SPFR Series - 1000 VDC Solar Fuse - UL Class R Size

Series: SPFR
Obsolete: 2017 -02-01
Questions? Contact Littelfuse Support
Roll Over to Zoom

Obsolete 02/17. The SPFR series was designed to meet the growing needs of the solar industry with higher amperage and voltage requirements.


  • Solar Inverters
  • High amperage combiner boxes


  • DC Voltage rating meets European system and North American utility scale requirements
  • Multiple amperage ratings
  • RoHS compliant
  • Class H Dimensions
  • Full Range Protection

Access specifications, certifications, check availability and order parts below

Catalog #Amps (A)VDC (V)Interrupting RatingOpeningStockCompare
SPFR250250100010000Fast-Acting (F)Check
SPFR300300100010000Fast-Acting (F)Check
SPFR350350100010000Fast-Acting (F)Check
SPFR400400100010000Fast-Acting (F)Check
Catalog # Certificates
Sorting icon
SPFR250 URcsa
SPFR300 URcsa
SPFR350 URcsa
SPFR400 URcsa
To request product environmental information, please complete the Product Environmental Information Request Form.