LFT Series - Class T Fuse Blocks

Series: LFT
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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 new Littelfuse Class T fuse blocks offer many advantages over previous generations that are noted in the features and benefits section. Of particular value is the space savings these new blocks provide.

Features/Benefits:

  • Compact design means increased space savings
  • DIN Rail releasable for all 30 A-60 A fuse blocks
  • Only one hand is required to release from DIN Rail (lock open lock closed)
  • Molded phenolic base
  • Steel reinforcing springs supplied as standard provide low resistance connection and long-range reliability
  • Larger blocks employ integral heat sink for maximum heat dissipation
  • Universal mounting holes make for easy replacement

Product Literature

Littelfuse POWR-Gard Catalog

Access specifications, certifications, check availability and order parts below

Catalog #Fuse TypeIndicatingStockSamplesCompare
LFT300301CClass TNoCheckOrder
LFT300302CClass TNoCheckOrder
LFT300303CClass TNoCheckOrder
LFT300601CClass TNoCheckOrder
LFT300601C-HXClass TNoCheckOrder
LFT300602CClass TNoCheckOrder
LFT300602C-HXClass TNoCheckOrder
LFT300603CClass TNoCheckOrder
LFT300603C-HXClass TNoCheckOrder
LFT301001CSClass TNoCheckOrder
LFT301003CSClass TNoCheckOrder
LFT302001CSClass TNoCheckOrder
LFT302003CSClass TNoCheckOrder
LFT304001CSClass TNoCheckOrder
LFT304003CSClass TNoCheckOrder
LFT306001CSClass TNoCheckOrder
LFT306003CSClass TNoCheckOrder
LFT600301CClass TNoCheckOrder
LFT600301PClass TNoCheckOrder
LFT600301SClass TNoCheckOrder
LFT600302CClass TNoCheckOrder
LFT600302PClass TNoCheckOrder
LFT600302SClass TNoCheckOrder
LFT600303CClass TNoCheckOrder
LFT600303PClass TNoCheckOrder
LFT600303SClass TNoCheckOrder
LFT600601CClass TNoCheckOrder
LFT600601C-HXClass TNoCheckOrder
LFT600602CClass TNoCheckOrder
LFT600602C-HXClass TNoCheckOrder
LFT600603CClass TNoCheckOrder
LFT600603C-HXClass TNoCheckOrder
LFT601001CSClass TNoCheckOrder
LFT601003CSClass TNoCheckOrder
LFT602001CSClass TNoCheckOrder
LFT602003CSClass TNoCheckOrder
LFT604001CSClass TNoCheckOrder
LFT604003CSClass TNoCheckOrder
LFT606001CSClass TNoCheckOrder
LFT606003CSClass TNoCheckOrder

  • Showing 2 items
    • JLLS
      UL Class T Fast-Acting Fuse

    • Amps (A): 1, 2, 3, 6, 10, 15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100, 110, 125 more

    • Interrupting Rating: 20 kA @ 300 Vdc, 200 kA @ 300 Vac

    • Opening: Fast-Acting (F)

    • JLLN
      UL Class T Fast-Acting Fuse

    • Amps (A): 1, 2, 3, 6, 10, 15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100, 110, 125 more

    • Interrupting Rating: 20 kA @ 125 Vdc, 20 kA @ 160 Vdc, 50 kA @ 160 Vdc

    • Opening: Fast-Acting (F)

Part # Part Description RoHS Pb-free RoHS (2015/ 863/EU) Certificate REACH (SVHC’s) Declaration Halogen Free REACH (SVHC’s) IPC-Material Declaration
LFT300301C 300V Class T Block 30A 1 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT300302C 300V Class T Block 30A 2 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT300303C 300V Class T Block 30A 3 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT300601C 300V Class T Block 60A 1 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT300602C 300V Class T Block 60A 2 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT300603C 300V Class T Block 60A 3 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT301001CS 300V CLASS T BLOCK 100A 1 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT301003CS 300V CLASS T BLOCK 100A 3 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT302001CS 300V CLASS T BLOCK 200A 1 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT302003CS 300V CLASS T BLOCK 200A 3 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT304001CS 300V CLASS T BLOCK 400A 1 POLE RoHS No 07/30/2010 PbFree No 07/30/2010 No
LFT304003CS 300V CLASS T BLOCK 400A 3 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT306001CS 300V CLASS T BLOCK 600A 1 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT306003CS 300V CLASS T BLOCK 600A 3 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600301C 600V Class T Block 30A 1 Pole Box Lug RoHS No 09/05/2018 PbFree No 09/05/2018
LFT600301P 600V Class T Block 30A 1 Pole P Plate RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600301S 600V Class T Block 30A 1 Pole Screw RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600302C 600V Class T Block 30A 2 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012
LFT600302P 600V Class T Block 30A 2 Pole P Plate RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600302S 600V Class T Block 30A 2 Pole Screw RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600303C 600V Class T Block 30A 3 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600303P 600V Class T Block 30A 3 Pole P Plate RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600303S 600V Class T Block 30A 3 Pole Screw RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600601C 600V Class T Block 60A 1 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600602C 200V Class T Block 60A 2 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT600603C 600V Class T Block 60A 3 Pole Box Lug RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT601001CS 600V CLASS T BLOCK 100A 1 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT601003CS 600V CLASS T BLOCK 100A 3 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT602001CS 600V CLASS T BLOCK 200A 1 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT602003CS 600V CLASS T BLOCK 200A 3 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT604001CS 600V CLASS T BLOCK 400A 1 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT604003CS 600V CLASS T BLOCK 400A 3 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT606001CS 600V CLASS T BLOCK 600A 1 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
LFT606003CS 600V CLASS T BLOCK 600A 3 POLE RoHS No 07/10/2012 PbFree No 07/10/2012 No
07/10/2012
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