Egis MRBF Terminal Fuse - 30 Amp [3603-030] Cartography | Navionics Platinum Plus The B921 is a 2W

The B921 is a 2W CSTDMA Class B AIS transceiver

Water Resistant Contura Switch - ON-OFF-ON - Grey

and it’s fogproof

57 in) heat shrink tube (required to insulate ground wire when shortening the mast cable)

Egis MRBF Terminal Fuse - 30 Amp [3603-030] Cartography | Navionics Platinum Plus The B921 is a 2WMRBF Terminal Fuse 30 Amp Transparent easy visual of fuse status Ignition protected SAE J1171 ISO8846 High interrupt rating satisfies ABYC requirements for DC main circuit protection on larger battery banks Color coded for easy ID of amperage rating Features: Protects Electrical Circuits from short circuit events and over current loads, preventing wire insulation overheating and subsequent destruction. High Interrupt Current safely protects circuits