Excavator Starter Motors

228000-3851 12V 2.0kW 9-Tooth CW Starter Motor for Hitachi EX40 EX50 Isuzu 4LE1

Q: What numbers are documented for 228000-3851?

Primary Part Number: 228000-3851. Manufacturer / OEM Reference: 228000-3850. Manufacturer / OEM Reference: 228000-3852. Manufacturer / OEM Reference: 228080-3852. Manufacturer / OEM Reference: 8971128650. Manufacturer / OEM Reference: 8971128651. Manufacturer / OEM Reference: 8971128652. Catalog Cross-Reference: 19907N. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 228000-3851 before ordering?

Match the complete part number, compare the connector or mounting arrangement with the product photos, and confirm the machine or engine model and serial range. Send clear photos of the original unit when requesting a quote.

Brand illustration · Exact product photo available on request.

OEM / reference228000-3851

Specification12V 2.0kW Starter Motor

Catalog ID91003630

228000-3851 is cataloged as a starter motor with 12V, 2.0kW, 9, CW. Exact supplied application data includes Denyo DCA-25SPI-C generator set (Isuzu 4LE1 engine; source catalog code 01-06). Confirm the complete part number, mounting pattern, terminals, rotation, pinion and machine serial range before shipment. The displayed EexcavaStart package is a catalog illustration, not a photograph of the supplied product.

Product Type: Starter Motor
Design: OSGR
Voltage: 12V
Pinion Teeth: 9
Condition: New replacement part
Power: 2.0kW
Rotation: CW
Gallery Representation: EexcavaStart neutral packaging illustration; exact product photo available on request

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Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Primary identity used for this catalog page	228000-3851
Manufacturer / OEM Reference	Listed under Denso	228000-3850
Manufacturer / OEM Reference	Listed under the exact-reference catalog	228000-3852
Manufacturer / OEM Reference	Listed under the exact-reference catalog	228080-3852
Manufacturer / OEM Reference	Listed under Isuzu	8971128650
Manufacturer / OEM Reference	Listed under the exact-reference catalog	8971128651
Manufacturer / OEM Reference	Listed under the exact-reference catalog	8971128652
Catalog Cross-Reference	Exact-reference catalog number	19907N

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

228000-3851

Manufacturer number

228000-3850
228000-3852
228080-3852
8971128650
8971128651
8971128652

Other documented relationship

19907N

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

Product summary

12V 2.0kW Starter Motor

Category: Excavator Starter Motors
Catalog ID: 91003630
Photo views: 1

Before ordering

Confirm these details

Confirm voltage and power rating against the original starter nameplate.
Compare mounting-hole pattern, flange position and overall body orientation.
Confirm pinion tooth count and rotation where those values are specified.
Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

9 model references

Denyo DCA-25SPI-C generator set: Isuzu 4LE1 engine; source catalog code 01-06
Denyo DIS-180SS compressor: Isuzu 4LE1 engine
Hitachi EX40 excavator: Isuzu 4LE1 engine; source catalog code 99-01
Hitachi EX50 excavator: Isuzu 4LE1 engine; source catalog code 99-01
Allmand Maxi-Lite ML20EX: Isuzu 4LE1 engine
MER Equipment MG18 generator set: Isuzu 4LE1 engine
MER Equipment MP55 inboard application: Isuzu 4LE1 engine
Thomas T45S excavator: Isuzu 4LE1 engine; source catalog code 91-05
Fitment limitation: Confirm the exact number, nameplate, mounting, terminal layout, rotation and pinion teeth against the original starter before shipment

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 228000-3851

Which machines use 228000-3851?

Recorded compatible model references include Denyo DCA-25SPI-C generator set: Isuzu 4LE1 engine; source catalog code 01-06, Denyo DIS-180SS compressor: Isuzu 4LE1 engine, Hitachi EX40 excavator: Isuzu 4LE1 engine; source catalog code 99-01, Hitachi EX50 excavator: Isuzu 4LE1 engine; source catalog code 99-01, Allmand Maxi-Lite ML20EX: Isuzu 4LE1 engine, MER Equipment MG18 generator set: Isuzu 4LE1 engine, MER Equipment MP55 inboard application: Isuzu 4LE1 engine, Thomas T45S excavator: Isuzu 4LE1 engine; source catalog code 91-05 and 1 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 228000-3851?

Manufacturer number: 228000-3850, 228000-3852, 228080-3852, 8971128650, 8971128651, 8971128652.

How do I confirm 228000-3851 before ordering?

Confirm voltage and power rating against the original starter nameplate. Compare mounting-hole pattern, flange position and overall body orientation. Confirm pinion tooth count and rotation where those values are specified. Send clear photos of the original unit and connector layout when requesting a quote.