Blue Sea Systems 7142 187-Series Thermal Circuit Breaker - 80 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 7142 187-Series Thermal Circuit Breaker is a reliable and compact solution for circuit protection on boats and other marine applications. Designed to combine switching and protection functions into a single device, this 80 Amp circuit breaker ensures safe operation and easy maintenance. Its thermally responsive bi-metal blade reacts quickly to overcurrent conditions, providing effective protection for your electrical systems. The thermoset polyester case offers durability and resistance to harsh marine environments, while the waterproof design ensures safe operation in wet conditions.

This circuit breaker features a clear, single lever operation with a large, vertically/horizontally oriented lever that indicates trip status at a glance. The recessed mounting holes provide a clean appearance and facilitate straightforward installation. Large clearance around the terminal studs accommodates heavy gauge wire lugs, and the robust 5/16-inch terminals allow for high torque connections, ensuring a secure and reliable electrical connection. Built with safety in mind, this breaker is ignition protected and meets SAE J1171 external ignition protection requirements, making it suitable for installation aboard gasoline-powered boats.

Operating within a temperature range of -25°C to +82°C, the Blue Sea Systems 7142 offers versatility for various marine environments. It is rated for a maximum voltage of 48V DC and has an interrupt rating of up to 5,000 amperes at 12V DC, providing high fault current protection. Its switchable, manual reset, trip-free design means the breaker cannot be held in the ON position during a fault, preventing damage and enhancing safety. Whether used for main power distribution or auxiliary circuits, this circuit breaker delivers dependable performance and robust protection in demanding conditions.

Features:

• Combines switching and circuit protection into a single device

• Meets SAE J1171 external ignition protection requirements

• Clear, single lever operation for easy control

• Trip-free design prevents holding the switch during fault conditions

• Waterproof construction for marine environments

• Recessed mounting holes for a clean 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 indicating trip status

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