Delco Style Alternator, Diesel Only, 12v & 24v

$218.00 to $238.00

$218.00 to $238.00
Delco Style Alternator, Diesel Only, 12v & 24v.

  • Internally regulated
  • Self exciting
  • Requires only one battery wire
  • Supplied with fan
  • 2 mount legs spaced 4" apart
  • 7/8" shaft size
  • Negative ground
  • Pulley not included
  • Can be supplied with an insulated ground. Please to specify requirements.

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.)

Item #
Delco Style Alternator, 21001
Item #:533086-24Volt
Description: Alternator
Volts: 24
Amps: 70
Delco Style Alternator, 21000
Item #:533086-12Volt
Description: Alternator
Volts: 12
Amps: 160

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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.
  • Please contact Go2marine LFS Marine and Outdoor for Manufacture Defects, Returns and help with Warranties.