Blue Sea 187-Series Marine Circuit Breaker - 120A

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Blue Sea Systems 187-Series Marine Circuit Breaker

PART NUMBER: 8-27146

Provides heavy duty circuit protection for 120 Amp loads when switching and circuit protection are both required.
Single lever operation - clearly visible
Trip-free - cannot be held closed after trip
Self-trimming case eliminates need for mounting panels or trim bezels
Round case for easy installation with standard sized hole saw (panel mount)
Large clearance around terminal studs accepts up to 1/0 AWG lugs
Recessed mounting holes for clean appearance
Robust 5 / 16"-18 terminals provide high torque connections
Combines switching and circuit protection into a single device*
Clear, single lever operation
Waterproof
Recessed mounting holes for clean appearance
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.

Brand	Blue Sea Systems
Amperage	120A
Maximum Voltage	48V DC Maximum
Mounting	Surface Mount
Circuit Breaker Type	Thermally responsive Bi-metal blade
Terminal Stud Torque	75 in-lb (8.47 Nm)
Interrupt Capacity	5000A @ 14VDC
	3000A @ 28VDC
	1500A @ 48VDC
Minimum Operating Temperature	-40 C
Maximum Operating Temperature	85 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
Protection Rating	IP66 protected against powerful water jets