Image is Representational - See Manufacturer Specs | Terminal Block - Heavy Duty Barrier - 12 Pole - 75 AMPS - 600 AC/DC - Multi Cir. Jumper. The 1512MCJ is heavy duty terminal blocks with current rated up to 30 Amps with unprepared wire #10-22 AWG copper or current rated up to 75 Amps when wired with crimp type ring spade or fork terminal.