Limit Value Switch  Manufacturers, Traders, Suppliers

More than 15 years of market leadership
Thermik Gerätebau GmbH is an international group of companies with over 900 employees and four production sites on three continents. It is a global market and quality leader for bimetallic thermal protectors and PTC thermistors for preventing electric devices and windings from overheating.
Ever since its founding in 1968, Thermik has stood out for its pioneering spirit. Continual development is crucial for meeting challenges, further developing the company and shaping the future. For Thermik this means developing clever products that impress users with their functionality and quality. However, at Thermik, progress also means staying proactive and continually seeking out new paths to achieve the best results for our customers.

Jiangsu Changsheng Electric Appliance Co., Ltd. is located in Changzhou High-tech Development Zone. It has a floor area of more than 30,000 square meters, a building area of 25,000 square meters, four branch companies in Changzhou and Huai’an respectively, a fixed capital of more than 100 million yuan and more than 1,600 staff, wherein there are more than 200 professional technicians and managers. The company has more than 50 sets of professional automatic production equipment and more than 20 sets of detecting instruments introduced from Japan, and more than 400 sets of home-made production and detection instruments. It mainly produces 17AM-D, BR-A, BR－B, 8AMC and 18AM current temperature type automatic recovery protectors, BW and BR-B6D temperature type automatic protectors, motor tacho-generators, temperature fuses, etc.

About Us

AFRISO, founded in 1869 by Adelbert Fritz in Schmiedefeld/Thuringia, is an innovative, medium-sized family-owned company with more than 1,000 employees worldwide - over 550 of them at our four German sites. Traditionally, we produce measuring and control devices for temperature and pressure. For more than 50 years, we have also been manufacturing measuring, control and monitoring devices for environmental protection.
Today, AFRISO is one of the competence leaders in the field of safety around heating and tank systems as well as an industrial partner in the field of pressure, temperature and level measurement technology. Trend topics such as "Smart Home" also have a tradition with us: we have been dealing with the topic of "event reporting in buildings" since 1997. The latest Smart Home generation has been sustainably developed further since 2012 and offers convincing sensors and actuators for building security, increasing living comfort or for a better indoor climate in your home.