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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Littelfuse Industrial & Electrical Fuses 1000 VDC 10 AMP MIDGET FUSE
Datasheet
57In Stock
120On Order
Min.: 1
Mult.: 1

SPF Specialty Fuses 10 A 1 kVAC Fast Blow 1 kVDC 20 kA Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk 12.5 mOhms
Littelfuse Industrial & Electrical Fuses 1000VDC 12AMP Midget PCB Tabs
Datasheet
55In Stock
Min.: 1
Mult.: 1

SPF Specialty Fuses 12 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Through Hole Radial Blade Bend 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1000VDC 20AMP Midget
Datasheet
95In Stock
Min.: 1
Mult.: 1

SPF Specialty Fuses 20 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1000VDC 20AMP Midget PCB Tabs
Datasheet
92In Stock
Min.: 1
Mult.: 1

SPF Specialty Fuses 20 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Through Hole Radial Blade Bend 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1000VDC 25AMP Midget PCB Tabs
Datasheet
104In Stock
Min.: 1
Mult.: 1

SPF Specialty Fuses 25 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Through Hole Radial Blade Bend 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1000 VDC 3 AMP MIDGET FUSE
Datasheet
690On Order
Min.: 1
Mult.: 1

SPF Specialty Fuses 3 A 1 kVAC Fast Blow 1 kVDC 20 kA Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk 110 mOhms


Littelfuse Industrial & Electrical Fuses 1000VDC 5AMP Midget PCB Tabs
Datasheet
297Expected 11/06/2026
Min.: 1
Mult.: 1

SPF Specialty Fuses 5 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Through Hole Radial Blade Bend 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1000 VDC 6 AMP MIDGET FUSE
Datasheet
270On Order
Min.: 1
Mult.: 1

SPF Specialty Fuses 6 A 1 kVAC Fast Blow 1 kVDC 20 kA Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk 28.1 mOhms
Littelfuse Industrial & Electrical Fuses 1000VDC 2AMP Midget PCB Tabs
Datasheet
475Factory Stock Available
More Info Available
Min.: 100
Mult.: 100

SPF Specialty Fuses 2 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Through Hole Radial Blade Bend 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1000VDC 3AMP Midget
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 100
Mult.: 100

SPF Specialty Fuses 3 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1000VDC 4AMP Midget
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 100
Mult.: 100

SPF Specialty Fuses 4 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1000VDC 5AMP Midget
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 100
Mult.: 100

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

SPF Specialty Fuses 6 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk
Littelfuse Industrial & Electrical Fuses 1000VDC 10AMP Midget
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 100
Mult.: 100

SPF Specialty Fuses 10 A 1 kVAC Fast Blow 1 kVDC Cartridge Fuses Holder Clip 5AG Midget (10.3 mm x 38.1 mm) Without Indicator Bulk