A popular use for this 400 AMP ceramic ANL fuse is with power inverters rated over 3500 watts in conjunction with 4/0 AWG cables. Besides being a fuse between a battery and inverter, this fuse block kit can also be used for ...

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Product Review

A popular use for this 400 AMP ceramic ANL fuse is with power inverters rated over 3500 watts in conjunction with 4/0 AWG cables. Besides being a fuse between a battery and inverter, this fuse block kit can also be used for high-power car audio stereo, marine, RV and motorhome applications. For easy connectivity, install with a 12 inch or 1 foot 4/0 AWG "jumper" cable to the positive terminal of the battery.

400A Ceramic ANL Fuse & Holder Features:

  • Made in the USA!
  • ANL Fuse Kit includes 400A ceramic fuse, fuse holder, and cover
  • Available Posts: 5/16"
  • Base Material : Glass-filled nylon
  • Protective Cover: Protects conductive areas from accidental shorts, complying with ABYC / USCG safety requirements
  • Connection Post Material : Stainless Steel
  • Lock Washer Material : Stainless Steel
  • Flat Washer Material : Stainless Steel
  • Conductive Spacer Material : Ceramic


  • Lifetime Fuse Holder Warranty! Base material is made of heavy duty glass filled nylon, not cheap, flimsy plastic.
  • Available Posts: 5/16" (Standard) / M8 (Metric)
  • Great for use with DC systems such as power inverters, solar charge controllers, audio, marine, automobiles, RV's, trailers and other vehicles.
  • Spartan Power makes very high quality, Made in the USA, 100% pure copper battery cables that work perfectly with these ANL fuse block holders.
  • New Gen2 Model: Protective cover stays on base, even upside down!

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