| Part Number | KLLU3000X | KLLU3500X | 
|---|---|---|
| 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) | 3kA | 3.5kA | 
| Voltage Rating - AC | 600 V | 600 V | 
| Voltage Rating - DC | 300 V | 300 V | 
| Response Time | Slow Blow | Slow Blow | 
| Applications | Electrical, Industrial | Electrical, Industrial | 
| Features | - | - | 
| Class | L | L | 
| Approval Agency | CE, CSA, UL | CE, CSA, UL | 
| 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 | 5.000" Dia x 4.000" L (127.00mm x 101.6mm) | 5.752" Dia x 4.000" L (146.10mm x 101.60mm) |