Blue Sea 7148 187 - Series Thermal Circuit Breaker - 150Amp [7148] Hawk Office Box Blind The spray shield blocks excessive

The spray shield blocks excessive water from spraying off the transducer when the boat is running at high speeds

So go ahead and speed through the prep work

9/32" hole for cable feed-through

this lens cover offers an additional layer of protection

Blue Sea 7148 187 - Series Thermal Circuit Breaker - 150Amp [7148] Hawk Office Box Blind The spray shield blocks excessive187 Series Thermal Circuit Breakers Surface Mount 150 Amp Circuit Breaker PN: 7148 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