Marine Alternators

A bad alternator is real drain on your battery and your boating adventures. Find the right replacement alternator for your boat engine to get you charged up and ready for the water. Select from Balmar, API, Arco Marine, Quicksilver by Mercury and Sierra.

134 Products

Mercury Quicksilver, Mercruiser Delco Alternator, 863077T

$439.83
SKU: 293586
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Mfr: Quicksilver by Mercury
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Mfg# 863077T

Small Frame Alternator, 24 volt, 60 amp, 20151-AM

$351.64
SKU: 527316
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Mfr: STERNDRIVE ENGINEERING
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Mfg# 20151-AM

Specialty Diesel Alternator, Volvo Penta, 24 Volt, 175 Amp, 20083

$1,177.64
SKU: 77069
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Mfr: STERNDRIVE ENGINEERING
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Mfg# 20083

Diesel Alternator, Hitachi-Style for Yanmar, 12 Volt, 80 Amp, 20107-HO

$233.64
SKU: 199275
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Mfr: STERNDRIVE ENGINEERING
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Mfg# 20107-HO

Small Frame Diesel Alternator, Yanmar, 12 Volt, 94 Amp, 20025

$398.84
SKU: 76778
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Mfr: STERNDRIVE ENGINEERING
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Mfg# 20025

Small Frame Diesel Alternator, 12 Volt, 120 Amp, 20028

$469.64
SKU: 76809
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Mfr: STERNDRIVE ENGINEERING
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Mfg# 20028

Diesel Alternator, Westerbeke, 12 Volt, 40 Amp, 20122

$587.64
SKU: 115558
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Mfr: STERNDRIVE ENGINEERING
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Mfg# 20122

Small Frame Alternator, Mercruiser, 12 Volt, 85 Amp, 20099

$257.24
SKU: 100616
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Mfr: STERNDRIVE ENGINEERING
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Mfg# 20099