SPFI Series - 1000 Vdc - In-Line Solar Fuse

Series: SPFI
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Disclaimer Notice

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The Littelfuse SPFI solar fuse is designed to integrate into an in-line assembly within a wire harness. It has been specifically engineered to protect photovoltaic (PV) systems meeting UL 248-19 standards. The SPFI can be electrically insulated by either overmolding or using heat-shrink.

Features / Benefits

  • One-piece cap design, without joints, offers easier wire crimping and more streamlined molding
  • No fuse holder required helps save space, time, and money
  • 20,000 A Interrupting Rating

Product Literature

Solar Products Catalog

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Solar Catalog

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POWR-GARD Fuse Catalog - Download

Renewable Energy Video

Access specifications, certifications, check availability and order parts below

Catalog #Amps (A)Interrupting RatingResistance
(Ω)		OpeningVDC (V)StockSamplesCompare
SPFI002220 kAFast-Acting (F)1000CheckOrder
SPFI003320 kA0.11Fast-Acting (F)1000CheckOrder
SPFI03.53.520 kAFast-Acting (F)1000CheckOrder
SPFI004420 kAFast-Acting (F)1000CheckOrder
SPFI005520 kAFast-Acting (F)1000CheckOrder
SPFI006620 kAFast-Acting (F)1000CheckOrder
SPFI008820 kA0.0178Fast-Acting (F)1000CheckOrder
SPFI0101020 kA0.0125Fast-Acting (F)1000CheckOrder
SPFI0121220 kA0.00993Fast-Acting (F)1000CheckOrder
SPFI0151520 kA0.00799Fast-Acting (F)1000CheckOrder
SPFI02.52.520 kAFast-Acting (F)1000CheckOrder
SPFI0202020 kAFast-Acting (F)1000CheckOrder
SPFI0252520 kA0.00353Fast-Acting (F)1000CheckOrder
SPFI0303020 kA0.00284Fast-Acting (F)1000CheckOrder
Catalog # Certificates
Sorting icon
SPFI002 ECCiconuriconCURiconTUVicon
SPFI003 ECCiconuriconCURiconTUVicon
SPFI03.5 ECCiconuriconCURiconTUVicon
SPFI004 ECCiconuriconCURiconTUVicon
SPFI005 ECCiconuriconCURiconTUVicon
SPFI006 ECCiconuriconCURiconTUVicon
SPFI008 ECCiconuriconCURiconTUVicon
SPFI010 ECCiconuriconCURiconTUVicon
SPFI012 ECCiconuriconCURiconTUVicon
SPFI015 ECCiconuriconCURiconTUVicon
SPFI02.5 ECCiconuriconCURiconTUVicon
SPFI020 ECCiconuriconCURiconTUVicon
SPFI025 ECCiconuriconCURiconTUVicon
SPFI030 ECCiconuriconCURiconTUVicon

Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
SPFI002.L 1000 VDC 2 AMP INLINE MIDGET FUSE RoHS No 10/10/2014 PbFree No 10/10/2014 No
10/10/2014
SPFI002.T 1000 VDC 2 AMP INLINE MIDGET FUSE RoHS No 10/10/2014 PbFree No 10/10/2014 No
10/10/2014
SPFI003.T 1000 VDC 3 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI003.L 1000 VDC 3 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI03.5L 1000 VDC 3.5 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI03.5T 1000 VDC 3.5 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI004.L 1000 VDC 4 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 CoC_RoHS10_SPFI004.L No
12/02/2015
SPFI004.T 1000 VDC 4 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI005.L 1000 VDC 5 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 CoC_RoHS10_SPFI005.L No
12/02/2015
SPFI005.T 1000 VDC 5 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI006.L 1000 VDC 6 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI006.T 1000 VDC 6 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI008.T 1000 VDC 8 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI008.L 1000 VDC 8 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI010.T 1000 VDC 10 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI010.L 1000 VDC 10 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI012.L 1000 VDC 12 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI012.T 1000 VDC 12 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI015.L 1000 VDC 15 AMP INLINE MIDGET FUSE RoHS No 10/10/2014 PbFree No 10/10/2014 CoC_RoHS10_SPFI015.L No
10/10/2014
SPFI015.T 1000 VDC 15 AMP INLINE MIDGET FUSE RoHS No 10/10/2014 PbFree No 10/10/2014 No
10/10/2014
SPFI02.5L 1000 VDC 2.5 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI02.5T 1000 VDC 2.5 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI020.T 1000 VDC 20 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI020.L 1000 VDC 20 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI025.T 1000 VDC 25 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI025.L 1000 VDC 25 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI030.T 1000 VDC 30 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
SPFI030.L 1000 VDC 30 AMP INLINE MIDGET FUSE RoHS No 12/02/2015 PbFree No 12/02/2015 No
12/02/2015
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