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Glass fuses have a low breaking capacity. It's easy to see when they're blown: the glass will be discolored and the filament broken. Replace yours today!

Ceramic fuses are high or low breaking capacity and can be used in many applications. Ceramic color can vary from a very light beige to dark gray.

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Bussmann FWP-400A


Bussmann FWP Series

Bussmann FWP ferrule style high speed fuses with excellent cycling capability and DC performance.

Other Names: FWP400, FWP 400 Amp, FWP-400, FWP 400A, FWP400A, FWP-400A, FWP 400

Product specifications

Ampere 400 A
Voltage rating 700 VAC, 700 VDC
Interrupt rating 200 kA
Speed Fast Blow
Class GR
Shape Cartridge Blade Fuses
Approvals UL
Substitute parts
Datasheet Bussmann FWP Datasheet
Dimensions 2" Dia x 5.1" L (50.8x129.54mm)
Item weight 1.02 lbs
Other names FWP400, FWP 400 Amp, FWP-400, FWP 400A, FWP400A, FWP-400A, FWP 400


WARNING: Cancer and Reproductive Harm

TheFuseShop is not an authorized distributor of Bussmann, Eaton, Littelfuse, Mersen, or Ferraz Shawmut products.