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To ensure accuracy, please note that images may be representative. Refer to the product data sheet for detailed specifications.
| Manufacturer | LITTELFUSE |
| Manufacturer Product Number | SPFJ125.XXL |
| Description | Industrial Fuse; 125 A; gPV; Fast-Acting; 38.1x146.1mm; Bolt-in; 1000 VDC; UL/cUL |
| Datasheet | Download Datasheet |
The Littelfuse SPFJ125.XXL is a 125 A fast-acting photovoltaic (gPV) fuse, rated 1000 VDC.
A gPV fuse is rated for photovoltaic strings: DC voltage up to the array's open-circuit level and the low fault currents of solar panels. A fast-acting fuse opens quickly on an overload, for resistive and lightly loaded circuits with little switch-on surge.
Interrupting rating: 20 kA DC.
Construction: 38.1 x 146.1 mm diameter x length; slotted blade (8.5 mm slot).
It is UL Listed and cUL.
| Category | |
| Manufacturer | LITTELFUSE |
| Model | SPFJ |
| Current Rating (A) | 125 |
| Size | 38.1 x 146.1 mm (dia. x length) |
| Speed | Fast-Acting |
| UL Class | Photovoltaic (gPV) |
| Voltage Rating | 1000 VDC |
| Breaking Capacity | 20 kA DC |
| Body Material | Melamine |
| Mounting Style | Bolt-in |
| Terminal Type | Slotted blade (8.5 mm slot) |
| Approvals | UL Listed, cUL |
| Cold Resistance (Ω) | 1.020 |
| End Cap Material | Copper alloy |