Hazardous Area Enclosures

Explosion Proof
Junction Boxes

Certified enclosures for safe and compliant electrical connections in Division 1 and Zone 1 hazardous locations. Built for power distribution, PoE switching, and wireless access point integration in oil & gas, chemical, and offshore environments.

UL Listed Class I Class II Class III Division 1 ATEX IECEx

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10 Models Available

8 Max PoE Ports

Div 1 Classification

5 Year Warranty

Four Product Lines

Wireless, Power, Signaling & Satellite

From integrated wireless access points and centralized PoE control panels to hazardous-area signaling devices and Starlink satellite connectivity — every enclosure is engineered for classified areas.

Wireless JBs

ZONE Series Wireless Access Point Junction Boxes

Division 1 certified enclosures with integrated wireless access points — supporting 802.11ac/ax Wi-Fi, 4G LTE, and mesh networking. Designed for hazardous areas where cabled infrastructure is impractical or cost-prohibitive.

✓ ZONE-FIVE — 802.11ac Wave 2 dual-band
✓ ZONE-AI — AI-powered wireless (Cisco Meraki)
✓ ZONE-MESH — Mesh networking (Cisco Meraki)
✓ 8-port HPoe output for camera power
✓ Class I, II, III Division 1 certified
✓ IP66 / NEMA 4X rated enclosure

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Control Panels

UL Listed Industrial Control Panels

UL Listed enclosures for centralized power distribution and PoE management for up to 8 explosion-proof cameras. Available with integrated 4G LTE modem for remote connectivity in areas without network infrastructure.

✓ EX-JB-H-POE-8-BD — 8-device PoE management
✓ 1414-8-LTE — With Cradlepoint 4G LTE modem
✓ 1414-8-SPH / 1313-4-SPH — Standard control
✓ UL Listed, Class I II Div 1
✓ Multiple port configurations (2–8 devices)
✓ Houston, TX manufactured

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Signaling & Access

Hazardous Area Horn/Speaker & Ex Card Reader Access Control Enclosures

Division 1 junction boxes for audible alarm signaling and Ex Card Reader access control enclosure. The EXJB-D1-HORN line offers PoE, SFP fiber, and 4G LTE wireless connectivity options with multiple antenna configurations.

✓ EXJB-D1-HORN — Horn
✓ EXJB-D1-READER — Ex Card Reader enclosure
✓ PoE, SFP fiber, or 4G LTE connectivity
✓ LTE / Wi-Fi antenna configurations
✓ Class I Division 1 certified
✓ Integrates with site alarm & security systems

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Starlink

Starlink Satellite Connectivity Enclosures

Satellite-based connectivity for remote hazardous sites beyond cellular coverage — pipelines, offshore support, and isolated well pads. Purpose-built enclosures bring Starlink internet to classified areas, powering cameras anywhere on Earth.

✓ Starlink-D1-Mini — Division 1 installations
✓ Starlink-D2 — Division 2 installations
✓ Connectivity with zero terrestrial infrastructure
✓ Ideal for pipelines, well pads & remote assets
✓ Pairs with Spectrum wireless camera systems
✓ Rapid deployment — no trenching, no towers

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Why Spectrum Junction Boxes

Built for Hazardous Area Infrastructure

Division 1 Certified

UL Listed and certified for Class I, II & III Division 1 — the most stringent hazardous area classification. Fully compliant for use in oil & gas, chemical, and mining environments.

Integrated Connectivity

Wireless access point models eliminate the need for separate cabling runs in remote or offshore locations. 4G LTE, 802.11ac, and mesh networking options available inside a single certified enclosure.

PoE Power Distribution

Manage power for up to 8 explosion-proof cameras from a single certified enclosure. High-power PoE (HPoe) output supports demanding camera platforms including PTZ and multi-sensor configurations.

Rugged Construction

IP66 / NEMA 4X rated enclosures protect against dust, water ingress, and corrosive elements. Designed for continuous outdoor operation in coastal, offshore, and process plant environments.

Product Lineup

Junction Box Models

All models are in-stock and available for immediate quotation. Contact our team for custom configurations, volume pricing, and project-based procurement.

15 models found

4G/5G Wireless Class I/II Div 1

0808-R1900-BD

Spectrum Junction Box | 0808-R1900-BD

The Spectrum 0808-R1900-BD Wireless JB is certified Class I, Div 2 Groups A, B, C & D. The JB's are…

Explosion Proof Junction Boxes

Wireless, Power, Signaling & Satellite

ZONE Series Wireless Access Point Junction Boxes

UL Listed Industrial Control Panels

Hazardous Area Horn/Speaker & Ex Card Reader Access Control Enclosures

Starlink Satellite Connectivity Enclosures

Built for Hazardous Area Infrastructure

Division 1 Certified

Integrated Connectivity

PoE Power Distribution

Rugged Construction

Junction Box Models

Spectrum Junction Box | 0808-R1900-BD

Spectrum Junction Box | 1313-2-SPH

Spectrum Junction Box | 1313-4-SPH

Spectrum Junction Box | 1414-8-LTE

Spectrum Junction Box | 1414-8-SPH

Spectrum Junction Box | EX-JB-H-POE-8-BD

Spectrum Junction Box | EXJB-D1-HORN

Spectrum Junction Box | EXJB-D1-READER-XXXXX

Spectrum Junction Box | Starlink-D1-Mini

Spectrum Junction Box | Starlink-D2

Spectrum Junction Box | ZONE-AI-DIV1-MIC-713-OX4A1-HPOE8

Spectrum Junction Box | ZONE-FIVE-DIV1-R980-HPOE8

Spectrum Junction Box | ZONE-FIVE-DIV1-RUTM50-HPOE8

Spectrum Junction Box | ZONE-FIVE-DIV1-XR60-HPOE8

Spectrum Junction Box | ZONE-MESH-DIV1-MERAKI76-HPOE8

Explosion Proof
Junction Boxes