Blue Sea 1408-BSS M-Series Dual Circuit Plus, Main + 3 Position Push Button Vertical ADDAIRP3 self-closing cover so that the

self-closing cover so that the interior is shielded from the elements

Removes harmful deposits from engine and drive unit cooling systems after running in salt or silt laden water

or other reproductive harm

Dock Side: Male Plug

Aluminum aftermarket direct replacement for Mercruiser 821630A1

Blue Sea 1408-BSS M-Series Dual Circuit Plus, Main + 3 Position Push Button Vertical ADDAIRP3 self-closing cover so that theThe Blue Sea 1408 BSS M Series Dual Circuit Plus, Main + 3 Position Push Button Vertical is designed for reliable use in marine, RV, emergency vehicle, and specialized electrical installations. Provides DC Main circuit protection; "ON" indicating LEDs installed in all circuit positions. Product Information Manufacturer Part Number 1408 BSS Key Features Provides DC Main circuit protection "ON" indicating LEDs installed in all circuit positions 24 hour