Description

Blue Sea Systems 7138 187 – Series Thermal Circuit Breaker – 40Amp – Marine Boat Replacement Part is organized for ignition & electrical engine parts shoppers who need a clear, professional marine parts buying experience.

187 – Series Thermal Circuit Breakers – Surface Mount 40 Amp Circuit Breaker PN: 7138 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 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 Clas

Fitment & Product Details

• Brand / Manufacturer: Blue Sea Systems, Blue Sea
• Color: blue

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• Built for boat owners, e-commerce shoppers, and professional marine service teams.