Hazardous Location Enclosures
ZonEx ATEX/IECEx Certified Enclosures for Explosive Atmospheres
nVent HOFFMAN hazardous location enclosures are designed and certified to meet ATEX Directive 2014/35/EU as well as IECEx and AEx standards for increased safety in housing electrical components in Zone 1 and Zone 2 applications. Built from 316 stainless steel for maximum corrosion resistance in harsh chemical environments.
ZonEx Enclosure Series
ZonEx ATEX IECEx Type 4X Hinged 316SS EXE Design
Hinged door design for easy access to internal components. Features quick-release latches and continuous hinge construction. Ideal for applications requiring frequent access for maintenance or adjustment.
- 316L Stainless Steel Construction
- NEMA Type 4X / IP66 Rating
- Zone 1 & Zone 2 Certified
- Hinged Door with Quick-Release Latches
- Silicone Gasket Seal
ZonEx ATEX IECEx Type 4X Screw Cover 316SS
Screw cover design provides enhanced security and tamper resistance. Multiple screw fasteners ensure uniform gasket compression around the entire perimeter. Best for applications requiring secure, sealed access.
- 316L Stainless Steel Construction
- NEMA Type 4X / IP66 Rating
- Zone 1 & Zone 2 Certified
- Screw Cover with Captive Fasteners
- Enhanced Tamper Resistance
Available Models
Hoffman hazardous location enclosures are available in multiple sizes to meet your application requirements:
| Catalog Number | Description | Typical Applications |
|---|---|---|
| A10D84 | Hazardous Location Enclosure - Compact | Terminal boxes, small junction applications |
| A12D106 | Hazardous Location Enclosure - Small | Control stations, small instrument housings |
| A12D128 | Hazardous Location Enclosure - Small/Medium | Instrumentation, small control panels |
| A16D128 | Hazardous Location Enclosure - Medium | PLCs, motor starters, control systems |
| A16D168 | Hazardous Location Enclosure - Medium | Drive enclosures, larger control systems |
| A20D168 | Hazardous Location Enclosure - Large | Multi-component installations |
| A20D208 | Hazardous Location Enclosure - Large | Large control panels, MCC sections |
| A24D208 | Hazardous Location Enclosure - Extra Large | Complete control systems |
| A24D2410 | Hazardous Location Enclosure - Extra Large | Full-size control cabinets |
Technical Specifications
Construction
- Material: 316L Stainless Steel (body and door)
- Finish: #4 brushed finish standard
- Gasket: Silicone (oil-resistant options available)
- Hardware: Stainless steel fasteners
Environmental Ratings
- NEMA: Type 4, 4X, 12
- IP Rating: IP66
- Temperature: -40°F to +185°F (-40°C to +85°C)
Certifications
- ATEX: Directive 2014/35/EU
- IECEx: International certification
- Zone Rating: Zone 1, Zone 2, Zone 21, Zone 22
- Gas Groups: IIA, IIB, IIC
- Dust Groups: IIIA, IIIB, IIIC
Features
- Increased safety "e" construction
- Ex e II protection method
- Continuous piano hinge (hinged models)
- External mounting feet
- Ground stud provisions
Common Applications
Oil & Gas
- Wellhead control panels
- Pipeline monitoring stations
- Refinery instrumentation
- Tank farm controls
Chemical Processing
- Reactor control systems
- Solvent handling areas
- Paint manufacturing
- Petrochemical plants
Marine & Offshore
- Offshore platforms
- Ship engine rooms
- LNG terminals
- Port facilities
Need Assistance with Hazardous Location Enclosures?
Our team can help you select the right enclosure for your specific classification.
Browse ZonEx Enclosures Call (262) 252-1600