Your Cart

Blue Sea Systems 7038 187 Series Panel Mount Circuit Breaker 40 Amp

Manufacturer

Blue Sea Systems

Picture for manufacturer Blue Sea Systems

Part Number

7038
10 reviews
03/12/2036 10:45 AM
Sale Price

$95.33

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Add To Cart

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Blue Sea Systems 7038 is a 40-amp thermal circuit breaker from the 187 Series, designed for panel-mount installation in marine DC electrical systems. This switchable circuit breaker combines overcurrent protection and manual switching into a single, waterproof device, making it ideal for protecting essential circuits on boats and other marine vessels.

Key Features:

  • Trip-free design prevents holding the breaker "ON" during fault conditions for enhanced safety
  • Waterproof construction withstands harsh marine environments
  • Ignition protected to SAE J1171 standards—safe for gasoline-powered boats
  • Self-trimming case with recessed mounting holes for clean, professional installation
  • Round case design allows easy installation with standard hole saw
  • Robust 5/16" terminal studs accommodate heavy gauge wire lugs and provide high-torque connections
  • Large lever with clear vertical/horizontal orientation indicates trip status at a glance
  • Single-lever operation combines switching and circuit protection functions

Technical Specifications:

  • Circuit Breaker Class: Type III - Switchable/Manual Reset, Trip Free
  • Current Rating: 40 Amps
  • Type: Thermally responsive bi-metal blade
  • Voltage Rating: 48 Volts DC maximum
  • Interrupt Rating: 5,000 Amperes at 12V DC, 3,000 Amperes at 24V DC, 1,500 Amperes at 42V DC
  • Case Material: Thermoset polyester
  • Operating Temperature Range: -13°F to 180°F (-25°C to +82°C)

This panel-mount circuit breaker is engineered for reliable performance in marine electrical systems, providing essential overcurrent protection while offering convenient manual switching capability. The waterproof, ignition-protected design meets stringent marine safety standards for installation in engine compartments and other demanding locations.

Products specifications

Amps

40

Mount Type

Panel

i looked for a week to find the best price and autoplicity had the rest beat and they didnt charge me an outragous shipping and handling fee.... will use again...

I ordered new leaf springs for my Jeep Cherokee. Its already headed out to me. Ordering was nice and easy. I'll post more once i get it.

Overall good experience. First time ordering from you guys so im eager to see how it goes.

QUICK N PROMP WEB PAGE N EASY TO NAVIGATE THROUGH, WOULD HIGHLY RECOMMEND...

Quick-n-easy

Order has gone smooth so far. I wont know for sure until the correct part is delivered.

So far so good. Time will tell.

its good

I was a bit skeptical about your website since I've never purchased from you before, but your customer service representative was great at answering my questions. Thanks.

I was amazed to find the air intake I wanted at the price offered by Autoplicity. No one else came close and the item was shipped very quickly. This store has been added to my favorites list........Thank You!!!!

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy