Blue Sea Systems 7140 187 Series 60 Amp Thermal Circuit Breaker for Marine and Automotive Applications

• 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 7140 187 Series thermal circuit breaker is a reliable and versatile device designed for marine and automotive electrical systems. With a 60 Amp rating, this surface mount circuit breaker combines switching and circuit protection into a single, compact unit. Its thermally responsive bi-metal blade ensures precise trip performance, providing safe and effective overload protection. The case is made from durable thermoset polyester, offering resistance to harsh environments and ensuring long-lasting operation.
This circuit breaker features a clear, single-lever operation that indicates trip status visually, allowing for quick and easy reset when necessary. Its waterproof design and recessed mounting holes ensure a clean appearance and secure installation, even in wet conditions. Large terminal studs accommodate heavy gauge wire lugs, facilitating high-torque connections essential for demanding electrical systems. The robust 5/16-inch terminals guarantee secure connections, reducing the risk of electrical faults. The large lever can be oriented vertically or horizontally, providing flexibility for installation in tight spaces or custom configurations.
Safety is a critical aspect of this circuit breaker, as it is ignition protected and compliant with SAE J1171 external ignition protection standards. It is suitable for installation aboard gasoline-powered boats and other vehicles where safety and reliability are paramount. The breaker supports a maximum voltage rating of 48 volts DC and has high interrupt ratings, capable of safely breaking faults up to 5,000 amperes at 12 volts DC. Its operating temperature range from -25°C to +82°C ensures dependable operation across diverse environmental conditions.
Overall, the Blue Sea Systems 7140 187 Series circuit breaker is an essential component for any marine or automotive electrical system requiring a durable, waterproof, and easy-to-use circuit protection solution. Its combination of safety features, robust construction, and versatile mounting options make it a trusted choice for professionals and hobbyists alike.

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 reset and status indication

• Trip Free design prevents holding the switch ON during fault conditions

• Waterproof construction suitable for wet environments

• Recessed mounting holes for a clean and professional installation

• Large clearance around terminal studs to accept heavy gauge wire lugs

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

• Large lever with vertical/horizontal orientation for flexible installation and trip status indication

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