| Part Number | JLLS300.XXP | JLLS500.XXP | 
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | 
| Category | Electrical, Specialty Fuses | Electrical, Specialty Fuses | 
|   |   | |
| Product Status | Active | Active | 
| Mounting Type | Bolt Mount | Bolt Mount | 
| Fuse Type | Cartridge | Cartridge | 
| Current Rating (Amps) | 300A | 500A | 
| Voltage Rating - AC | 600 V | 600 V | 
| Voltage Rating - DC | 300 V | 300 V | 
| Response Time | Fast Blow | Fast Blow | 
| Applications | Electrical, Industrial | Electrical, Industrial | 
| Features | - | - | 
| Class | T | T | 
| Approval Agency | CE, CSA, UL, UR | CE, CSA, UL, UR | 
| Operating Temperature | - | - | 
| Breaking Capacity @ Rated Voltage | 200kA AC, 20kA DC | 200kA AC, 20kA DC | 
| Package / Case | Cylindrical, Blade Terminal (Bolt) | Cylindrical, Blade Terminal (Bolt) | 
| Size / Dimension | 1.594" Dia x 3.626" L (40.50mm x 92.10mm) | 2.063" Dia x 3.984" L (52.40mm x 101.20mm) |