Skip to content
Free shipping on U.S. domestic orders of $89.99 or more! For international orders, please email support@neptuniansky.com for shipping rates. **exclusions apply**
Free shipping on U.S. domestic orders of $89.99 or more! For international orders, please email support@neptuniansky.com for shipping rates. **exclusions apply**

Electrical - Alternators

Filters

Original price $1,490.69
Original price $1,490.69 - Original price $1,490.69
Original price $1,490.69
Current price $1,252.99
$1,252.99 - $1,252.99
Current price $1,252.99

Balmar Alternator Vortec K6 Serpentine Pulley Regulator Temp Sensor - 170A - 12V [XT-VT-170-K6-KIT]

Balmar
Low stock

Alternator Vortec K6 Serpentine Pulley Regulator & Temp Sensor - 170A - 12VBalmar offers a wide range of alternator power upgrades designed sp...

View full details
Original price $1,490.69
Original price $1,490.69 - Original price $1,490.69
Original price $1,490.69
Current price $1,252.99
$1,252.99 - $1,252.99
Current price $1,252.99
Save $237.70 Save $0.00
Original price $110.29
Original price $110.29 - Original price $110.29
Original price $110.29
Current price $98.99
$98.99 - $98.99
Current price $98.99

Balmar Alternator Protection Module APM24 - 24V [APM-24]

Balmar
Low stock

Alternator Protection Module APM24 - 24VAlternators can be subjected to voltage spikes caused by lithium battery shutdowns, intermittent connectio...

View full details
Original price $110.29
Original price $110.29 - Original price $110.29
Original price $110.29
Current price $98.99
$98.99 - $98.99
Current price $98.99
Save $11.30 Save $0.00
Original price $99.29
Original price $99.29 - Original price $99.29
Original price $99.29
Current price $88.99
$88.99 - $88.99
Current price $88.99

Balmar Signal Stabilizer f/Tachometer [15-TSS]

Balmar
Low stock

Signal Stabilizer for TachometerFor use with AT-Series Alternators when the Tachometer does not provide 3-pole alternator output recognition.This ...

View full details
Original price $99.29
Original price $99.29 - Original price $99.29
Original price $99.29
Current price $88.99
$88.99 - $88.99
Current price $88.99
Save $10.30 Save $0.00
Original price $99.29
Original price $99.29 - Original price $99.29
Original price $99.29
Current price $88.99
$88.99 - $88.99
Current price $88.99

Balmar Alternator Protection Module APM12 - 12V [APM-12]

Balmar
In stock

Alternator Protection Module APM12 - 12VAlternators can be subjected to voltage spikes caused by lithium battery shutdowns, intermittent connectio...

View full details
Original price $99.29
Original price $99.29 - Original price $99.29
Original price $99.29
Current price $88.99
$88.99 - $88.99
Current price $88.99
Save $10.30 Save $0.00
Original price $402.69
Original price $402.69 - Original price $402.69
Original price $402.69
Current price $346.99
$346.99 - $346.99
Current price $346.99

Balmar Max Charge MC-618 Regulator 12V w/Harness Multi-Stage [MC-618-H]

Balmar
Low stock

Max Charge MC-618 Regulator 12V with Harness Multi-StageThe MC-618-H premium 12-volt multi-stage voltage regulator provides the ultimate in chargi...

View full details
Original price $402.69
Original price $402.69 - Original price $402.69
Original price $402.69
Current price $346.99
$346.99 - $346.99
Current price $346.99
Save $55.70 Save $0.00
Original price $904.69
Original price $904.69 - Original price $904.69
Original price $904.69
Current price $759.99
$759.99 - $759.99
Current price $759.99

Balmar Alternator 120 AMP 12V 3.15" Dual Foot Saddle Dual Pulley w/Isolated Ground [60-120-DV]

Balmar
Low stock

Alternator 120 AMP 12V 3.15" Dual Foot Saddle Dual Pulley with Isolated GroundAlternator, 60 Series, 120A, 12V, Saddle Mount (Dual Foot), 3.15in, ...

