My buddy and I just bought a used boat and lo and behold it came with two Penn electric downriggers......we can't figure out why they each have 4 wires though, anyone out there have the skinny?

I'm used to one + and one - wire on 12 V.
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Does anyone know where the love of God goes when the waves turn the minutes to hours......Gordon Lightfoot

Damn Stam!
Remember, Ask yourself "What would Stam do?" smile