Level Switch Manufacturers & Suppliers in China (2026)

International level switch brands in China

Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.

1. INT
   S

   Siemens 西门子 Full profile

   Beijing, China office · Est. 1847 · International brand, China operations

   Industrial technology, intelligent infrastructure and automation.

   • Switchgear
   • Vacuum circuit breakers
   • Industrial automation
   • Building technologies
   • Electrical infrastructure
   • Digital industrial systems

   Why it ranks here: registered legal entity on file; email and phone published; operating since 1847.

2. INT
   E

   E+H E+H

   Minhang, Shanghai · Est. 1953 · International brand, China operations

   Registered as 恩德斯豪斯(中国)自动化有限公司 in 2004.

   • Differential pressure transmitters
   • Pressure transmitters
   • Flow switches
   • Level sensors
   • Temperature transmitters
   • Level switches

   Why it ranks here: registered legal entity on file; email and phone published; operating since 1953.

3. INT
   K

   KROHNE KROHNE科隆

   Xuhui, Shanghai · Est. 1921 · International brand, China operations

   Registered as 科隆测量仪器(上海)有限公司 in 1999.

   • Differential pressure transmitters
   • Flow switches
   • Level sensors
   • Flow sensors
   • Level switches

   Why it ranks here: registered legal entity on file; email and phone published; operating since 1921.

4. INT
   W

   WIKA WIKA威卡

   Suzhou, Jiangsu · Est. 1946 · International brand, China operations

   Registered as 威卡自动化仪表(苏州)有限公司 in 1997.

   • Flow switches
   • Force sensors
   • Temperature transmitters
   • Level switches
   • Pressure switches

   Why it ranks here: registered legal entity on file; email and phone published; operating since 1946.

5. INT
   F

   FEEJOY FEEJOY

   Jinshan, Shanghai · International brand, China operations

   Registered as 飞卓科技(上海)股份有限公司 in 2004.

   • Level switches

   Why it ranks here: registered legal entity on file; email and phone published.

6. INT
   K

   KOBOLD KOBOLD科宝

   Qingpu, Shanghai · International brand, China operations

   Registered as 科宝仪器仪表贸易(上海)有限公司 in 1998.

   • Flow switches
   • Level switches

   Why it ranks here: registered legal entity on file; email and phone published.

7. INT
   TK

   Tian Kang Ji Tuan 天康集团

   Chuzhou, Anhui · Est. 1974 · International brand, China operations

   Registered as 安徽天康(集团)股份有限公司 in 1998.

   • Level sensors
   • Level switches

   Why it ranks here: registered legal entity on file; email and phone published; operating since 1974.

8. INT
   M

   MAGNETROL MAGNETROL

   Pudong, Shanghai · International brand, China operations

   Registered as 阿美特克商贸(上海)有限公司 in 2007.

   • Level switches

   Why it ranks here: registered legal entity on file; email published.

More Level switches manufacturers and brands

What is a level switch?

A level switch signals when a liquid or solid reaches a set point in a tank. Float, vibrating fork, conductive and optical types are common.

What buyers compare

• Switching principle
• Medium
• Mounting
• Contact rating
• Temperature and pressure rating

Frequently asked questions