DC Circuit Breaker 40-300 Amp 12V-48V Waterproof Manual Reset – 2 Pack for Car Audio, Solar, Marine, ATV & RV Systems

DC Circuit Breaker 40–300 Amp – Waterproof Manual Reset, 2-Pack

Stop replacing blown fuses. This waterproof DC circuit breaker trips and resets with a single button press, protecting your electrical system from overload damage across a wide range of 12V–48V DC applications.

Key Features

• Wide amperage range – available in 40A, 60A, 70A, 120A, 200A, 250A, and 300A
• 12V–48V DC compatible – works with cars, trucks, boats, RVs, ATVs, buses, and solar systems
• Manual reset – red arm deploys on trip; press to reset – no fuse replacement needed
• Overload & over-voltage protection – safeguards amps, inverters, and audio equipment
• 1/4" stainless steel stud terminals – secure, corrosion-resistant cable connections
• High-tech waterproof housing – alloy construction rated for marine and outdoor use
• 2-pack value – two breakers per order

Specifications

Common Applications

Ideal for car audio amplifier protection, solar panel battery banks, power inverters, marine trolling motors, RV electrical systems, ATV winches, and DC sound systems. A reliable, reusable alternative to standard automotive fuses.