Flexibility is the hallmark of the P1 panel, with this design, the ability to mix breakerframes in unit space up to 250 amps. P2 is set up around 18, 30, 42, 54, 66,78, 90, 102.114 circuit configurations. Voltage – 600V AC max.250V DC max. Amperage – 600 amp max. Short circuit rating 20KA Maximum /10KA @ 600 Vac. Made of cold rolled gauge steel finished with gray paint, they are certified listed CSA