Balmar Alternator 120 Amp 12V 1-2" Single Foot Single K6 Pulley w/Isolated Grounding [621-120-K6] Marine Hardware | Latches Built-in 10 Amp Charge Controller

Built-in 10 Amp Charge Controller manages the charge to the battery and prevents overcharging

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The alternator that comes with the engine is not optimally suited for charging service batteries

Si-Tex's SST-110 is ideal for a wide range of recreational and commercial fishing vessels

Balmar Alternator 120 Amp 12V 1-2" Single Foot Single K6 Pulley w/Isolated Grounding [621-120-K6] Marine Hardware | Latches Built-in 10 Amp Charge ControllerAlternator 120 Amp 12V 1 2" Single Foot Single K6 Pulley with Isolated Grounding Alternator, 621 Series, 120A, 12V, Spindle Mount (Single Foot), 1 2in, K6 Serpentine Pulley, Isolated Ground 1 Motorola Style Mounting; Typical for Westerbeke, Lehman, Hino & Pathfinder Engines 2 Delco Style Mounting; Typical for Volvo Penta (Gas & Diesel), John Deere, Perkins, Mercruiser, Pleasurecraft, Crusader, Indmar, Marine Power & other GM based Engines. This