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Technical Specifications
Parameters and characteristics for this part
| Specification | SPXI045.TXB |
|---|---|
| Applications | Solar (Photovoltaic) |
| Approval Agency | UL, cUL |
| Breaking Capacity @ Rated Voltage | 50 kA |
| Class | gPV |
| Current Rating (Amps) | 45 A |
| Fuse Type | Cartridge |
| Mounting Type | In Line |
| Operating Temperature [Max] | 125 °C |
| Operating Temperature [Min] | -50 °C |
| Package / Case | Cartridge, Inline, Double Ended |
| Response Time | Fast Blow |
| Size / Dimension [custom] | 6.44 in |
| Size / Dimension [custom] | 163.58 mm |
| Size / Dimension [diameter] | 20.65 mm |
| Size / Dimension [diameter] | 0.813 in |
| Voltage Rating - DC | 1.5 kV |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | N/A | 0 | $ 93.60 | |
Description
General part information
SPXI045-B Series
The Littelfuse SPXI solar fuse is designed to integrate into an in-line assembly within a wire harness. The fuse provides photovoltaic (PV) protection that meets UL 248-19 for photovoltaic applications. The SPXI can be electrically insulated by either overmolding or using heat-shrink.
Documents
Technical documentation and resources