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Fuses for Semiconductor Protection
Cylindrical Fuses
SIBA cylindrical ultra-rapid fuses are availablein six different sizes. They can be fitted with or
without a built-in striker pin for fuse blown indication or operation of microswitches.
Standards: IEC 60269-1 and -4
DIN VDE 0636-40
UL 248-13
Classes: gR/aR/gRL (gS)
Current ratings: 100 mA – 250 A
Sizes and voltage ratings:
  • 5 x 20 mm: AC 250 V
  • 6.35 x 32 mm: AC 500 – 1000 V
  • 10 x 38 mm: AC 600 – 1000 V
  • 14 x 51 mm: AC 500/600V – 690/700 V
  • 22 x 58 mm: AC 500/600 V – 690/700 V
  • 27 x 60 mm: AC 660 V – 1000 V
  • High interrupting rating up to 300 kA
  • Voltage rating AC250 V to AC 1000 V
  • Protection of Power Semiconductors according to IEC 60269-1 and -4
  • Available with integrated striker pin
  • Classes according to IEC 60269-4 and DIN VDE 0636-40
  • Fuse-holder / fuse-clips and accessories are available




Our staff possesses decades of in-depth application knowledge and we are eager to share it with you. All of our field engineers have control gear and fuse backgrounds, making us uniquely qualified to provide solutions to your protection problems. We offer selection software to accurately apply our products, fuse audits to help you streamline your operations, or in-house seminars to educate your personnel. Ask us! 


From the friendly voice that answers the phone, to the delivery that arrives before you expect it, we pride ourselves on delivering the absolute highest level of customer service. At Fusetek, customer service is not an empty promise but the way we do business, each and every day. Use us! 


Can’t find that unusual fuse? Not sure about a particular application? We can help. 

Our quick, knowledgeable replies get you the answers you need, when you need them.   Whether it’s technical assistance, help in finding that special fuse, or quick turnaround to get you out of a jam, we’re here for you. Call us!

Contact Us

Toll free for North America
Tel: 1-800-479-3875
Fax: 1-800-866-7690
International Tel: 1-613-384-4144 International Fax: 1-613-384-0167

Email: info@fusetek.comMailing Address: 599 Norris Crt.
Kingston, Ontario
Canada K7P 2R9