Blue Sea Systems 7140-187-Series front view shows compact waterproof breaker for marine power protection.
Blue Sea Systems 7140-187-Series terminals close-up highlighting heavy-gauge lug compatibility for secure wiring.
Blue Sea Systems 7140-187-Series front view shows compact waterproof breaker for marine power protection.
Blue Sea Systems 7140-187-Series terminals close-up highlighting heavy-gauge lug compatibility for secure wiring.

Blue Sea Systems 7140 187-Series Surface Mount Circuit Breaker — 60A

Power management on boats deserves components you can trust under spray, splash, and vibration. The Blue Sea...
Vendor: Blue Sea Systems
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£104.36
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Blue Sea Systems 7140-187-Series front view shows compact waterproof breaker for marine power protection.

Blue Sea Systems 7140 187-Series Surface Mount Circuit Breaker — 60A

£104.36
Blue Sea Systems 7140-187-Series front view shows compact waterproof breaker for marine power protection.
Blue Sea Systems 7140-187-Series terminals close-up highlighting heavy-gauge lug compatibility for secure wiring.

Blue Sea Systems 7140 187-Series Surface Mount Circuit Breaker — 60A

£104.36
Description
Description
x

Power management on boats deserves components you can trust under spray, splash, and vibration. The Blue Sea Systems 7140-187-Series Circuit Breaker is built to resist the marine environment while simplifying installation and operation. It combines a single-lever user interface with robust protection, so you can manage circuits with confidence.

Single-lever switching and trip-free protection

  • Combines switching and circuit protection into one device with clear lever action
  • Trip Free design prevents you from locking the switch ON during a fault

Weatherproof, clean installation

  • Fully waterproof construction for reliable performance in damp settings
  • Recessed mounting holes create a clean, streamlined appearance on your panel
  • Self-trimming case eliminates the need for additional panels or bezels—install with a standard hole saw

Wiring readiness and reliability

  • Ample space around terminal studs accommodates heavy-gauge wire lugs
  • Robust 5/16 M8 terminals provide secure, high-torque connections for demanding wiring

Ignition protection and marine safety

Ignition protected for safe installation aboard gasoline-powered boats, meeting SAE J1171 external ignition protection standards.

Real-world use and benefits

On a sailboat or powerboat, this breaker can safeguard critical circuits such as lighting, navigation, and auxiliary systems. The combination of secure wiring and a rugged housing may reduce maintenance and improve reliability in rough conditions. While results vary with the system, the design aims to support dependable, consistent performance.

Installation tips and quick notes

  • Recessed mounting holes help keep a neat appearance on your panel
  • Self-trimming case simplifies retrofit with a standard hole saw

Built by Blue Sea Systems, this 60A unit is designed for practical marine protection. Use it as part of a thoughtful power distribution plan, understanding that actual performance depends on overall wiring and environmental factors.

FAQ

Q: What is the amperage rating and mounting style of the 7140-187-Series circuit breaker?

A: 60A, surface-mounted with recessed mounting holes for a clean installation on board.

Q: Is the breaker ignition-protected for gasoline-powered boats?

A: Yes. It is ignition protected per SAE J1171 external ignition standards for marine use.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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