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KEX’s explosion-proof enclosures and boxes, including junction boxes, barrier boxes, modular enclosures, round junction boxes, and circuit/control boxes are designed for hazardous environments (Zones 1, 2, 21, 22) and provide safe housing for electrical connections, breakers, and controls.
Product Summary
1. KEx Junction Box (KJB Series)
- Standard explosion-proof junction box.
- Provides safe cable termination and distribution.
- Material: GRP (Glass Reinforced Polyester).
- Use Case: General hazardous area wiring.
2. KEx Barrier Box (KBB Series)
- Explosion-proof barrier enclosure.
- Designed to isolate and protect circuits in explosive atmospheres.
- Ensures compliance with strengthened safety standards.
- Use Case: Hazardous area installations requiring circuit isolation.
3. B2X Modular Enclosures (Junction Boxes)
- GRP modular enclosures for flexible configurations.
- Lightweight, corrosion-resistant, and customizable.
- Use Case: Industrial plants needing scalable junction box solutions.
4. KEx Round Junction Box (RJB Series)
- Compact round-shaped junction box.
- Explosion-proof, suitable for limited-space installations.
- Use Case: Smaller hazardous zones or equipment requiring circular enclosures.
5. KEx nR Circuit Breaker Box (KCBB Series)
- Explosion-proof breaker box.
- Houses circuit breakers for hazardous environments.
- Use Case: Electrical protection and distribution in explosive atmospheres.
6. KEx nR Control Box (KCBB-46 Series)
- Explosion-proof control box.
- Designed for switches, push buttons, and control devices.
- Use Case: Operator interface in hazardous zones.
Comparison Table
| Product | Function | Material | Typical Use Case |
|---|---|---|---|
| KJB Junction Box | Cable termination/distribution | GRP | General wiring |
| KBB Barrier Box | Circuit isolation | GRP/Metal | Hazardous circuits |
| B2X Modular Enclosure | Flexible junction box system | GRP | Scalable setups |
| RJB Round Junction Box | Compact cable enclosure | GRP | Space-limited installs |
| KCBB Circuit Breaker Box | Houses breakers | GRP/Metal | Electrical protection |
| KCBB-46 Control Box | Operator control interface | GRP/Metal | Switches & controls |
þ Key Considerations
- Certification: All products are explosion-proof, compliant with Zone 1, 2, 21, 22.
- Material: GRP is common—lightweight, corrosion-resistant, ideal for offshore/chemical plants.
- Applications: Oil & gas, petrochemical, offshore rigs, mining, and industrial facilities.
- Selection Tip:
- Use junction boxes for wiring distribution.
- Use barrier boxes for circuit isolation.
- Use breaker/control boxes for electrical protection and operator control.




