Electrical Fuses & Fuse Parts

Circuit protection is a crucial aspect of electrical systems, and fuses play a significant role in ensuring the safety and proper functioning of these systems. Fuses are electrical safety devices that are designed to protect electrical circuits and equipment from damage caused by overcurrent conditions. They are typically made of a metal wire or filament that melts when an overcurrent is present, effectively breaking the circuit and preventing further damage. Fuses come in various sizes and amperage ratings to accommodate different types of electrical systems and applications. Fuses work by interrupting the flow of current when an overcurrent condition is present. Overcurrent conditions can occur due to several reasons, such as short circuits, component failures, or electrical surges. When an overcurrent is detected, the fuse's metal wire or filament melts, breaking the circuit and preventing further damage to the electrical system.

  • 0JTD175.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 175 Amps, 1 pack)

    0JTD175.XXID

    $368.13
    $566.92
    UL Class J Time-Delay Fuses With Indication (600V, 175 Amps, 1 pack)
  • 0JTD2.25T Littelfuse UL Class J Time-Delay Fuse (600V, 2.25 Amps, 10 pack)

    0JTD2.25T

    $48.70
    $75.00
    UL Class J Time-Delay Fuse (600V, 2.25 Amps, 10 pack)
  • 0JTD2.25TXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 2.25 Amps, 10 pack)

    0JTD2.25TXID

    $52.23
    $80.44
    UL Class J Time-Delay Fuses With Indication (600V, 2.25 Amps, 10 pack)
  • 0JTD200.X Littelfuse UL Class J Time-Delay Fuse (600V, 200 Amps, 1 pack)

    0JTD200.X

    $342.75
    $527.84
    UL Class J Time-Delay Fuse (600V, 200 Amps, 1 pack)
  • 0JTD200.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 200 Amps, 1 pack)

    0JTD200.XXID

    $368.13
    $566.92
    UL Class J Time-Delay Fuses With Indication (600V, 200 Amps, 1 pack)
  • 0JTD225.X Littelfuse UL Class J Time-Delay Fuse (600V, 225 Amps, 1 pack)

    0JTD225.X

    $687.86
    $1,059.30
    UL Class J Time-Delay Fuse (600V, 225 Amps, 1 pack)
  • 0JTD225.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 225 Amps, 1 pack)

    0JTD225.XXID

    $731.62
    $1,126.70
    UL Class J Time-Delay Fuses With Indication (600V, 225 Amps, 1 pack)
  • 0JTD250.X Littelfuse UL Class J Time-Delay Fuse (600V, 250 Amps, 1 pack)

    0JTD250.X

    $588.50
    $1,059.30
    UL Class J Time-Delay Fuse (600V, 250 Amps, 1 pack)
  • 0JTD250.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 250 Amps, 1 pack)

    0JTD250.XXID

    $731.62
    $1,126.70
    UL Class J Time-Delay Fuses With Indication (600V, 250 Amps, 1 pack)
  • 0JTD300.X Littelfuse UL Class J Time-Delay Fuse (600V, 300 Amps, 1 pack)

    0JTD300.X

    $588.50
    $1,059.30
    UL Class J Time-Delay Fuse (600V, 300 Amps, 1 pack)
  • 0JTD300.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 300 Amps, 1 pack)

    0JTD300.XXID

    $745.83
    $1,148.58
    UL Class J Time-Delay Fuses With Indication (600V, 300 Amps, 1 pack)
  • 0JTD350.X Littelfuse UL Class J Time-Delay Fuse (600V, 350 Amps, 1 pack)

    0JTD350.X

    $687.86
    $1,059.30
    UL Class J Time-Delay Fuse (600V, 350 Amps, 1 pack)
  • 0JTD350.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 350 Amps, 1 pack)

    0JTD350.XXID

    $745.83
    $1,148.58
    UL Class J Time-Delay Fuses With Indication (600V, 350 Amps, 1 pack)
  • 0JTD400.X Littelfuse UL Class J Time-Delay Fuse (600V, 400 Amps, 1 pack)

