Blue Sea 187-Series Thermal Circuit Breaker - Blue

Combining switching and circuit protection into a single device, the s 187-Series Thermal Circuit Breaker is a reliable and efficient solution for your electrical needs. With a clear single lever operation and "Trip Free" design that cannot be held "ON" during fault current condition, this circuit breaker meets SAE J1171 external ignition protection requirements. Its waterproof and self-trimming case eliminates the need for mounting panels or trim bezels, while its large clearance around terminal studs accepts heavy gauge wire lugs. The robust 5/16 terminals provide high torque connections, and the large lever with vertical/horizontal orientation provides indication of trip status. This ignition-protected circuit breaker is safe for installation aboard gasoline-powered boats.

• Circuit Breaker Class: Type III - Switchable / Manual Reset - Trip Free
• Type: Thermally Responsive Bi-Metal Blade
• Case Material: Thermoset Polyester
• Voltage Rating: 48 Volts DC Maximum
• Interrupt Rating: 5000 Amperes @12 Volts DC, 3000 Amperes @24 Volts DC, 1500 Amperes @42 Volts DC
• Operating Temperature Range: -25C° to +82C°

• Combines switching and circuit protection into a single device
• Clear single lever operation
• "Trip Free" design cannot be held "ON" during fault current condition
• Waterproof
• Recessed mounting holes for clean appearance
• Self-trimming case eliminates the need for mounting panels or trim bezels
• Round case permits easy installation with standard sized hole saw
• Large clearance around terminal studs accept heavy gauge wire lugs
• Robust 5/16 terminals provide high torque connections
• Large lever with vertical/horizontal orientation provides indication of trip status
• Ignition protected - safe for installation aboard gasoline powered boats