SPF 1000VDC Solar Fuses

Littelfuse SPF (Solar Protection Fuse) 1000VDC Solar Fuses have been specifically designed for the ever-increasing voltage requirements of photovoltaic (PV) systems. The SPF series is UL recognized to safely interrupt circuits up to 1000VDC maximum. These midget fuses (10mm x 38mm) safety protect PV modules and their conductors from reverse overcurrent conditions. Littelfuse SPF 1000VDC Solar Fuses are available in 1A to 30A ratings to match specific requirements in a variety of applications, including inverters, combiner boxes, and battery charge controllers.

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Qty. RoHS ECAD Model Series
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Littelfuse Specialty Fuses 1000VDC 2AMP Midget PCB Tabs
Datasheet
1In Stock
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 2 A 1 kVAC 1 kVDC Through Hole Radial Blade Bend Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 6AMP Midget PCB Tabs
Datasheet
6In Stock
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 6 A 1 kVAC 1 kVDC Through Hole Radial Blade Bend Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 8AMP Midget
Datasheet
25In Stock
300On Order
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 8 A 1 kVAC 1 kVDC Holder Clip Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 20AMP Midget
Datasheet
117In Stock
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 20 A 1 kVAC 1 kVDC Holder Clip Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 25AMP Midget PCB Tabs
Datasheet
104In Stock
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 25 A 1 kVAC 1 kVDC Through Hole Radial Blade Bend Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 30AMP Midget
Datasheet
97In Stock
100Expected 16/02/2026
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 30 A 1 kVAC 1 kVDC Holder Clip Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 10AMP Midget PCB Tabs
Datasheet
400Expected 01/07/2026
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 10 A 1 kVAC 1 kVDC Through Hole Radial Blade Bend Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 3AMP Midget
Datasheet
100Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 3 A 1 kVAC 1 kVDC Holder Clip Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 4AMP Midget
Datasheet
300Factory Stock Available
More Info Available
Min.: 100
Mult.: 100

SPF Specialty Fuses Cartridge Fuses 4 A 1 kVAC 1 kVDC Holder Clip Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 8AMP Midget PCB Tabs
Datasheet
170Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 8 A 1 kVAC 1 kVDC Through Hole Radial Blade Bend Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 10AMP Midget
Datasheet
100Factory Stock Available
More Info Available
Min.: 100
Mult.: 100

SPF Specialty Fuses Cartridge Fuses 10 A 1 kVAC 1 kVDC Holder Clip Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 5AMP Midget
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 100
Mult.: 100

SPF Specialty Fuses Cartridge Fuses 5 A 1 kVAC 1 kVDC Holder Clip Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 6AMP Midget
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 100
Mult.: 100

SPF Specialty Fuses Cartridge Fuses 6 A 1 kVAC 1 kVDC Holder Clip Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Specialty Fuses 1000VDC 12AMP Midget PCB Tabs
Datasheet
Lead-Time 15 Weeks
Min.: 1
Mult.: 1

SPF Specialty Fuses Cartridge Fuses 12 A 1 kVAC 1 kVDC Through Hole Radial Blade Bend Fast Blow 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk