Ordinary junction boxes of various specifications, forms and materials are made of plastic spray, paint and bright treatment on the surface. The temperature sensors suitable for general environments are varied. The interfaces can be equipped with various bolts and protective tubes. Can be supplied separately or whole machine products.Electrical interface: M20X1.5,M22X1.5, optional NPT1/2, NPT3/4, etc. Connecting pipe: M16X1,M12X1,M20X1.5, optional NPT1/2, NPT3/4, etc. Material: stainless steel, aluminum alloy, plastic.