Class II Division 2 Exit Signs – Durable, Hazardous‑Location Egress Fixtures

Class II Division 2 exit signs are specifically engineered for environments where combustible dust may occasionally be present—such as feed mills, coal plants, and plastic manufacturing facilities. These UL 924 and UL 844 rated fixtures feature explosion-resistant housings made from die-cast aluminum or fiberglass-reinforced polycarbonate, equipped with tamper-proof seals and high-clarity lenses to prevent dust ingress.

Designed to withstand harsh industrial conditions, these signs deliver bright LED EXIT legends in red or green and include sealed push-to-test buttons, LED charging indicators, and polycarbonate faces. They offer a minimum 90-minute emergency runtime powered by nickel-cadmium or lithium-ion batteries and typically support 120/277 VAC input.

With rugged protective features and certifications for dusty atmospheres (Class II Div 2 Groups E, F, G), these exit signs ensure reliable performance in industrial and agricultural environments prone to airborne particulates.

What is Class II Division 2? It designates areas where combustible dust is present only under abnormal conditions. Exit signs used in these zones must be sealed and certified to prevent ignition in dust-laden air—common in grain processing, plastics, and metalworking facilities.

Need a different classification? Browse our Class I Division 2 explosion-proof exit signs for gas and vapor hazards, or view our Class II Division 1 dust-rated exit signs for higher-risk particulate environments.

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FAQs About Class II Division 2 Exit Signs

❓ What defines Class II Division 2?

This classification covers environments where combustible dust may occasionally exist under abnormal conditions. Division 2-rated fixtures are built to prevent ignition in these settings.

❓ Are these exit signs explosion‑proof?

Yes. They are designed with sealed, explosion-resistant housings and meet UL 844/924 safety standards.

❓ Where are these signs used?

Commonly installed in industries like coal processing, grain handling, plastics manufacturing, and other dusty workplaces.

❓ What battery types are included?

These units typically use nickel-cadmium or lithium-ion batteries that deliver 90 minutes of runtime and fast recharge.

❓ Can they be ceiling-mounted?

Yes. Mounting flexibility includes wall, ceiling, end, or pendant options with industrial-grade configurations.

❓ Do they support self-testing?

Yes. Most models include sealed push-to-test buttons or automatic self-diagnostic circuitry for inspection compliance.