Sea-Dog 8/3 AWG Flat Triplex Wire - White/Green/Black - 25' [8008300] satellite This is the best solution

This is the best solution for dock power that fluctuates

the switch is both durable and fully submersible for tough marine environments

The inflated horseshoe will float with the person in the water

so you won't miss critical communications

Sea-Dog 8/3 AWG Flat Triplex Wire - White/Green/Black - 25' [8008300] satellite This is the best solution8 3 AWG Flat Triplex Wire White Green Black 25' Tinned Copper Stranded Wire. Sea Dog Marine Wire is offered in 16 3 6 3 gauges for triplex boat cable installations. All Triplex wire is sheathed in flexible PVC and is flat in construction. It is designed and manufactured for marine use with tinned copper wire for corrosion resistance and improved conductivity. The copper is annealed and finely stranded to offer flexibility and resistance to vibration