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Diesel Marine Propulsion Engines & Marine Generating Sets

Alternator Options

We offer a selection of different options to suit most requirements for either heat exchanger cooling or keel cooling. If you require an alternative solution with specific alternators we can normally design, manufacture and fit suitable alternator supports and pulley drives to suit your needs.


Standard Set Up


Standard Set Up
(With Optional 3.5 kVA Travel Power)


Optional Set Up


Optional Set Up

EngineBeta 14Beta 16Beta 20Beta 25Beta 30Beta 38
Capacity (cc)47959971989811231490
Torque (Nm)29.737.845.856.165.287.0
Standard 12V Alternator40 amp40 amp40 amp40 amp45 amp45 amp
Larger 12V Alternator Option70 amp70 amp70 amp70 amp70 amp70 amp
2nd Standard 12V Domestic----100 amp100 amp
2nd 24V Alternator Option------
Travel Power-----3.5 kVA
EngineBeta 43Beta 50Beta 60Beta 75Beta 90Beta 105
Capacity (cc)199921972434362037693769
Torque (Nm)130.3143.2158.6221.0270.8270.8
Standard 12V Alternator70 amp70 amp70 amp70 amp70 amp70 amp
Larger 12V Alternator Option------
2nd Standard 12V Domestic175 amp175 amp175 amp175 amp175 amp175 amp
2nd 24V Alternator Option--80 / 100 amp80 / 100 amp80 / 100 amp80 / 100 amp
Travel Power3.5 / 5.0 kVA3.5 / 5.0 kVA3.5 / 5.0 kVA3.5 / 5.0 kVA3.5 / 5.0 kVA3.5 / 5.0 kVA

Alternators Information Downloads

If you have any questions please do not hesitate to contact us.
Beta Marine Alternator Information Sheet – Alternator Information Sheet.

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