Skip Content

Want to pay an invoice? Please call us at 1-800-GRAINGER (1-800-472-4643).

Filter Results By

Series
Fuse Amps
Speed
Interrupt Rating
Indicating / Nonindicating
Voltage Rating
Class
Body Material
Body Style
Item
Brand
Price
Shop By

High Speed Semiconductor Fuses

45 Results Found that Include 384 Products

Results per page:  16 | 32 | 48
  • MERSEN/FERRAZ SHAWMUT
  • Mersen/Ferraz Shawmut DCT Mersen/Ferraz Shawmut DCT
  • Multiple product options available

    • Nonrejection

    These DCT fuses are designed specifically to protect applications such as photovoltaic cells, multimeters, and compact onboard traction equipment for auxiliary circuits. The compact size offers multiple competitive advantages—particularly for international applications where DC voltage requirements are above 600V DC.

    Multiple product options available

  • BUSSMANN
  • Bussmann FWC Bussmann FWC
  • Multiple product options available

    • Nonrejection

    With a cylindrical body style, these fuses feature durable fiberglass construction.

    Multiple product options available

  • BUSSMANN
  • Bussmann FWX Bussmann FWX
  • Multiple product options available

    • Nonrejection

    High-speed protection is provided by these fiberglass semiconductor fuses.

    Multiple product options available

  • BUSSMANN
  • Bussmann FWA Bussmann FWA
  • Multiple product options available

    • Nonrejection

    With a bolt-on body style, these fuses feature durable melamine or ceramic construction.

    Multiple product options available

  • BUSSMANN
  • Bussmann FWP Bussmann FWP
  • Multiple product options available

    • Nonrejection

    These fuses feature durable fiberglass or ceramic body construction.

    Multiple product options available

  • BUSSMANN
  • Bussmann FWH Bussmann FWH
  • Multiple product options available

    • Nonrejection

    High-speed protection is provided by these fiberglass semiconductor fuses.

    Multiple product options available

  • MERSEN/FERRAZ SHAWMUT
  • Mersen/Ferraz Shawmut A15QS Mersen/Ferraz Shawmut A15QS
  • Multiple product options available

    • Nonrejection

    Designed to protect diodes and other semiconductor devices, these compact form 101 semiconductor protection fuses are recommended for applications with limitations on available space. Use on heavy-duty devices such as electrochemical rectifiers.

    Multiple product options available

  • MERSEN/FERRAZ SHAWMUT
  • Mersen/Ferraz Shawmut A70Q Mersen/Ferraz Shawmut A70Q
  • Multiple product options available

    • Nonrejection

    Developed for inverter applications, these semiconductor protection fuses help to protect applications which do not sustain heavy overloads. They're typically used for replacement purposes.

    Multiple product options available

  • BUSSMANN
  • Bussmann KAC Bussmann KAC
  • Multiple product options available

    • Nonrejection

    High-speed protection is provided by these fiberglass semiconductor fuses.

    Multiple product options available

  • MERSEN/FERRAZ SHAWMUT
  • Mersen/Ferraz Shawmut A70QS Mersen/Ferraz Shawmut A70QS
  • Multiple product options available

    • Nonrejection

    Developed for inverter applications, these semiconductor protection fuses help to protect applications which do not sustain heavy overloads. They're typically used for replacement purposes.

    Multiple product options available

  • BUSSMANN
  • Bussmann FWJ Bussmann FWJ
  • Multiple product options available

    • Nonrejection

    These fuses feature durable fiberglass or ceramic body construction.

    Multiple product options available

  • BUSSMANN
  • Bussmann 170M Bussmann 170M
  • Multiple product options available

    • Nonrejection

    Featuring durable ceramic body construction, these fuses have a bolt-on, square body style.

    Multiple product options available

Fast Acting, Bolt On, High Speed Semiconductor Fuses, 170H&
  • BUSSMANN
  • Fast Acting, Bolt On, High Speed Semiconductor Fuses, 170H Series, 250VAC, Indicating Bussmann 170H
  • Multiple product options available

  • Item # 14L631
  • Mfr. Model # 170H0069
  • High Speed Semiconductor Fuses, 2A Fuse Amps, Indicating, 170H Series, 250VAC Voltage Rating, Fast Acting,...More

Fast Acting, Bolt On, High Speed Semiconductor Fuses, 170N&
  • BUSSMANN
  • Fast Acting, Bolt On, High Speed Semiconductor Fuses, 170N Series, 660VAC, Indicating Bussmann 170N
  • Multiple product options available

  • Item # 14L650
  • Mfr. Model # 170N3437
  • High Speed Semiconductor Fuses, 65A Fuse Amps, Indicating, 170N Series, 660VAC Voltage Rating, Fast Acting,...More

