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sew0850 series explosion proof lighting controllers for hazardous environments d
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SEW0850 Series Explosion-Proof Lighting Controllers for Hazardous Environments

Certified for Zone 1/2 gas (IIA-IIC) and Zone 21/22 dust environments, the SEW0850 series delivers corrosion-defying control in extreme settings like oil rigs, chemical plants, and military facilities.


Core Advantages of SEW0850 Series Explosion-Proof Lighting Controllers for Hazardous Environments

  • Tool-Free Installation: Interlocked silicone-sealed housing eliminates cover removal for wiring, ensuring IP66-rated protection against moisture and corrosive gases.

  • Low-Light Operation: Glow-in-the-dark rocker handle with dual ON/OFF indicators enables safe switching in dark or confined spaces.

  • High-Performance Materials: Antistatic alloy plastic withstands impacts, extreme temperatures (-40°C to +60°C), and chemical exposure (WF2-rated).

  • Dual-Environment Safety: Complies with Ex db eb IIC T6 Gb (gas) and Ex tb IIIC T80°CDb (dust) standards for global hazardous zone compliance.

  • Configurable Wiring: Supports M20/M25 cable glands (5.5–17mm diameter) with top/bottom entry options for flexible industrial layouts.


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