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With UL Class I, Zone 1 approval and a 4X rating, the EF1A series can be used in harsh locations and is well-suited to handle applications in oil & gas, water treatment, chemical plants, painting booths and more. This design also allows for increased mounting versatility with mounting options including adjustable, fixed angle, or no mounting bracket. And with major international certifications, EF1A can even be used in applications worldwide.