"Use a high speed semiconductor fuses from Bussmann for a quick fuse replacement. With fast acting fuse speed, 100A fuse amps, an interrupt rating of 100kA at 150VAC, 100kA at 80VDC, 20kA at 150VDC, and fwa series, this high speed semiconductor fuses is a must-have. Functionally equal to Mersen/Ferraz Shawmut A15QS, Littlefuse L15S, you'll thoroughly enjoy its use. When it comes to product classification, this item can be grouped as High Speed. As far as size goes, it is 1"" in diameter. It has a single element. The body is made of ceramic material. The voltage rating is 150vac/dc. It is a nonindicating high speed semiconductor fuses. Standards include: CE, UL Recognized.FeaturesElement: SingleFuse Amps: 100AItem: High Speed Semiconductor FusesLength: 2-21/32""Body Material: CeramicBody Style: Bolt OnClass: High SpeedSeries: FWAFunctionally Equal To: Mersen/Ferraz Shawmut A15QS, Littlefuse L15SStandards: CE, UL RecognizedDiameter: 1""Indicating / Nonindicating: NonindicatingRejection / Nonrejection: NonrejectionFuse Voltage Rating: 150VAC/DCFuse Speed: Fast ActingFuse Interrupt Rating: 100kA at 150VAC, 100kA at 80VDC, 20kA at 150VDC"