HCET 37 Type L / I Auto Reset Surge Circuit Breaker Protector
120 Amp Motor Thermal Overload Protector with automatic reset functionality for reliable circuit protection.
Product Overview
The HCET 37 Series Compact Type I automatic reset circuit breakers provide robust 30V DC circuit protection for loads ranging from 50 to 120 amps. Designed as an economical alternative to bolt-on circuit breakers, these units are assembled and manufactured in the United States.
Key Applications
- Battery charging devices
- Inverter equipment
- Secondary or branch circuit systems
- Utility trucks and recreational vehicles
Product Specifications
| Product Name |
37 Bolt Down Type I Auto Reset Fuses |
| Material |
Bakelite case |
| Voltage Rating |
30VDC auto-reset |
| Current Range |
50-120A |
| Reset Type |
Auto reset |
Electrical Characteristics
| Standard Amp Ratings |
50, 60, 70, 80, 90, 100, 110, and 120 Amps |
| Maximum Voltage Ratings |
Type I: 30VDC auto-reset (50-120A) |
| Ultimate Trip |
Must Hold 100% at 25°C/77°F
Must Trip at 135% within 1 hour |
| Operating Temperature Range |
-40°C/-40°F to 85°C/185°F |
| Typical Reset Time |
5-90 seconds at 25°C |
Technical Diagrams
Product Dimensions
Product Details
Application Examples
