Jiwei SW-11/21 Magnetic Switches and Reed-11 Remote Transmitter are all qualified with SIL2 / SIL3 Functional Safety Assessment, as well as certified for both Intrinsic Safety and Flameproof Enclosure explosion protection.

Flap-11A Standard Magnetic Level Indicator is made of 316L stainless steel, suitable for majority corrosive liquids.

Flap-11S Economical Magnetic Level Indicator is practical and economical. It is made of 304 stainless steel and suitable for mild corrosive liquids.

Flap-11Px Lined Magnetic Level Indicator comes with F4 (PTFE)/F46 (FEP) lined chamber for selection. Flap-11Px has been applied for 3 patents.

Flap-11C Plastic Magnetic Level Indicator is a corrosion resistant level meter that particularly suitable for chemical water treatment and wastewater treatment at power plant, printing and dyeing industry, as well as other acidic liquids which are not miscible with PP material.

Reed-11 converts liquid level status to a 4～20mA signal and transmits it to remote console or control center to monitor and control the liquid level in real-time.

SW-11 Magnetic Switch is qualified with SIL2 / SIL3 Functional Safety Assessment, as well as certified for both Intrinsic Safety (Ex ia IIC T6 Ga) and Flameproof Enclosure (Ex d IIC T6 Gb) explosion protection.

SW-21 has been approved for both Explosion-proof Certifications (Flameproof Enclosure: Ex d IIC T6 Gb and Intrinsic safety: Ex ia IIC T6 Ga). Jiwei holds a utility patent (NO. 201821348285.8) on SW-21.

We offer two types of indicators for Ingress Protection rating IP65 and IP66/67 respectively. Designed with broader panel and greatly increases the visual distance and viewing angle.