View full details
Original price $904.69
Original price $904.69 - Original price $904.69
Original price $904.69
Current price $759.99
$759.99 - $759.99
Current price $759.99
Save $144.70 Save $0.00
Original price $1,143.99
Original price $1,143.99 - Original price $1,143.99
Original price $1,143.99
Current price $961.99
$961.99 - $961.99
Current price $961.99

Balmar Alternator 170 AMP 12V 4" Dual Foot Saddle K6 Pulley [XT-DF4-170-K6]

Balmar
Low stock

Alternator 170 AMP 12V 4" Dual Foot Saddle K6 PulleyBalmar offers a wide range of alternator power upgrades designed specifically for marine indus...

View full details
Original price $1,143.99
Original price $1,143.99 - Original price $1,143.99
Original price $1,143.99
Current price $961.99
$961.99 - $961.99
Current price $961.99
Save $182.00 Save $0.00
Original price $50.79
Original price $50.79 - Original price $50.79
Original price $50.79
Current price $45.99
$45.99 - $45.99
Current price $45.99

Balmar Temperature Sensor Alternator - 80" Length [MC-TS-A80]

Balmar
Low stock

Temperature Sensor Alternator - 80" LengthIntended for longer runs when the standard 54" Alternator Temp Sensor (PN: MC-TS-A) is insufficient.This...

View full details
Original price $50.79
Original price $50.79 - Original price $50.79
Original price $50.79
Current price $45.99
$45.99 - $45.99
Current price $45.99
Save $4.80 Save $0.00
Original price $1,143.99
Original price $1,143.99 - Original price $1,143.99
Original price $1,143.99
Current price $961.99
$961.99 - $961.99
Current price $961.99

Balmar Alternator 1-2" Single Foot K6 Serpentine Pulley - 170A - 12V [XT-SF-170-K6]

Balmar
Low stock

Alternator 1-2" Single Foot K6 Serpentine Pulley - 170A - 12VBalmar offers a wide range of alternator power upgrades designed specifically for mar...

View full details
Original price $1,143.99
Original price $1,143.99 - Original price $1,143.99
Original price $1,143.99
Current price $961.99
$961.99 - $961.99
Current price $961.99
Save $182.00 Save $0.00
Original price $275.18
Original price $275.18 - Original price $275.18
Original price $275.18
Current price $216.99
$216.99 - $216.99
Current price $216.99

ARCO Marine Premium Replacement Alternator w/Single Groove Pulley - 12V, 55A [60050]

ARCO Marine
Low stock

Premium Replacement Alternator with Single Groove Pulley - 12V, 55APremium replacement alternator that will fit late model Mercruiser, 12 Volt, 55...

View full details
Original price $275.18
Original price $275.18 - Original price $275.18
Original price $275.18
Current price $216.99
$216.99 - $216.99
Current price $216.99
Save $58.19 Save $0.00
Original price $298.68
Original price $298.68 - Original price $298.68
Original price $298.68
Current price $236.99
$236.99 - $236.99
Current price $236.99

ARCO Marine Premium Replacement Alternator w/Multi-Groove Pulley - 12V 55A [60055]

ARCO Marine
Low stock

Premium Replacement Alternator with Multi-Groove Pulley - 12V 55AReplacement alternator that will fit late model Mercruiser, 12 Volt, 55 Amp, Inte...

View full details
Original price $298.68
Original price $298.68 - Original price $298.68
Original price $298.68
Current price $236.99
$236.99 - $236.99
Current price $236.99
Save $61.69 Save $0.00
Original price $0.00 - Original price $0.00
Original price $0.00
$689.49
$689.49 - $689.49
Current price $689.49

Balmar Pulley Kit f/Yanmar 3JH5, 3JH4-E, 4JH4-E, 4JH5, 4JH5-E [48-YSP-3JH-A]

Balmar
Low stock

Pulley Kit for Yanmar 3JH5, 3JH4-E, 4JH4-E, 4JH5, 4JH5-EAltMount® Serpentine Pulley Conversion Kit for Yanmar Diesel EnginesYanmar Engines Covered...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$689.49
$689.49 - $689.49
Current price $689.49
Original price $1,490.69
Original price $1,490.69 - Original price $1,490.69
Original price $1,490.69
Current price $1,252.99
$1,252.99 - $1,252.99
Current price $1,252.99

Balmar Alternator 170 AMP Kit 12V 4" Dual Foot Saddle K6 Pulley Regulator Temp Sensor [XT-DF4-170-K6-KIT]

Balmar
Low stock

170 AMP Alternator Kit - 12V 4" Dual Foot Saddle Mount with K6 Pulley, Regulator & Temp SensorBalmar offers a wide range of alternator power u...

