Fuse 400 Fuse Amps Nonindicating KTN-R Series Voltage Rating 250VAC/DC Fast Acting Speed RK1 Class Single Element Body Material Melamine Body Style Blade Rejection Interrupt Rating 200kA at 250VAC 100kA at 250VDC Length 8-5/8 In. Diameter 2-1/16 In. Functionally Equal To Ferraz/Gould A2K-R Standards CE UL 248-12 Guide JDDZ File E4273 CSA C22.2 No 248.12 Class 1422-02 File 53787