These are our most popular line of switches with a body that is 1 1/8 in square and are manufactured from aluminum and stainless steel materials. The stainless steel units are approved for the 15 minute FAA flame test requirement. For economy of weight and cost we do recommend the aluminum version. These units can be provided with many different connectors. These units also come in a variety of different pressure port connections and sizes. The range in pressures is from 1.5 PSIG to 400 PSIG. Also, it is used in vacuum service.
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