Jiwei Ring-11 Fork Liquid Level Switches perform well in level measurement for crude oil storage tanks. The instruments have been reliably working and never had false alarms since they were installed.

Currently, a batch of Ring-11 liquid level switches are applying in a Xinjiang petrochemical factory for the 1st phase project of technical renovation.

Ring-11 liquid level switch successfully wins the tendering project of liquid level measuring instrument for LNG high-pressure tank of Sinopec by a reseller in Chongqing enterprise.

　　Yantian Port purchases 230 sets of Flap-11 magnetic level indicator and Reed-11 remote transmitter to measure the level of diesel oil and engine oil of gantry crane generator units.

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.