Electric Fuse, 150A, 4800VAC, 50000A (IR), Inline/holder
BUSSMANN JCL-5R Fuse, 150A, 4800VAC, Delay, Ser JCL. More details: Fuse, 150A Fuse Amps, Nonindicating, JCL Series, 4800VAC Voltage Rating, Time Delay, J Class, Dual Element, Body Material Melamine, Nonrejection, Body Style Bolt-On, Interrupt Rating 80kA at 4800VAC, Length 15-3/4 In., Diameter 3 In., Standards UL