Eaton Bussmann FWH-70BC 70A High Speed Cylindrical Fuse – 500VAC/DC – Stud Mount

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SKU: FWH-70BC GTIN/UPC: 027590581672
Regular price $77.00
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The Eaton Bussmann FWH-70BC is a high-speed cylindrical fuse designed for protection of semiconductor and power electronic circuits. Rated at 70A, it provides fast-acting fault interruption for critical systems such as DC common bus networks, DC drives, power converters, rectifiers, and reduced voltage starters. Its stud-mounted cylindrical design ensures secure installation and reliable high-performance operation in industrial environments.

Voltage and Rating

  • Current Rating: 70A
  • Voltage Rating: 500V AC/DC
  • Breaking Capacity: 200 kA
  • Interrupt Rating: 200 kAIC @ 1000VAC, 50 kAIC @ 500VDC
  • Rated Switching Capacity: 200 A

Key Specifications

  • Manufacturer: Eaton Bussmann
  • Catalog Number: FWH-70BC
  • Global Catalog: FWH-70BC
  • Product Type: High Speed Cylindrical Fuse
  • Utilization Category: Other
  • Voltage Type: AC/DC
  • Fuse Indicator: None
  • Mounting Method: Stud Mount
  • Fuse Shape: Cylindrical, Center Bolted Tags
  • Application: DC Common Bus, DC Drives, Power Converters/Rectifiers, Reduced Voltage Starters

Technical Specifications

  • Pre-Arc (I²T): 210
  • Clearing (I²T): 900
  • Watt Losses: 10.6 W
  • Construction Size: Other
  • Insulated Metal Gripping Lugs (IMGL): No
  • Current Type: AC/DC

Physical Details

  • Product Length/Depth: 97 mm
  • Product Height: 25 mm
  • Product Width: 25 mm
  • Product Weight: 95 g

Product Data

  • Manufacturer: Eaton Bussmann
  • EAN: 5027590581677
  • Category: High Speed Fuses
  • Certifications: UL Recognized, CSA Certified
  • Compliance: CE Marked, RoHS Compliant
  • Warranty: Not Applicable


  • Type Circuit Breakers
  • Vendor Eaton Bussmann
  • Brand Eaton Bussmann

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You may return items within 30 days of delivery for a refund.

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