Blue Sea Systems 187-Series Circuit Breaker – Surface Mount 40A (BS7138)

Blue Sea Systems 187-Series Circuit Breaker – Surface Mount 40A (BS7138) 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 40A Maximum Voltage 48V DC 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 Weight 0.58Lb (0.26 Kg)