Very Fast Acting, Cylindrical, Semiconductor Fuses, FWA Series,&
Very Fast Acting, Bolt on, Semiconductor Fuses, KBC Series,
  • BUSSMANN
  • Very Fast Acting, Bolt on, Semiconductor Fuses, KBC Series, 600VAC, Nonindicating Very Fast Acting, Bolt on, Semiconductor Fuses, KBC Series, 600VAC, Nonindicating
  • Semiconductor Fuses, 100A Fuse Amps, Nonindicating, KBC Series, 600VAC Voltage Rating, Very Fast Acting, High Speed Class, Single Element, Fiberglass Body Material, Nonrejection, Body Style Bolt on, Length 4-13/32 In., Depth 112mm, Width 19mm, Diameter 3/4 In., Standards CE, UL Recognized

  • Item # 49ZU69
  • Mfr. Model # KBC-100
  • Semiconductor Fuses, 100A Fuse Amps, Nonindicating, KBC Series, 600VAC Voltage Rating, Very Fast Acting, High...More

Very Fast Acting, Cylindrical, High Speed Semiconductor Fuses,&#
Very Fast Acting, Bolt on, Semiconductor Fuses, KBC Series,
  • BUSSMANN
  • Very Fast Acting, Bolt on, Semiconductor Fuses, KBC Series, 600VAC, Nonindicating Very Fast Acting, Bolt on, Semiconductor Fuses, KBC Series, 600VAC, Nonindicating
  • Semiconductor Fuses, 300A Fuse Amps, Nonindicating, KBC Series, 600VAC Voltage Rating, Very Fast Acting, High Speed Class, Single Element, Fiberglass Body Material, Nonrejection, Body Style Bolt on, Length 5-1/8 In., Depth 130mm, Width 25.4mm, Diameter 1 In., Standards CE, UL Recognized

  • Item # 49ZU70
  • Mfr. Model # KBC-300
  • Semiconductor Fuses, 300A Fuse Amps, Nonindicating, KBC Series, 600VAC Voltage Rating, Very Fast Acting, High...More

Very Fast Acting, Cylindrical, High Speed Semiconductor Fuses,&#
Fast Acting, Cylindrical, High Speed Semiconductor Fuses, KAJ&#x
  • BUSSMANN
  • Bussmann 170L Bussmann 170L
  • Multiple product options available

    • Nonrejection

    The ceramic body construction provides durable reliability.

    Multiple product options available

Very Fast Acting, Cylindrical, High Speed Semiconductor Fuses,&#
Very Fast Acting, Cylindrical, High Speed Semiconductor Fuses,&#
Very Fast Acting, Cylindrical, High Speed Semiconductor Fuses,&#
Very Fast Acting, Cylindrical, High Speed Semiconductor Fuses,&#
Very Fast Acting, Semiconductor Fuses, 170M Series, 690VAC,
  • BUSSMANN
  • Very Fast Acting, Semiconductor Fuses, 170M Series, 690VAC, Indicating Very Fast Acting, Semiconductor Fuses, 170M Series, 690VAC, Indicating
  • Semiconductor Fuses, 400A Fuse Amps, Indicating, 170M Series, 690VAC Voltage Rating, Very Fast Acting, High Speed Class, Single Element, Melamine Body Material, Nonrejection, Length 5-5/16 In., Depth 134mm, Width 76.9mm, Diameter 3-1/32 In., Standards CE, UL Recognized, CSA Certified

  • Item # 49ZT80
  • Mfr. Model # 170M5658
  • Semiconductor Fuses, 400A Fuse Amps, Indicating, 170M Series, 690VAC Voltage Rating, Very Fast Acting, High...More

Very Fast Acting, Cylindrical, High Speed Semiconductor Fuses,&#
Very Fast Acting, Semiconductor Fuses, 170M Series, 690VAC,
  • BUSSMANN
  • Very Fast Acting, Semiconductor Fuses, 170M Series, 690VAC, Indicating Very Fast Acting, Semiconductor Fuses, 170M Series, 690VAC, Indicating
  • Semiconductor Fuses, 900A Fuse Amps, Indicating, 170M Series, 690VAC Voltage Rating, Very Fast Acting, High Speed Class, Single Element, Melamine Body Material, Nonrejection, Length 5-5/16 In., Depth 134mm, Width 92.2mm, Diameter 3-5/8 In., Standards CE, UL Recognized, CSA Certified

  • Item # 49ZT83
  • Mfr. Model # 170M6763
  • Semiconductor Fuses, 900A Fuse Amps, Indicating, 170M Series, 690VAC Voltage Rating, Very Fast Acting, High...More

Results per page:  16 | 32 | 48
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More