| PartNumber | PSR031FS0200Z | PSR031FS0315Z | PSR031FS0250Z |
| Description | Specialty Fuses 200A 700V SIZE 31 Flush End In. Thred | Specialty Fuses 315A 700V SIZE 31 Flush End In. Thred | SEMICONDUCTOR FUSE, HIGH-SPEED, 250A |
| Manufacturer | Littelfuse | Littelfuse | - |
| Product Category | Specialty Fuses | Specialty Fuses | - |
| RoHS | Y | Y | - |
| Series | PSR | PSR | - |
| Product | Specialty Fuses | Specialty Fuses | - |
| Body Style | Square Body Fuses | Square Body Fuses | - |
| Current Rating | 200 A | 315 A | - |
| Voltage Rating AC | 700 VAC | 700 VAC | - |
| Voltage Rating DC | 600 VDC | 600 VDC | - |
| Mounting Style | Holder | Holder | - |
| Termination Style | Quick Connect | Quick Connect | - |
| Fuse Type | Fast Blow | Fast Blow | - |
| Fuse Size / Group | 31 | 31 | - |
| Indicator Style | Visual Side Indicator | Visual Side Indicator | - |
| Packaging | Bulk | Bulk | - |
| Brand | Littelfuse | Littelfuse | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Fuses | Fuses | - |
| Tradename | Powr-SPEED | Powr-SPEED | - |