Check the listing for details. 30-300 Amp 12-48V DC Circuit Breaker Heavy Duty Cars/Amps/Boats/Solar/Inverter. Color: Black, Condition: New. Listed at 17.99 USD. Wide range of amperage options: Available in a range from 30A to 300A, catering to various power requirements and applications. Easy manual reset: Features a convenient manual reset function, allowing users to simply move the switch to open or close the circuit, providing quick and hassle-free operation. Versatile compatibility: Works seamlessly with 12V-48V DC systems, making it suitable for a diverse range of vehicles and equipment such as cars, boats, trucks, buses, RVs, ATV winches, marine vessels, and DC sound amplifier systems. Reliable protection against overload: Safeguards your equipment by effectively preventing damage from over-load current or voltage, ensuring the longevity and optimal performance of your electrical system. Secure cable connections: Equipped with 5/16" stainless steel stud screw terminals that securely hold cables in place, ensuring stable and reliable electrical connections. Constructed with high-quality alloy materials, boasting a high-tech waterproof housing for enhanced durability and protection against environmental elements. Our DC Waterproof Circuit Breaker for 12 Volt to 48 Volt systems, a reliable solution to eliminate the inconvenience of blown fuses. Engineered to simplify the process of circuit restoration, this breaker features a distinctive yellow arm that deploys when the circuit is tripped, allowing for quick and easy resets. Ideal for safeguarding car audio systems, amplifiers, trucks, boats, RVs, marine applications, buses, and more. Its versatile design extends its utility to battery chargers, DC sound systems, solar setups, battery banks, and power inverters. Experience enhanced protection and convenience with our Waterproof Circuit Breaker, ensuring protected power flow in various applications.