Blue Sea Circuit Breaker 80A

Blue Sea Circuit Breaker 80A is a high-quality surface-mount circuit breaker that combines overcurrent protection and manual switching in a single compact unit. It provides reliable protection for boats, RVs, and other DC systems while allowing the circuit to be quickly reset without Ropelacing any fuses. If you need a powerful 80A breaker for equipment such as an inverter, electric motor, charging system, or other high-current DC loads, the Blue Sea 187 Series is designed to handle demanding conditions and deliver dependable protection. Its clearly visible toggle switch acts as both a disconnect and a status indicator. Overcurrent protection and switch in one unit The 187 Series combines overcurrent protection and manual disconnection in a single device. After an overload, it can be quickly reset without Ropelacing any components, making the system easier to maintain and more user-friendly. The large toggle switch is easy to operate even in demanding conditions and clearly shows the breaker’s status. Safe even in gasoline-powered boats The Trip Free function prevents the breaker from being forced into the ON position during a fault condition, improving system safety and protecting connected equipment. Its ignition-protected design meets SAE J1171 requirements, making it safe for use in gasoline-powered marine environments. Robust construction for demanding environments The waterproof housing and durable polyester casing resist moisture, vibration, and harsh conditions. Large terminal surfaces make it easy to connect heavy-gauge cables securely. The recessed design also allows for a clean, professional flush-mounted installation in marine or automotive electrical systems. Features: • Circuit breaker and switch in one unit • Large toggle switch with clear status indication • Trip Free safety function • Waterproof construction • Suitable for surface or flush mounting • Large contact surfaces for heavy cables • M8 terminal studs for high-current applications • Ignition-protected design • Suitable for gasoline-powered boats Technical Specifications: • Rated current: 80 A • Maximum voltage: 48 V DC • Mounting: Surface mount • Breaker type: Thermal bimetal breaker • Trip type: Type III, manual reset (Trip Free) • Terminal bolts: 5/16″ (M8) • Tightening torque: 8.47 Nm • Interrupt capacity: 5000 A at 12 V DC • Interrupt capacity: 3000 A at 24 V DC • Interrupt capacity: 1500 A at 42 V DC • Operating temperature: -40 °C to +85 °C • Housing material: Molded polyester resin • Mounting holes: M5 compatible • Ring terminal size: 5/16″ – 18 • Weight: 0.26 kg The Blue Sea Circuit Breaker 80A is a reliable choice for protecting onboard electrical systems. Its high breaking capacity, waterproof construction, and easy reset function make it a durable and dependable solution for demanding marine and mobile applications.