    0JTD400.X

    $687.86
    $1,059.30
    UL Class J Time-Delay Fuse (600V, 400 Amps, 1 pack)
  • 0JTD400.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 400 Amps, 1 pack)

    0JTD400.XXID

    $745.83
    $1,148.58
    UL Class J Time-Delay Fuses With Indication (600V, 400 Amps, 1 pack)
  • 0JTD450.X Littelfuse UL Class J Time-Delay Fuse (600V, 450 Amps, 1 pack)

    0JTD450.X

    $1,082.05
    $1,666.36
    UL Class J Time-Delay Fuse (600V, 450 Amps, 1 pack)
  • 0JTD450.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 450 Amps, 1 pack)

    0JTD450.XXID

    $1,151.19
    $1,772.84
    UL Class J Time-Delay Fuses With Indication (600V, 450 Amps, 1 pack)
  • 0JTD500.X Littelfuse UL Class J Time-Delay Fuse (600V, 500 Amps, 1 pack)

    0JTD500.X

    $1,082.05
    $1,666.36
    UL Class J Time-Delay Fuse (600V, 500 Amps, 1 pack)
  • 0JTD500.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 500 Amps, 1 pack)

    0JTD500.XXID

    $1,151.19
    $1,772.84
    UL Class J Time-Delay Fuses With Indication (600V, 500 Amps, 1 pack)
  • 0JTD600.X Littelfuse UL Class J Time-Delay Fuse (600V, 600 Amps, 1 pack)

    0JTD600.X

    $1,082.05
    $1,666.36
    UL Class J Time-Delay Fuse (600V, 600 Amps, 1 pack)
  • 0JTD600.XXID Littelfuse UL Class J Time-Delay Fuses With Indication (600V, 600 Amps, 1 pack)

    0JTD600.XXID

    $1,173.55
    $1,807.26
    UL Class J Time-Delay Fuses With Indication (600V, 600 Amps, 1 pack)
  • 0KLC001.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC001.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC002.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC002.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC003.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC003.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC004.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC004.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC005.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC005.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC006.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC006.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC007.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC007.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC008.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC008.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC010.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC010.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC012.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC012.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC015.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC015.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC020.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC020.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC025.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC025.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC030.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC030.T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse
  • 0KLC035.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC035.T

    $138.78
    $213.72
    Very Fast-Acting Semiconductor Fuse
  • 0KLC040.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC040.T

    $138.78
    $213.72
    Very Fast-Acting Semiconductor Fuse
  • 0KLC045.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC045.T

    $138.78
    $213.72
    Very Fast-Acting Semiconductor Fuse
  • 0KLC050.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC050.T

    $138.78
    $213.72
    Very Fast-Acting Semiconductor Fuse
  • 0KLC060.T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC060.T

    $138.78
    $213.72
    Very Fast-Acting Semiconductor Fuse
  • 0KLC070.V Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC070.V

    $170.36
    $262.36
    Very Fast-Acting Semiconductor Fuse
  • 0KLC080.V Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC080.V

    $170.36
    $262.36
    Very Fast-Acting Semiconductor Fuse
  • 0KLC090.V Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC090.V

    $170.36
    $262.36
    Very Fast-Acting Semiconductor Fuse
  • 0KLC100.V Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC100.V

    $170.36
    $262.36
    Very Fast-Acting Semiconductor Fuse
  • 0KLC110.X Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC110.X

    $240.68
    $370.64
    Very Fast-Acting Semiconductor Fuse
  • 0KLC125.X Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC125.X

    $240.68
    $370.64
    Very Fast-Acting Semiconductor Fuse
  • 0KLC150.X Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC150.X

    $240.68
    $370.64
    Very Fast-Acting Semiconductor Fuse
  • 0KLC17.5T Littelfuse Very Fast-Acting Semiconductor Fuse

    0KLC17.5T

    $61.16
    $94.18
    Very Fast-Acting Semiconductor Fuse