HC02 Automotive-Grade Motor Overload Protector 20A with UL Certification Bimetal Thermal Cutoff Switch for EV Motors & Power Systems
The HC02 series represents the next generation of bimetal motor overload protectors specifically engineered for demanding automotive
and industrial applications. Featuring UL-certified safety and RoHS compliance, this thermal cutoff switch delivers precise 20A overload
protection with ±3% current tolerance.
Product feature:
- Bimetal Trip Mechanism
Ensures 30,000+ operation cycles with instant response to overloads (4-10s trip time) - Automotive-Grade Construction
-40°C to 180°C operating range - Smart Thermal Protection
5℃ incremental temperature settings (60-180℃ range)
±8℃ thermal accuracy for motor winding protection - New Energy Vehicle Optimized
Ideal for EV traction motors, battery cooling systems and charging equipment - Customization Ready
Adjustable trip current (1-30A) with optional terminal configurations
Electrical Characteristics:
60℃~170℃ Operating temperature range, Customizable temperature. | 4S~10S Special action time can be customized |
±8°C, ±10℃ Temperature Tolerance | 1A~30A The overload current tripping range can be customized according to customer's requirements. |
1~30amps/15 volts DC 1~15amps/250 volts AC 1~15amps/30 volts DC 1~30amps/125 volts AC Electrical characteristics |
Dimension size

Product detail

Application
