3AB Fuses (Very Fast-Acting)

Part Number Information
Part #: Price/Availability:
322 Buy Now
332 Buy Now

The Littelfuse very fast acting 3AB fuse solves a broad range of application requirements while offering reliable performance and cost-effective circuit protection. The Littefuse 3AB Series 322 / 332 fuses are available in a wide current rating range (1A to 30A ) with an operating range from -55°C to 125°C. The 322 / 332 are very fast-acting for protection of silicon controlled rectifiers and similar solid-state devices. Available in cartridge format only. The Littelfuse 3AB series is UL 248-14 compliant.


  • Very fast-acting
  • UL 248-14 compliant
  • Wide range of current ratings (1A - 30A)
  • 250V rating on <12A and 65V rating >10A
  • Wide operating temperature range (-55°C to 125°C)
  • RoHS compliant and lead-free


  • Power Supply
  • Consumer Electronics (video equipment, handheld portables)
  • Lighting systems
  • Medical equipment