Mersen Midget 303 SeriesMersen midget open-style fuse blocks accommodate all 30 ampere 1-1/2” x 13/32”� midget fuses. A choice of box, screw, or pressure-plate connectors fit a wide range of stranded or solid copper wire. Insulators are glassfilled polycarbonate (GFPC) with verified dielectric strength in excess of 2500V. Fuse blocks feature a unique adder block which can be snapped onto 1-, 2- or 3-pole blocks to form multi-pole segmented blocks of as many poles as desired. All fuse clips are made of high conductivity tin-plated copper alloy. Manufacturer Mersen Ampere 30A Voltage Rating 600V Interrupt Rating 10 to 100 kA IR Number of Poles 4 Class Midget Type Pressure Plate with Reinforced Clip Approvals UL, RoHS, CSA Datasheet Product Specifications Item Weight 0.2087 kg