Blue Sea Systems

Blue Sea System 3923917 Blue Sea 7042 187 - Series Thermal Circuit Breaker - 80amp

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SKU:
18007509
MPN:
3923917
Availability:
Usually ships the same or next business day. In stock at our NJ warehouse.
Shipping:
Calculated at Checkout
Stock Update:
12/08/2025 06:24:58 PM PST
$86.35

Bulk discount rates

Below are the available bulk discount rates for each individual item when you purchase a certain amount

Buy 2 and pay only $82.09 each 82.09
Buy 3 - 4 and pay only $80.43 each 80.43
Buy 5 or above and pay only $79.10 each 79.1
Stock Update:
12/08/2025 06:24:58 PM PST

Description

This item is brand-new, factory sealed.

187 - Series Thermal Circuit Breakers - Panel Mount

80 Amp Circuit Breaker

PN:  7042

Features:
  • 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
  • Self-trimming case eliminates the need for mounting panels or trim bezels
  • Round case permits easy installation with standard sized hole saw
  • 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

Specifications 
Circuit Breaker Class:Type III - Switchable / Manual Reset - Trip Free
Type:Thermally Responsive Bi-Metal Blade
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:-25C° to +82C°

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Blue Sea System 3923917 Blue Sea 7042 187 - Series Thermal Circuit Breaker - 80amp
$86.35