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Explosion Proof Limit Switches for Hazardous Areas

Explosion proof limit switches are designed specifically for various hazardous areas, depending on their rating. In these limit switches, electrical contacts are contained within an explosion proof enclosure or housing, which eliminates the risk of a spark outside of the enclosure.

With our heritage designing limit switches for the nuclear industry, Namco Controls provides several heavy duty limit switches with explosion proof rated enclosures for hazardous area applications.

Choose the NEMA rated explosion proof limit switch series below or contact our experts to get help selecting the right switch for your application.

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Heavy Duty Limit Switches

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Our Explosion Proof Limit Switch Series


EA800 Series NEMA Rated Limit Switch

EA800 Explosion Proof Limit Switch

  • Ideal for environments with gases, vapors and dust pose potential explosion hazards
  • Meets NEMA 1,4, 4X, 6, 6P, 7 (Class I, Groups C & D) and 9 (Class II, Groups E, F & G) requirements
  • Approved spark-proof bronze or aluminum housing
  • Special temperature option for up to -40° or 150° C applications

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EA880 Series NEMA Rated Limit Switch

EA880 Watertight and Explosion Proof Limit Switch

  • Ideal for applications requiring hazardous location and watertigh enclosures
  • Meets NEMA Type 7, Class I, Groups C and D; Type 9, Class II, Groups E, F, and G requirements
  • Approved spark-proof bronze or aluminum housing
  • Special temperature option for up to -40° or 180° C applications

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