Details350 Ampere continuous rating for inboard gasoline and diesel engines. One-piece tin-plated copper stud design never loosens over time. Terminal studs accept 3/8" or M10 ring terminals. Ignition protected and UL Listed. Selector features make-before-break contact design. Color: Red.
(AFD) = Alternator field disconnect. Models; Allow switching while running the engine without damaging the alternator.
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Manufacturer Blue Sea Systems MPN 9003E