Thermal protector,thermal Switch Series
  • Product Details
HCET-A/TB02 Thermal Switch thermal protector  


Product features:

HCET-A/TB02 Series Thermal Switch thermal protector  Thermostat

Every part of Haichuan is exquisitely crafted to meet the quality standards required in the motor accessory industry, such as impact and wear resistance.

● Small size, Installation is more flexible and convenient; 

●Have the stable work characteristics and excellent reliability;

●Sensitive temperature and snap action ;

●Nickel and wires are optional;

●Each type of parts strictly implemented European ROHS environmental standards;

●Terminals are optional with normally closed Model B and normally open Model K

Electrical specifications

 2.5A/250V AC5A/120 V AC
10A/12V AC5A/24V AC
Technical parameter

 Action temperature    from 30°C-155°C, Every 5 °C a specification. Temperature is optional and customized. 

Temperature tolerance±3℃,±5℃ 

  ● Battery pack, Li battery protect board

●Electric tools, snow sweepers

● Fluorescent ballasts and lightings, transformers


● PC board, temperature sensitive cable

● Heating-pads, electrical blankets


Product Details  

Imported chip

More accurate disconnection time and disconnection temperature

 Sterling silver contact

Ensure longer and more reliable life

 Ultra small volume

International leading level, more convenient and faster installation

 Imported shrapnel

Imported NGK beryllium copper shrapnel is more powerful

Fatigue resistance, product service life Longer term

Product Assurance
    High accuracy

Stable performance
  • 03

    Good synchronization

Strong reliability
  • 05

    Long service life  
  • 06

    Small radio interference
Independent strength R & D

Own bimetallic material manufacturing and research and development base.

Accurate and reliable quality

Our products win the domestic and foreign consumers’ favor and praise.

Complete functional specifications

We are  leading  thermal protector & thermostats manufacturer in China Effectively reduce development cost and time for you

Efficient production and fast delivery

100% inspection before shipment.


1.What is the minimum order quantity?


2.How long is the delivery time?

About 10 days for 100K pcs.

3.Can you help us to design the protector?

Yes, we focus on the researching. We have technicians to work it. You just send your products to us, and tell us thespecifications. We will design it and give you offer.

About Haichuan


Nanjing Haichuan Electronic Co., Ltd. located in Luhe Economic Development Zone, Nanjing city, Jiangsu province, China, it was established on August 5th, 2010. It is a high-quality thermal protector, temperature switch, over-current protector manufacturers, vigorously introduce Austria, the United States and other places technology and more than 20 advanced equipment, especially committed to the automotive field of high-reliable Protector R & D and Manufacturing! The company has passed the ISO/TS16949 quality management system certification and has a number of independent Patents. Its products have passed the international safety certification of many countries such as UL, TUV, CQC, PSE, etc. Products are widely used in glass elevator motor, wiper motor, skylight motor, car water tank, car heating pad, white household appliances and other occasions that need reliable and safe protection, is one of the most complete specifications in the field of automotive electrical protectors, the company has become an excellent supplier to the cooperation units of many mainframes manufacturers in China. More than 60% of the company's products are exported to the United States, Canada, the European Union, Brazil, Taiwan and other countries and regions. With the company's mature technical strength and sound management system, to provide customers with cost-effective products and services.

Contact us for   thermal  protector switch, electric motor thermal overload switch or any types of thermal protectors. We will be your trusted partner.


Basic Information
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  • Main Industry
  • Main Products
  • Enterprise Legal Person
  • Total Employees
  • Annual Output Value
  • Export Market
  • Cooperated Customers


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​​​​​​​ Provide unique experiences for each intended partner. We offer you discounted prices and high-quality products.


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