调温开关  制造商、经销商、供应商

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.

Why Choose Us

With more than 20 years experience,Nanjing Wotian Technology Co., Ltd. exported products to 130 countries and have offered over 3000 solutions. Our 70 engineers R&D team with over 30 years experience on customization is always available to assist you in the most complete solutions. Our main products are Pressure Sensors, Pressure Transmitters, Level Transmitters, Differential Pressure Transmitter.  Our standard products are shipped directly from stock. Our specialty is to make customized products for Your Pressure Sensor Solution. We do OEM, ODM for the World's Top 500 Companies. As one of the China pressure sensor products suppliers that own the most complete certificates, we have obtained 20+ quality certification like CE, REACH, ROHS, SIL, SGS, TUV, CNEX, ISO9001, IATF16949 and over 100 Patents.




What We Do

At Nanjing Wotian, our core focus lies in the meticulous production of pressure sensors, heralding a new era of precision and reliability. With a sprawling production capacity exceeding 4 million units annually, our products epitomize quality and craftsmanship. From pressure transmitters to level sensors and temperature sensors, our repertoire encompasses a comprehensive range tailored to meet diverse industrial needs. With factories strategically located in Nanjing and Anshan, we operate from the picturesque Jiulong Lake International Headquarters Base, symbolizing our commitment to both excellence and aesthetics.





Our Goal


Driven by a fervent commitment to customer satisfaction, we endeavor to redefine the landscape of pressure sensor technology. Our mission is not merely to manufacture sensors but to cultivate a culture of innovation that transcends boundaries. With a steadfast dedication to continuous improvement, we embrace the principles of lean management, ensuring that each sensor we produce embodies the pinnacle of quality and performance. Through our pursuit of excellence, we aim to not only revitalize pressure sensor industry but also contribute to the advancement of society, fostering a future where innovation thrives and happiness abounds.

Yangzhou Wuyue Electric Co., Ltd. is a national high-tech enterprise specializing in providing temperature & current protection solutions.
Our company adopts the Amiba business management model and implements the IATF16949 and ISO9001 quality systems. It is committed to the R&D and manufacturing of thermal protectors, thermostats, overload protectors and temperature sensors.
Wuyue, the deputy head unit of the National Standards Committee, led the drafting and revision of relevant national standards. At present, it has breakthrough technologies such as 100,000 times life, 2mm ultra-thin, 210°C high temperature, 90A super-current, and temperature & current protection. It has obtained 23 patents and 3 high-tech product certificates.
Wuyue, the products are manufactured using international standards, and have been matched by Midea, Samsung, Sanyo, Panasonic, Philips, Jiuyang, and German Volkswagen, and have been awarded the title of US Exemption Product.
We always adhere to the spirit of craftsmanship, actively promote technological innovation, and create a trustworthy and respectful enterprise in the field of temperature and current protection.

Sensata Technologies is a global industrial technology company striving to create a cleaner, more efficient, electrified and connected world. Through our broad portfolio of sensors, electrical protection components and sensor-rich solutions which create valuable business insights, we help our customers address increasingly complex engineering and operating performance requirements.

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.