204 pieces of Jiwei Ring-11 Flameproof Liquid Level Switches serve as the high and low level control sensors for mineral oil measurement

With the unique technical advantages of product, Jiwei wins a good market response and user acceptance again.

Ring-11 Liquid Level Switch is able to function reliably at high temperature of 250℃, and the fork body is made of 316L stainless steel, which ensures the instrument works safely and stably in the oil field.