HCET-A TB02 Bimetallic Overload Cutoff Thermal Protection Switch 2.5A-10A High Precision

HCET-A/TB02 Precision Bimetallic Thermal Protector is an ultra-compact, highly reliable temperature control solution designed for critical safety applications. With patented snap-action technology (Patent No. ZL2013 20699495.2), it ensures rapid response (±3°C accuracy) to prevent overheating in motors, medical devices, battery packs, and industrial equipment. Certified under EU RoHS standards, it combines durability with environmental compliance.

Product feature:

• Precision Protection
  - Temperature range: 30°C to 155°C (customizable in 5°C increments).
  - Ultra-sensitive snap-action mechanism for ±3°C/±5°C tolerance, ensuring fast circuit interruption.
• Robust Performance
  - High current capacity: 2.5A/250V AC, 5A/120V AC, 10A/12V DC.
  - Nickel-plated terminals & optional wire configurations for corrosion resistance.
• Compact & Versatile
  - Miniaturized design (patented) fits space-constrained applications like PCB boards, heat cables, and micro-motors.
• Multi-Industry Safety
  - Ideal for battery protection boards (Li-ion), medical heating pads, water pumps, power tools, and transformer overload prevention.
• Certified Reliability
  - EU RoHS compliant, 30,000+ cycle lifespan under harsh conditions.

Electrical Characteristics:

Dimension size

Product detail

Application

Nanjing Haichuan Electronic Co., Ltd., located in Nanjing Luhe Economic Development Zone, is a national high-tech enterprise specializing in the production of high-end motor protectors, overcurrent protectors, thermostats, thermal protectors, temperature switches, temperature control switches, and temperature sensors. The company has passed the IATF16949 quality management system certification and has multiple independent patents. Its products have passed UL, TUV, CQC, and PSE international safety certification, The company adopts advanced automation equipment production technology, and its various series of products are widely used in fields such as glass lifter motors, wiper motors, seat motors, mixers, tubular motors, electric tools, battery packs, heating pads, new energy, etc. Haichuan embraces all rivers and pursues excellence. With professional technology, Haichuan is committed to providing reliable comprehensive solutions for overheating and overcurrent protection.