Blue Sea 7457 UL-489 Circuit Breaker - 20A Flat Rocker [7457]

The Blue Sea 7457 UL - 489 Circuit Breaker with a 20A flat rocker design is ideal for vessels that need to meet UL - 489 specifications, such as Navy, Army, Coast Guard vessels, and other vessels under CFR 46. Key features include 20A AC amperage, a flat rocker actuator style, 1 pole, a maximum voltage of 240V AC, and a magnetic hydraulic - trip free design. It has #10 - 32 screw tin - plated brass terminal type and an interrupt capacity of 5000A. The box dimensions are 2'H x 3'W x 4'L and it weighs 0.25 lbs. The UPC is 632085074579.

Using the Blue Sea 7457 UL - 489 Circuit Breaker is easy. First, make sure your vessel or equipment meets the UL - 489 specifications. Install the breaker according to the electrical wiring diagram of your system. Connect the wires to the #10 - 32 screw tin - plated brass terminals securely. When the breaker is in use, if you notice the flat rocker actuator moving to the off position, it means the circuit has been interrupted due to over - current. To reset it, simply move the rocker back to the on position. As for maintenance, check the breaker regularly for any signs of damage, like cracks or loose connections. Keep it clean and dry. If you find any issues, replace the breaker immediately to ensure the safety of your electrical system.