| Part Number | SPXI012.LXB | SPXI015.LXB | 
|---|---|---|
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | 
| Category | Electrical, Specialty Fuses | Electrical, Specialty Fuses | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Mounting Type | Free Hanging (In-Line) | Free Hanging (In-Line) | 
| Fuse Type | Cartridge | Cartridge | 
| Current Rating (Amps) | 12A | 15A | 
| Voltage Rating - AC | - | - | 
| Voltage Rating - DC | 1.5 kV | 1.5 kV | 
| Response Time | Fast Blow | Fast Blow | 
| Applications | Solar (Photovoltaic) | Solar (Photovoltaic) | 
| Features | - | - | 
| Class | - | - | 
| Approval Agency | CE, gPV, UL, UR | CE, gPV, UL, UR | 
| Operating Temperature | - | - | 
| Breaking Capacity @ Rated Voltage | 30kA | 30kA | 
| Package / Case | Cartridge, Inline, Double Ended | Cartridge, Inline, Double Ended | 
| Size / Dimension | 0.406" Dia x 4.333" L (10.31mm x 110.06mm) | 0.406" Dia x 4.333" L (10.31mm x 110.06mm) |