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Excavator Alternators

1812003520 0-33000-5771 24V Alternator

1812003520 0-33000-5771 24V Alternator, OEM/reference 1812003520 / 1812004250 / 0-33000-5770 / 0-33000-5771 / 12760N, 24V Alternator - 30A/35A source conflict, product view 1
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OEM / reference1812003520 / 1812004250 / 0-33000-5770 / 0-33000-5771 / 12760N
Specification24V Alternator - 30A/35A source conflict
Catalog ID53680810

1812003520 1812004250 24V 30A Alternator for ISUZU 6BD1. Exact reference matching confirms 13 searchable replacement and interchange numbers. The original catalog records 1 compatible machine or engine reference. Confirm the complete part number, alternator configuration, mounting, electrical connection and machine serial range before ordering.

Confirm fitment before ordering Send the complete part number, machine model and a nameplate photo for confirmation.
Product Type
Alternator
System Voltage
24 V
Rated Output
Conflict: 30 A in one retained source; 35 A in the exact owner folder
Manufacturer Family
Nikko
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Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Part-number relationships

RelationshipReference familyNumber
Primary Isuzu Part NumberExact aftermarket 12760N replacement record1812003520
Isuzu Published ReferenceSame exact replacement family1812004250
Nikko Manufacturer Part NumbersSame exact replacement family0-33000-5770 / 0-33000-5771 / 01-33-3015
Independent New-unit Catalog NumberExact aftermarket record12760N
Lester Catalog NumberCatalog lookup identifier12760

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

Primary number
  • 1812003520
Manufacturer number
  • 0-33000-5770 / 0-33000-5771 / 01-33-3015
Other documented relationship
  • 1812004250
  • 12760N
  • 12760

Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.

Product summary

24V Alternator - 30A/35A source conflict

Category
Excavator Alternators
Catalog ID
53680810
Photo views
2

Before ordering

Confirm these details

  • Confirm voltage and rated amperage against the original alternator label.
  • Compare mounting ears, pulley type and pulley-groove count.
  • Check plug shape, terminal position and regulator connection.
  • Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

2 model references

  • Source-folder application claim: Isuzu 6BD1 engine and Hitachi EX200-3 excavator; not independently confirmed
  • Fitment limitation: Do not quote or publish as verified until the physical nameplate, output, pulley, connector, mounting and machine serial range are reconciled

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Quick fitment answers

Common questions about 1812003520

Which machines use 1812003520?

Recorded compatible model references include Source-folder application claim: Isuzu 6BD1 engine and Hitachi EX200-3 excavator; not independently confirmed, Fitment limitation: Do not quote or publish as verified until the physical nameplate, output, pulley, connector, mounting and machine serial range are reconciled. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 1812003520?

Manufacturer number: 0-33000-5770 / 0-33000-5771 / 01-33-3015.

How do I confirm 1812003520 before ordering?

Confirm voltage and rated amperage against the original alternator label. Compare mounting ears, pulley type and pulley-groove count. Check plug shape, terminal position and regulator connection. Send clear photos of the original unit and connector layout when requesting a quote.

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