Marathon; Power Stud Block; Wire Size: Wire Range: Line Side: Listed Ring Lugs Or Bus Bars, Load Side: Listed Ring Lug Or Bus Bars; Voltage Rating: 600 Vac/dc,ce Rated Voltage (ui): 1000 Vac/dc Per Iec 60947-7-1; Amperage Rating: 840 Amp;material: Connector: Tin Plated High Conductivity Copper; Insulator Base: Phenolic; Threaded Stud: Tin Plated Brass; Hex Nut: Nickel Plated Brass (1 Supplied Per Stud); Size: 650 In Length X 4.750 In Width X 2.900 In Heigth; Maximum Insulator Base Temperature: -40 Deg C/f To 150 Deg C Ul Rti; Flammability Rating Of Insulator Base: Ul 94v-0; Accessories: Cover: Clear Protective Plastic Cover. Catalog Description Cc144x (x Numbers Of Poles: 1, 2 Or 3), Marking Strip: White Vinyl Strip To Mark Circuits. Supplied With Mounting Screws; Number Of Poles: 3; Short Circuit Current Rating: 10000 Amp; Material Group: Iiia; Pollution Degree: 3