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See Product Specifications
| Part Number: | PSR073FS0450Z | 
| Category: | Circuit Protection | 
| Subcategory: | Electrical, Specialty Fuses | 
| Manufacturer: | Littelfuse Inc. | 
| Packaging: | Box | 
| Product Status: | Active | 
| Mounting Type: | Bolt Mount | 
| Fuse Type: | Square | 
| Current Rating (Amps): | 450A | 
| Voltage Rating - AC: | 1.3 kV | 
| Voltage Rating - DC: | 1 kV | 
| Response Time: | Fast Blow | 
| Applications: | Semiconductors | 
| Features: | - | 
| Class: | - | 
| Approval Agency: | CCC, CE, cURus, UL | 
| Operating Temperature: | -55°C ~ 125°C | 
| Breaking Capacity @ Rated Voltage: | 100kA AC, 150kA DC | 
| Package / Case: | - | 
| Size / Dimension: | 2.953" L x 2.894" W x 3.130" H (75.00mm x 73.50mm x 79.50mm) |