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Ferraz Fast Track

Semiconductor Fuses / North American Round Style

Few of today's powered products don't rely on semiconductor technology to some degree. That means extending circuit protection to thyristors, triacs, diodes, and a host of other solid-state components. Ferraz Shawmut offers a vast, truly international line of semiconductor fuses to protect these sensitive components.
A15QS Series / 150V

A15QS Series / 150V

  • Fast Acting
  • 1 to 6000 Amps
  • Diode Protection
A30QS Series / 300V

A30QS Series / 300V

  • Fast Acting
  • 1 to 4500 Amps
  • Current limiting
A50QS Series / 500V

A50QS Series / 500V

  • Time Delay
  • 35 to 1200 Amps
  • Low I2t
A60Q Series / 600V

A60Q Series / 600V

  • Size 10 x 38
  • 5 to 40 Amps
  • Excellent cycling ability
A70QS Series / 700V

A70QS Series / Size 14x51 & 22x58

  • Size 14 x 51 / 22 x 58
  • 10 to 100 Amps
  • Ferrule mount
A70QS Series / 700V

A70QS Series / 700V

  • Low I2t
  • 35 to 800 Amps
  • Low watts loss
A100P Series / 1000V

A100P Series / 1000V

  • Low I2t
  • 15 to 1000 Amps
  • Controlled arc voltage
A120X Series / 1200V

A120X Series / 1200V

  • Compact size
  • 1/2 to 30 Amps
  • 1000 Volt DC rated
150X Series / 1500V

150X Series / 1500V

  • Heavy Duty Links
  • 1 to 1000 Amps
  • 1500 Volt AC rated
A60X Series / 600V

A60X Series / 600V

  • Low I2t
  • 1 to 2000 Amps
  • Controlled arc voltage
A50P Series / 500V

A50P Series / 500V

  • Low I2t
  • 10 to 1200 Amps
  • Controlled arc voltage
A70P Series / 700V

A70P Series / 700V

  • Low I2t
  • 10 to 1000 Amps
  • Controlled arc voltage
A70Q Series / 700V

A70Q Series / 700V

  • Low I2t
  • 35 to 600 Amps
  • Solid fill technology
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