✨ Christmas Special: Get 35% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Hidden Gem Blue Sea 7146 187 - Series Thermal Circuit Breaker - 120amp [7146] [best Value] [7V0D6L3h]

$26.99 $86.99 -69%

Blue Sea 7146 Series Thermal Circuit Breaker The Blue Sea 7146 Series Thermal Circuit Breaker is a versatile and reliable solution for both switching and circuit protection. This 120Amp circuit breaker combines functionality and safety into a single

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Hidden Gem Blue Sea 7146 187 - Series Thermal Circuit Breaker - 120amp [7146] [best Value] [7V0D6L3h]

Blue Sea 7146 Series Thermal Circuit Breaker

The Blue Sea 7146 Series Thermal Circuit Breaker is a versatile and reliable solution for both switching and circuit protection. This 120Amp circuit breaker combines functionality and safety into a single device, making it an essential component for any electrical system. Its "Trip Free" design ensures that the circuit cannot be held "ON" during a fault current condition, providing peace of mind for both users and their equipment. With its clear, single lever operation, this circuit breaker is easy to use and maintain. Key features include:
  • Combines switching and circuit protection in one device
  • Meets SAE J1171 external ignition protection requirements

Product Specifications and Features

The Blue Sea 7146 Series Thermal Circuit Breaker is designed with high-quality materials and precise engineering to deliver exceptional performance. It boasts a thermoset polyester case for durability and resistance to environmental factors. With a voltage rating of 48 Volts DC and an interrupt rating of 5,000 Amperes @12 Volts DC, this circuit breaker is built to handle demanding applications. Additional features include:
  • Waterproof construction for outdoor use
  • Recessed mounting holes for a clean appearance
Specifications
Circuit Breaker Class: Type III - Switchable / Manual Reset - Trip Free
Case Material: Thermoset Polyester
Voltage Rating: 48 Volts DC Maximum
Interrupt Rating: 5,000 Amperes @12 Volts DC
3,000 Amperes @24 Volts DC
1,500 Amperes @42 Volts DC
Operating Temperature Range: -25°C to +82°C

Applications and Benefits

The Blue Sea 7146 Series Thermal Circuit Breaker is an ideal choice for a wide range of applications, including marine, automotive, and industrial settings. Its robust design and reliable performance make it suitable for use aboard gasoline-powered boats, where ignition protection is crucial. This circuit breaker provides peace of mind for users by preventing accidental activation during fault conditions and offering easy maintenance with its large lever and vertical/horizontal orientation. By ensuring the safety and integrity of electrical systems, the Blue Sea 7146 Series Thermal Circuit Breaker is an invaluable addition to any equipment arsenal. Benefits include:
  • Enhanced safety and protection against electrical faults
  • Easy installation and maintenance
  • Compliance with SAE J1171 ignition protection requirements

What Our Customers Say

January 25, 2026

Absolutely no complaints!

The build quality is excellent and the product is very efficient.

- Lilianna P..

January 25, 2026

Absolutely no complaints!

This product is a fantastic solution. I'm glad I found it.

- Khloe H..

January 25, 2026

Absolutely no complaints!

This product is a brilliant tool. It's very well-engineered.

- Nikolai C..

Write a Review

You Might Also Like

Discover more great products from our collection.

Bayless Sectional

Bayless Sectional

(829)
$81.99 $262.99 -69%
Coleman Living Collection Cot

Coleman Living Collection Cot

(429)
$39.99 $127.99 -69%
Moon Icon Leather Journal

Moon Icon Leather Journal

(714)
$31.99 $102.99 -69%
Eve Ring

Eve Ring

(756)
$62.99 $201.99 -69%
Black Tile

Black Tile

(184)
$16.99 $54.99 -69%
Furrish Microfibre Pet Towel

Furrish Microfibre Pet Towel

(477)
$28.99 $92.99 -69%

Copyright 2026 © mappa-mercia.org

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY