SFI

Professional manufacturer of multilayer varistors

SFI Electronics Technology Inc., based in Taipei ,Taiwan, is a professional manufacturer of a full range of advanced overvoltage electronic protection components, also known as transient voltage suppressors, to protect devices against electrostatic discharge (ESD), surge, and load dump. SFI has the largest production capability of multilayer varistors (MLVs) in Taiwan and is dedicated to supply customers with all kind of circuit protection devices for their applications. The company is certified according ISO 9001, ISO 14001, ISO 14065 and IATF 16949.

Product Portfolio

SFI's major offered products are overvoltage protection devices including transient voltage suppressors like MLVs (multilayer varistor) & chip surge protection devices (CSPDs) and semiconductor solutions.

Suitable Applications

  • Automotive electronics
  • Industrial electronics
  • Security equipments
  • Networking/Telecom equipment
  • Consumer electrinics

Certifications and quality management

  • ISO 9001:2015
  • ISO 14001:2015
  • ISO 14064:2018
  • IATF 16949:2016

There are 10 of 183 products shown.

SFI1206ML180C-LF

  • Package (Varistor): 1206
  • VRMS [V]: 11 V
  • VDC [V]: 14 V
  • VV typ.[V]: 18 V
  • Vv [V]: 15.3 V ... 20.7 V
  • VC [V]: 30 V
  • IP [A]: 100 A
  • E [J]: 0.3 J
  • Manufacturer: SFI
SFI1206ML180C-LF

SFI08CH471KB-LF

  • Package (Varistor): 3220
  • VRMS [V]: 300 V
  • VDC [V]: 385 V
  • VV typ.[V]: 470 V
  • Vv [V]: 423 V ... 517 V
  • VC [V]: 775 V
  • IP [A]: 400 A
  • E [J]: 21.6 J
  • Manufacturer: SFI
SFI08CH471KB-LF

SFI1206ML080C-LF

  • Package (Varistor): 1206
  • VRMS [V]: 4 V
  • VDC [V]: 5.5 V
  • VV typ.[V]: 8 V
  • Vv [V]: 7.5 V ... 10.5 V
  • VC [V]: 20 V
  • IP [A]: 100 A
  • E [J]: 0.2 J
  • Manufacturer: SFI
SFI1206ML080C-LF

SFI08CH431KB-LF

  • Package (Varistor): 3220
  • VRMS [V]: 275 V
  • VDC [V]: 369 V
  • VV typ.[V]: 430 V
  • Vv [V]: 387 V ... 473 V
  • VC [V]: 705 V
  • IP [A]: 450 A
  • E [J]: 21 J
  • Manufacturer: SFI
SFI08CH431KB-LF

SFI08CH271KB-LF

  • Package (Varistor): 3220
  • VRMS [V]: 175 V
  • VDC [V]: 225 V
  • VV typ.[V]: 270 V
  • Vv [V]: 243 V ... 297 V
  • VC [V]: 450 V
  • IP [A]: 500 A
  • E [J]: 16 J
  • Manufacturer: SFI
SFI08CH271KB-LF

SFI08CH391KB-LF

  • Package (Varistor): 3220
  • VRMS [V]: 250 V
  • VDC [V]: 330 V
  • VV typ.[V]: 390 V
  • Vv [V]: 351 V ... 429 V
  • VC [V]: 647 V
  • IP [A]: 500 A
  • E [J]: 20 J
  • Manufacturer: SFI
SFI08CH391KB-LF

SFI08CH241KB-LF

  • Package (Varistor): 3220
  • VRMS [V]: 150 V
  • VDC [V]: 200 V
  • VV typ.[V]: 240 V
  • Vv [V]: 216 V ... 264 V
  • VC [V]: 390 V
  • IP [A]: 500 A
  • E [J]: 14.5 J
  • Manufacturer: SFI
SFI08CH241KB-LF

SFI08CH121KB-LF

  • Package (Varistor): 3220
  • VRMS [V]: 75 V
  • VDC [V]: 102 V
  • VV typ.[V]: 120 V
  • Vv [V]: 108 V ... 132 V
  • VC [V]: 198 V
  • IP [A]: 500 A
  • E [J]: 6 J
  • Manufacturer: SFI
SFI08CH121KB-LF

SFI08CH560KB-LF

  • Package (Varistor): 3220
  • VRMS [V]: 35 V
  • VDC [V]: 45 V
  • VV typ.[V]: 56 V
  • Vv [V]: 50.4 V ... 61.6 V
  • VC [V]: 106 V
  • IP [A]: 500 A
  • E [J]: 2.5 J
  • Manufacturer: SFI
SFI08CH560KB-LF

SFI08CH470KB-LF

  • Package (Varistor): 3220
  • VRMS [V]: 30 V
  • VDC [V]: 38 V
  • VV typ.[V]: 47 V
  • Vv [V]: 42.3 V ... 51.7 V
  • VC [V]: 90 V
  • IP [A]: 500 A
  • E [J]: 2.5 J
  • Manufacturer: SFI
SFI08CH470KB-LF