Model No.: SC50, SC175, SC350

Color: red, blue, yellow, gray, green, black, orange

Amperage: 50A/ 175A/ 350A (AC/DC)

Voltage: 600V

Pole: 2

Contact barrel Wire size: 1/0, 2/0, 3/0, 4/0AWG, 300MCM for choice.

Housing Material: UL 94V-0

Contact Material: Silver-plated Copper

Spring Material: Stainless Steel

Certificate: UL

The info is about three kinds of connectors, in 50A, 175A and 350A.