Feature: new and high quality Push button circuit breaker for operation up to 50 volts DC or 250 volts AC. The part is not designed for push on / push off manual switch operation but the button pops out at overload and is reset by pushing back in. Push-to-reset operation with white manual reset button. Mounts in 3/8 inch (10 mm) round hole. Fine workmanship and good performance. Easy to install. Durable in use. Suitable for automotive industrial marine etc. Specification: Material:Plastic + metal Color:Black Voltage:AC 125/250V DC 50V Current:5A / 10A / 15A / 20A / 30A (optional) Voltage Rating: 12V Nominal Voltage Rating (AC): 250 V Number of Poles: 2 Thread diameter: 10mm Break Time: Instantaneous Package Included: 1 x Circuit Breaker NO Retail Box. Packed Safely in Bubble Bag.