Navico 7139-BSS Blue Sea 187series 50 Amp Circuit Breaker Surface Mount
by NAVICO GROUP AMERICAS LLC

Price:  $97.72
MFG Part:  7139-BSS
UPC:  632085071394
Condition:  New

In Stock.

Blue Sea Systems 187-Series Circuit Breaker - Surface Mount 50A

Model: 7139-BSS
  • Combines switching and circuit protection into a single device*
  • 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 M8 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
  • Meets SAE J1171 external ignition protection requirements

* Do not use as a switch where high inrush currents are expected.

Specifications
Amperage
50A
Maximum Voltage48vDC
MountingSurface Mount
Circuit Breaker TypeThermally responsive Bi-metal blade
Terminal Stud Torque75 in-lb (8.47 Nm)
Interrupt Capacity5000A @ 12V


$9772

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 Jonathan Fitz

Great Product

June 09, 2026

OK


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