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Hazardous Location Limit Switches

Our Hazardous Location Switches are designed for use in applications such as refineries, distilleries, grain elevators and flour mills where dangerous gases or other materials may be present.

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Bulletin 802R Sealed Contact Hazardous Location Limit Switches feature a rugged single contact, hermetically sealed in a glass envelope that has excellent contact reliability even in contaminated atmospheres. These switches are listed by Underwriters’ Laboratories, Inc. for use in Class I, Division 2, Groups A, B, C, and D hazardous locations as defined by the National Electrical Code.

Sealed Contact Hazardous Location Limit Switches
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Bulletin 802XR Sealed Contact Hazardous Location Limit Switches operate in atmospheres and locations defined as Class I, Groups B, C or D or Class II, Groups E, F or G in the National Electrical Code. Typical applications for this switch include refineries, distilleries, grain elevators and flour mills. For Class I, Division 2 locations, you can also use a Bulletin 802R limit switch.

Sealed Contact Hazardous Location Limit Switches
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Bulletin 802X NEMA Type 4 watertight limit switches are designed for indoor use to protect the internal parts against water seepage, splashing, falling water, or hose directed water.

Watertight or Hazardous Location Limit Switches