Blue Sea Systems 7141 187 Series Thermal Circuit Breaker - 70 Amp, Waterproof Surface Mount

• Combines switching and circuit protection into a single device
  
• All components meet SAE J1171 external ignition protection requirements
  
• Clear, single lever operation
  
• Trip Free design cannot be held ON during fault current condition
  
• Waterproof
  
• Recessed mounting holes for clean appearance
  
• 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

WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

The Blue Sea Systems 7141 187 Series Thermal Circuit Breaker offers reliable overcurrent protection with integrated switching capabilities. Designed for marine and other demanding environments, this 70 Amp circuit breaker combines a thermally responsive bi-metal blade with a rugged thermoset polyester case, ensuring durability and consistent performance. Its waterproof construction and recessed mounting holes provide a clean appearance and secure installation, making it ideal for surface mounting applications where protection against water ingress is critical. The large, easy-to-operate lever with vertical or horizontal orientation clearly indicates trip status, enhancing safety and ease of use. The robust 5/16-inch terminals accommodate heavy gauge wire lugs and ensure high torque connections for dependable electrical contact. Built to meet SAE J1171 external ignition protection standards, this breaker is safe for installation aboard gasoline-powered boats and other environments with ignition sources. It features a trip-free design that prevents the device from being held in the ON position during fault conditions, protecting your electrical system from damage. With a maximum voltage rating of 48V DC and an interrupt rating up to 5,000 Amperes at 12V DC, the Blue Sea Systems 7141 provides versatile, high-capacity circuit protection suitable for a variety of applications. Its operating temperature range from -25°C to +82°C ensures reliable operation across different climates, making it a dependable choice for both marine and industrial use.

Features:

• Combines switching and circuit protection into a single device

• All components meet SAE J1171 external ignition protection requirements

• Clear, single lever operation for easy trip status indication

• Trip-free design prevents holding the breaker ON during faults

• Waterproof construction for reliable performance in wet environments

• Recessed mounting holes for a clean, professional appearance

• Large clearance around terminal studs for heavy gauge wire lugs

• Robust 5/16-inch terminals for high torque connections

• Large lever with vertical/horizontal orientation indicates trip status

• Ignition protected, safe for installation aboard gasoline-powered boats