SVEX-JB50 Explosion-Proof Junction Box with 6 Cable Ports

SKU: SVEX-JB50

Explosion Proof Junction Box with 6 Cable Entries and Stainless Steel Housing

SVEX-JB50 Explosion Proof Junction Box for Hazardous Locations

The SVEX-JB50 Explosion Proof Junction Box is a rugged, corrosion-resistant enclosure designed to protect electrical connections and terminations in environments with flammable gases, vapors, or combustible dust. Certified for use in Zone 1, Zone 2 (gas) and Zone 21, Zone 22 (dust) hazardous areas, the SVEX-JB50 ensures safe power and data distribution for critical systems in high-risk industrial zones.

Built with industrial-grade stainless steel and rated IP68, this junction box is engineered for durability, reliability, and long-term performance in the harshest conditions. Whether mounted on a wall, pole, or fixed base, it delivers superior protection and operational integrity in sectors like oil & gas, petrochemical, marine, and manufacturing.

Certified Safety and International Compliance

  • Explosion Proof Rating: Ex d IIC T6 Gb / Ex tD IIIC T80°C Db
  • Certificate Marking: II 2 GD (Gas and Dust protection)
  • Certification Bodies:
    • ATEX Certificate: 13ATEX1525

    • IECEx Certificate: NEM 13.0015

  • Compliance Zones:
    • Gas: IIA, IIB, IIC (Zone 1, Zone 2)

    • Dust: IIIC (Zone 21, Zone 22)

These international certifications make the SVEX-JB50 suitable for global deployment in hazardous locations that require strict safety and performance standards.

Robust Materials and Environmental Protection

  • Enclosure Material: 304 or 316L Stainless Steel for maximum corrosion resistance

  • IP Rating: IP68,  completely dust-tight and submersible

  • Ingress Protection: Withstands water, moisture, and particulate ingress

  • Temperature Rating: Operates in extreme climates, from -40°F to +140°F (-40°C to +60°C)

  • Air Pressure Tolerance: 80–110 KPa

  • Relative Humidity: <95% RH at 25°C (non-condensing)

With weather-tight construction and resistance to salt spray, humidity, and extreme temperatures, the SVEX-JB50 is ideal for both indoor and outdoor use in coastal, marine, and industrial facilities.

Flexible Design with Six Cable Ports

The SVEX-JB50 is equipped with six cable entry ports to accommodate a wide variety of wiring and connectivity needs. The default cable thread size is G-3/4”, with optional configurations available in M25 x 1.5 for system compatibility. Its spacious interior allows for clean cable management and straightforward wiring in even the most complex installations.

  • Available Room: 255 mm diameter x 135 mm (height)

  • Cable Ports: 6

  • Mounting Options: Wall, pole, or fixed base

  • Weight: 13 kg (net), 15 kg (shipping)

The box is also surge protection-ready with an optional TVS6000V device for added protection against electrical spikes.

Ideal Applications

The SVEX-JB50 Explosion Proof Junction Box supports a wide range of mission-critical systems that require safe, reliable connections in hazardous areas, including:

  • Explosion-proof surveillance camera systems

  • Industrial automation and sensor networks

  • Hazardous zone lighting systems

  • Intrinsically safe alarm and communication equipment

  • Marine and offshore control stations

  • .Refineries, fuel storage facilities, and chemical processing plants

  • Flour mills, food production zones, and dust-prone warehouses

Wherever precise, certified wiring infrastructure is needed in a volatile environment, the SVEX-JB50 stands as a trusted and proven solution.

Key Features of the SVEX-JB50 Explosion Proof Junction Box

✅ Rugged IP68 Stainless Steel Construction (304 or 316L)
✅ 6 Cable Ports with Flexible Threading Options
✅ Operates in Temperatures from -40°C to +60°C
✅ Mountable on Wall, Pole, or Base
✅ Compatible with Explosion-Proof Systems and Accessories

*Note: This is a special order item. Allow 4-6 weeks for delivery.

Weight 28.66 lbs
Dimensions 10.03 × 10.03 × 5.31 in
Accessory Type

Junction Box

Materials

Available in either 304SS or 316L

Specifications SVEX-JB50
Ex-Marking II 2 GD Ex d II C T6 Gb Ex t IIIC T80°C Db
Certificate 13ATEX 1525/IECEx NEM 13.0015
License No. XK06-123-00251
ENVIRONMENTAL
Air pressure 80~110KPa
Temperature -40°F ~ 140°F (-40°C ~ +60°C)
Humidity <95%RH [77°F (+25°C)]
MECHANICAL
Material Stainless Steel 304 or 316L
IP Rating 68
Available Room 255 x 135(H) mm
Weight 13KG
Shipping Weight 15KG
Cable Ports 6
Cable Entry Size G-3/4” (default)/M25x1.5
Mount Wall, pole, or fixed base

SVEX-JB50 Spec Sheet

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