View full details
Original price $1,490.69
Original price $1,490.69 - Original price $1,490.69
Original price $1,490.69
Current price $1,252.99
$1,252.99 - $1,252.99
Current price $1,252.99
Save $237.70 Save $0.00
Original price $836.89
Original price $836.89 - Original price $836.89
Original price $836.89
Current price $702.99
$702.99 - $702.99
Current price $702.99

Balmar Alternator 100 AMP 12V 3.15" Dual Foot Saddle K6 Pulley w/Isolated Ground [60-100-K6]

Balmar
Low stock

Alternator 100 AMP 12V 3.15" Dual Foot Saddle K6 Pulley with Isolated GroundAlternator, 60 Series, 100A, 12V, Saddle Mount (Dual Foot), 3.15in, K6...

View full details
Original price $836.89
Original price $836.89 - Original price $836.89
Original price $836.89
Current price $702.99
$702.99 - $702.99
Current price $702.99
Save $133.90 Save $0.00
Original price $1,143.99
Original price $1,143.99 - Original price $1,143.99
Original price $1,143.99
Current price $961.99
$961.99 - $961.99
Current price $961.99

Balmar Alternator 170 AMP 12V 3.15" Dual Foot Saddle J10 Pulley [XT-CR-170-J10]

Balmar
Low stock

Alternator 170 AMP 12V 3.15" Dual Foot Saddle J10 PulleyAlternator, XT Series, 170A, 12V, Saddle Mount (Dual Foot), 3.15in, J10 AltMount Serpentin...

View full details
Original price $1,143.99
Original price $1,143.99 - Original price $1,143.99
Original price $1,143.99
Current price $961.99
$961.99 - $961.99
Current price $961.99
Save $182.00 Save $0.00
Original price $1,124.89
Original price $1,124.89 - Original price $1,124.89
Original price $1,124.89
Current price $944.99
$944.99 - $944.99
Current price $944.99

Balmar Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount K6 Pulley Regulator Temp Sensor [621-VUP-MC-100-K6]

Balmar
Low stock

Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount K6 Pulley Regulator & Temp SensorKit Includes: 621-100-K6 Alternator, MC-618 Regulat...

View full details
Original price $1,124.89
Original price $1,124.89 - Original price $1,124.89
Original price $1,124.89
Current price $944.99
$944.99 - $944.99
Current price $944.99
Save $179.90 Save $0.00
Original price $1,490.69
Original price $1,490.69 - Original price $1,490.69
Original price $1,490.69
Current price $1,252.99
$1,252.99 - $1,252.99
Current price $1,252.99

Balmar Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle K6 Pulley Regulator Temp Sensor [XT-CR-170-K6-KIT]

Balmar
Low stock

Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle K6 Pulley Regulator & Temp SensorKit Includes: XT-DF-170-K6 Alternator, MC-618 Regulator, Te...

View full details
Original price $1,490.69
Original price $1,490.69 - Original price $1,490.69
Original price $1,490.69
Current price $1,252.99
$1,252.99 - $1,252.99
Current price $1,252.99
Save $237.70 Save $0.00
Original price $1,490.69
Original price $1,490.69 - Original price $1,490.69
Original price $1,490.69
Current price $1,252.99
$1,252.99 - $1,252.99
Current price $1,252.99

Balmar Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle J10 Pulley Regulator Temp Sensor [XT-CR-170-J10-KIT]

Balmar
Low stock

Alternator 170 AMP Kit 12V 3.15" Dual Foot Saddle J10 Pulley Regulator & Temp SensorKit Includes: XT-DF-170-J10 Alternator, MC-618 Regulator, ...

