Contact Temperature Sensors  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.

Shenzhen Ampron Technology Co., LTD. (hereinafter "Ampron"), founded in 2004, is a national high-tech enterprise, committed to the research and development, manufacturing and sales of thermistor, temperature sensor, pressure sensor, oxygen sensor and other intelligent sensor products. Headquartered in Shenzhen, Ampron has CNAS accreditation and TUV witness experimental certification laboratory, and 3 subsidiary with R & D centers in Shenzhen Pingshan, Dongguan Qingxi, Chenzhou Hunan.
After years of technology accumulation, Ampron has a complete industrial chain from material research and development to thermistor and sensor manufacturing, in the material formula, ceramic matrix preparation, molding, sintering, printing, and other independent capabilities and core technology. Based on the in-depth research of ceramic materials, we has developed high-performance thermistor and intelligent sensor, and has a large number of ceramic material formula reserve, experimental data and application experience. Facing different industry markets, Ampron can provide overall solutions for intelligent sensors according to different needs by mastering numerous material formulations, advanced technology and rich industrialization experience.
Our products are widely used in automobile, intelligent home appliances, consumer electronics, intelligent medical, photovoltaic, energy storage, communication equipment, industrial control, etc. We have rich experience in technology development and a large number of research and development results and professional technical team, who can master the professional technology and match with the product development needs of downstream customers. Ampron has passed and strictly implemented ISO9001, ISO14001, IATF16949 standard management system. Core products have obtained UL, CUL, TUV, CQC product safety certification. We participated in the compilation of the national standards of Barium titanate based High Electrical Strength and Low Resistivity thermal sensitive Ceramic Materials and MEMS Piezoresistive Pressure Sensitive Device Performance Test Method. In 2019, Ampron was selected as one of the first batch of specialized and new "Small Giant" enterprises (248 in total) by the Ministry of Industry and Information Technology. In 2021, it was selected as one of the first batch of national specialized and new "Small Giant" enterprises supported by MIIT (a total of 782 in China, one of the 6 selected enterprises in Shenzhen), in 2021 by the Guangdong Provincial Department of Science and Technology recognized as the "Guangdong Province based on advanced functional ceramic materials intelligent sensor engineering technology research center" supporting unit.
Sensing the world and Bridging everything. Ampron staff will take it as the mission and vision to continuously innovate and contribute technology and support to the development of human intelligent technology, and make better intelligent quality of life in China and even the world!

starting as a small company in Lithuania 20 years ago, with hard work we grew and became creators of Internet of Things. As a leading company from connected vehicles to networking solutions, which are created and manufactured in Lithuania we are setting market trends worldwide. We have the Key which enriches our values and leads to Easy IoT.
In 20 years we have launched to mass production over 100 different devices in IoT, Networking, Connected vehicles, Asset and personal Tracking areas. That makes over 7.000.000 million devices sold worldwide in over 150 different countries. Although these numbers are impressive, Teltonika is more than that – we are about innovating, inspiring, connecting, educating and reliable partnership.
By setting new trends we inspire our partners to change the world and use the most advanced technologies in the market.Connected vehicles, NB-IoT, CAT-M1, Cloud based services and many more are already here. Innovation will always be a pulse of Teltonika. Vision and passion of people working at Teltonika have created the history of our company. We are here to create it together.

EN ISO 9001:2008

DIN EN ISO 9001:2008