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

Diesel Alternator, Westerbeke, 12 Volt, 40 Amp, 20122
SKU: 115558
Mfg# 20122
UNIT: Each
Description: AlternatorRated Output: 40 ampVoltage: 12 volt
Typically Ships Out in 1-2 Business Days

Alternator, Diesel Only, Westerbeke, 12 volt, 40 amp, 20122.

  • This API alternator replaces Part No.: 32939 and 37088
  • This is a 40 amp 3 Wire Alternator

For Diesel Engine Applications Only, NOT ignition protected, NOT SAE J1171 compliant, NOT for gasoline engine use.
(SAE J1171 compliance specifically deals with external ignition protection of marine electrical devices in gasoline powered marine engines.)

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All products sold by API Marine are warranted for a period of one (1) year from the date of actual purchase. Warranty against defects in material and workmanship are the sole and exclusive warranty provided by API.


  • Restocking charge will apply at a minimum of 10% for all product returned.
  • All Returns must be returned within 30 days of receipt of the items.
  • Some products are non-returnable, please contact us for further details.
  • Manufacturer defects reported within 30 days of receipt will be supplied a pre-paid label for return shipping upon approval.
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