🔒 Protect Your Sound, Elevate Your Ride! Constructed with high-quality plastic and metal for long-lasting performance. Mounts effortlessly on panels or firewalls for quick setup. Unique push-button reset doubles as a kill switch for added convenience. Safeguard your audio system with a robust 40A circuit breaker. Designed for 12V-24V DC systems, perfect for cars, boats, and bikes. 40A Power Surge Protection Water Resistant Housing 12V-24V Voltage Range The RKURCK 12V-24V DC 40 Amp Circuit Breaker is a high-performance inline fuse block designed to protect your car audio, solar inverter systems, and more from damaging power surges. With a versatile voltage range and durable construction, it ensures reliable operation in various applications, making it an essential component for any audio enthusiast.