SPFJ Solar Fuses

Littelfuse SPFJ Solar Fuses are part of the POWR-GARD® portfolio and are ultra-small 1000VDC photovoltaic fuses available in 70A to 450A. The series is manufactured in Class J case sizes that allow for both fuse holder and busbar mounting configuration. The SPFJ meets both UL and IEC requirements. Littelfuse SPFJ Solar Fuses are suitable for use in inverters, re-combiner boxes, DC cable protection, and EV off-board charging.

Results: 15
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Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Product
Body Style
Current Rating
Voltage Rating DC
Interrupt Rating
Mounting Style
Termination Style
Fuse Type
Fuse Size/Group
Indicator Style
Packaging
Resistance
Littelfuse Specialty Fuses 1000VDC 200A PV Special
Datasheet
68In Stock
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 200 A 1 kVDC Stud Bolt Down Fast Blow Class J Bulk
Littelfuse Specialty Fuses 1000V 70A SOLAR FUSE
Datasheet
38In Stock
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 70 A 1 kVDC 20 kA at 1 kVDC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 1.924 mOhms
Littelfuse Specialty Fuses 1000V 100A SOLAR FUSE
Datasheet
21In Stock
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 100 A 1 kVDC 20 kA at 1 kVDC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 1.243 mOhms
Littelfuse Specialty Fuses 1000V 200A SOLAR FUSE
Datasheet
80In Stock
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 200 A 1 kVDC 200 kA at 600 VAC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 460 mOhms
Littelfuse Specialty Fuses 1000V 250A SOLAR FUSE
Datasheet
10In Stock
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 250 A 1 kVDC 200 kA at 600 VAC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 485 mOhms
Littelfuse Specialty Fuses 1000V 300A SOLAR FUSE
Datasheet
15In Stock
24Expected 03/03/2026
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 300 A 1 kVDC 200 kA at 600 VAC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 367 mOhms
Littelfuse Specialty Fuses 1000V 350A SOLAR FUSE
Datasheet
43In Stock
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 350 A 1 kVDC 200 kA at 600 VAC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 285 mOhms
Littelfuse Specialty Fuses 1000V 400A SOLAR FUSE
Datasheet
41In Stock
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 400 A 1 kVDC 200 kA at 600 VAC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 236 mOhms
Littelfuse Specialty Fuses 1000V 160A SOLAR FUSE
Datasheet
112In Stock
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 160 A 1 kVDC 200 kA at 600 VAC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 613 mOhms
Littelfuse Specialty Fuses 1000V 90A SOLAR FUSE
Datasheet
8In Stock
8Expected 12/03/2026
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 90 A 1 kVDC 20 kA at 1 kVDC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 1.436 mOhms
Littelfuse Specialty Fuses 1000V 125A SOLAR FUSE
Datasheet
3In Stock
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 125 A 1 kVDC 200 kA at 600 VAC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 964 mOhms
Littelfuse Specialty Fuses 1000V 450A SOLAR FUSE
Datasheet
4In Stock
Min.: 1
Mult.: 1
SPFJ Specialty Fuses Round Body Fuses 450 A 1 kVDC 200 kA at 600 VAC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 187 mOhms
Littelfuse Specialty Fuses 1000VDC 125A PV Special
Datasheet
55Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 125 A 1 kVDC Stud Bolt Down Fast Blow Class J Bulk
Littelfuse Specialty Fuses 1000VDC 160A PV Special
Datasheet
9Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 160 A 1 kVDC Stud Bolt Down Fast Blow Class J Bulk
Littelfuse Specialty Fuses 1000V 80A SOLAR FUSE
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1
Mult.: 1

SPFJ Specialty Fuses Round Body Fuses 80 A 1 kVDC 20 kA at 1 kVDC Stud Bolt Down Fast Blow Class J Without Indicator Bulk 1.7 mOhms