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Blue Sea Systems 187-Series Circuit Breaker

$84.99 $69.99
(You save $15.00)
Calculated at checkout

Product Description

Blue Sea Systems 187-Series Circuit Breaker 7036 7038 7039 7040 7041 7042 7043 7046 7047


  • 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, however, do not use as a switch where high inrush currents are expected.


  • Maximum Voltage Rating: 48 Volts DC
  • Mounting: Panel Mount
  • Circuit Breaker Type: Thermally responsive Bi-metal blade
  • Terminal Stud Torque: 75 in-lb (8.47 Nm)
  • Interrupt Capacity: 5,000 A@12V DC, 3,000A@24V DC, 1,500A@42V DC 
  • Minimum Operating Temperature: -40 degrees C 
  • Maximum Operating Temperature: 85 degrees C
  • Case Material: Thermoset Polyester
  • Circuit Breaker Class: Type III - switchable/manual reset - trip free
  • Mounting Hole: Accept #10 (M5) Screw
  • Terminal Stud Size: 5/16" - 18

CE Marked
Meets SAE J1171 external ignition protection requirements
IP66—withstands water from heavy seas

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