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Littelfuse 314020 - Fast-Acting Ceramic Fuse 20A 250V (3AB)

United Fuses
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Littelfuse 314020 is a fast-acting ceramic cartridge fuse designed for overcurrent protection in electrical circuits. It is rated for 20A at 250V AC with a high interrupting capacity of 1000A, ensuring reliable performance under fault conditions. The fuse features a ceramic body in the 3AB (6.3mm x 32mm) package size, weighing 486 lb, and operates within a temperature range of -55°C to 125°C. It complies with UL, CSA, and IC standards for safety and reliability. This fuse is commonly used in appliances, industrial equipment, and other devices requiring individual component protection.

Key Features & Specifications
  • Type: Fast-Acting Ceramic Cartridge Fuse
  • Amperage: 20A
  • Voltage: 250V AC
  • Package Size: 3AB (6.3mm x 32mm)
  • Interrupt Rating: 1000A at 250V AC
  • Body Material: Ceramic
  • Approvals: UL, CSA, IC
  • Operating Temperature: -55°C to 125°C
  • Resistance: 3.6 mOhms
  • Mounting Type: Cartridge
  • Weight: 486 lb


Product Identification
  • UPC: 07945892416
  • GTIN: 00079458924169