View full details
Original price $1,490.69
Original price $1,490.69 - Original price $1,490.69
Original price $1,490.69
Current price $1,252.99
$1,252.99 - $1,252.99
Current price $1,252.99
Save $237.70 Save $0.00
Original price $1,219.39
Original price $1,219.39 - Original price $1,219.39
Original price $1,219.39
Current price $1,023.99
$1,023.99 - $1,023.99
Current price $1,023.99

Balmar Alternator 120 AMP Kit 120V 3.15" Dual Foot Saddle J10 Pulley Regulator Temp Sensor [60-YP-MC-120-J10]

Balmar
Low stock

Alternator 120 AMP Kit 120V 3.15" Dual Foot Saddle J10 Pulley Regulator & Temp SensorKit Includes: a 60-120-J10 Alternator, MC-618 Regulator, ...

View full details
Original price $1,219.39
Original price $1,219.39 - Original price $1,219.39
Original price $1,219.39
Current price $1,023.99
$1,023.99 - $1,023.99
Current price $1,023.99
Save $195.40 Save $0.00
Original price $1,143.99
Original price $1,143.99 - Original price $1,143.99
Original price $1,143.99
Current price $961.99
$961.99 - $961.99
Current price $961.99

Balmar Alternator 3.15" Dual Foot Saddle J10 Serpentine Pulley - 170A - 12V [XT-DF-170-J10]

Balmar
Low stock

Alternator 3.15" Dual Foot Saddle J10 Serpentine Pulley - 170A - 12VBalmar offers a wide range of alternator power upgrades designed specifically ...

View full details
Original price $1,143.99
Original price $1,143.99 - Original price $1,143.99
Original price $1,143.99
Current price $961.99
$961.99 - $961.99
Current price $961.99
Save $182.00 Save $0.00
Original price $332.51
Original price $332.51 - Original price $332.51
Original price $332.51
Current price $270.99
$270.99 - $270.99
Current price $270.99

ARCO Marine Replacement Alternator f/Mercury Engines - 135 150 HP [20851]

ARCO Marine
Low stock

Replacement Alternator for Mercury Engines - 135 & 150 HPReplacement alternator that will fit Mercury Outboard Engines 135 HP - 150 HP, 12 Vol...

View full details
Original price $332.51
Original price $332.51 - Original price $332.51
Original price $332.51
Current price $270.99
$270.99 - $270.99
Current price $270.99
Save $61.52 Save $0.00
Original price $0.00 - Original price $0.00
Original price $0.00
$689.49
$689.49 - $689.49
Current price $689.49

Balmar Pulley Kit f/Volvo D2-55, A, B, C, D, E, F [48-VSP-D2-A]

Balmar
Low stock

Pulley Kit for Volvo D2-55, A, B, C, D, E, FAltMount® Serpentine Pulley Conversion Kit for Volvo Penta Diesel EnginesVolvo Penta Engines Covered: ...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$689.49
$689.49 - $689.49
Current price $689.49
Original price $0.00 - Original price $0.00
Original price $0.00
$689.49
$689.49 - $689.49
Current price $689.49

Balmar Pulley Kit f/Yanmar 4JH3-TE, 4JH3-HTE [48-YSP-4JH-D]

Balmar
Low stock

Pulley Kit for Yanmar 4JH3-TE, 4JH3-HTEAltMount®Serpentine Pulley Conversion Kit for Yanmar Diesel EnginesYanmar Engines Covered: 4JH3, -TE, -THEK...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$689.49
$689.49 - $689.49
Current price $689.49
Original price $1,124.89
Original price $1,124.89 - Original price $1,124.89
Original price $1,124.89
Current price $944.99
$944.99 - $944.99
Current price $944.99

Balmar Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount Dual Vee Pulley Regulator Temp Sensor [621-VUP-MC-100-DV]

Balmar
Low stock

Alternator 100 AMP Kit 12V 1-2" Single Foot Spindle Mount Dual Vee Pulley Regulator & Temp SensorKIt Includes: 621-100-DV Alternator, MC-618 R...

View full details
Original price $1,124.89
Original price $1,124.89 - Original price $1,124.89
Original price $1,124.89
Current price $944.99
$944.99 - $944.99
Current price $944.99
Save $179.90 Save $0.00

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare