R FUSE BLOCK 250V 400A 3P SBX

Mersen class R fuseholders accommodate all class R power fuses. A choice of screw, pressure plate, box and special order stud connectors fit a wide range of stranded or solid copper or aluminum wire. Insulators are either molded glass-filled polycarbonate (GFPC) or phenolic with verified dielectric strength in excess of 2500V. All fuse clips are made of high conductivity tin-plated copper 250 Volts 400 amps 3 poles Box Side-Clip connection.