The circuit breaker can porvide overcurrent protection, overload protection, overcharge protection, short circuit protection, protect your trolling motor from electrical damage, prevent excessive current, and stop power surge damage Amps. Suitable for a wide range of DC system voltages from 12V to 48V. Our Surface Mount 12v circuit breaker combines switching and circuit protection into a single device, manual reset arm is easy to operate, automatic testing and manual coverage. Unique flush mount design with pull-to-trip lever that functions as an on-off switch. ensuring simplicity and convenience for installation on panels or firewalls. Our manual reset circuit breaker, No need to replace inline fuses. It can also double as a battery disconnect switch, you can very convenient to install it to the position you need. This High Amperage are specifically designed to meet the needs of marine applications but can also be used for trucks, buses, RVs, solar system, battery chargers and DC audio systems. Your purchase includes 1 x Waterproof circuit breaker, 2 x wire lugs, 4 x washers, and 3 x screws. The screw inside is made of pure copper, Housing made from thermal plastic, ensuring durability and reliability. Type:50Amp Colour:Black Material:Plastic+Metal Package Contents: 1 * circuit breaker kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.