"A high speed semiconductor fuses from Bussmann is the most essential fuse for both commercial and industrial needs. With fast acting fuse speed, 200A 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. The body is made of ceramic material. It is a nonindicating high speed semiconductor fuses. When it comes to product classification, this item can be grouped as High Speed. Functionally equal to Mersen/Ferraz Shawmut A15QS, Littlefuse L15S, you'll thoroughly enjoy its use. As far as size goes, it is 1"" in diameter. The voltage rating is 150vac/dc. It has a single element. Standards include: CE, UL Recognized. This high speed semiconductor fuses also meets the following environmental guidelines: RoHS Compliant.FeaturesElement: SingleFuse Amps: 200AItem: 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""Green Environmental Attribute: RoHS CompliantIndicating / Nonindicating: NonindicatingRejection / Nonrejection: NonrejectionFuse Voltage Rating: 150VAC/DCFuse Speed: Fast ActingFuse Interrupt Rating: 100kA at 150VAC, 100kA at 80VDC, 20kA at 150VDC"