Product Description
Optifuse 451 Series Automotive Circuit Breaker; IP67; Type I - Auto Reset; 140 Amp; 42VDC
Automotive Circuit Breaker • Current: 140 Amp • Voltage Rating: 42VDC • Reset Type : Type I - Auto Reset • Mounting Type: Surface Mount • Rating: IP67 • Terminals Configuration: 1/4”-28 Stud
Product Information
| Manufacturer | Optifuse |
| Product Category | Circuit Breaker |
| Product Sub Category | Automotive Circuit Breaker |
| Series | 451 Series |
| Catalog Part Number | 451140 |
Specifications
| Product Attribute | Attribute Value |
|---|---|
| Current | 140 Amp |
| Voltage Rating | 42VDC |
| Reset Type | Type I - Auto Reset |
| Interrupting Rating | 3000A @ 30VDC (25A-150A), 1500 @ 30VDC (175A-250A) |
| Operation Temperature | -25o F ~ 180o F |
| Compliances | SAE J1625, SAE J1171, ABYC-E11, UL1077 |
| Body Material | Thermoset Plastic (UL94V-0) |
| Terminals Configuration | 1/4”-28 Stud |
| Mounting Type | Surface Mount |
| Rating | IP67 |
Series Features
451 Series
Series DescriptionHigh Amp - Auto Reset - 1/4" Studs
- Heavy duty and high amperage to defend accessory and auxiliary high amp draw applications in RVs, marine craft, emergency vehicles and heavy-duty trucks. With paralell studs for in-line mounting.
- Commonly installed alongside a vehicle's battery as the primary source of power protection. The 3,000A Interrupt Rating meets ABYC requirements for DC main circuit protection on battery banks up to 1,100 CCA capacity.
- Waterproof and ignition rated for use in marine engine compartments, meeting thorough SAE J553 and ABYC standards.