materials
Planning a Hazardous-Area Pass Box specification?
Send us your dimensions, installation conditions, performance targets and required surface finish.
