Excavator Alternators

397-9953 12V 80A Alternator for CAT 236B3 236D

Q: What numbers are documented for 397-9953?

Primary Part Number: 397-9953. Catalog Cross-Reference - Verify Configuration: 23992N. Catalog Cross-Reference - Verify Configuration: 143-21113. Catalog Cross-Reference - Verify Configuration: 1G398-64012. Catalog Cross-Reference - Verify Configuration: 1G398-64013. Catalog Cross-Reference - Verify Configuration: 203-5553. Catalog Cross-Reference - Verify Configuration: 230-50122. Catalog Cross-Reference - Verify Configuration: 23992. Catalog Cross-Reference - Verify Configuration: 400-48201. Catalog Cross-Reference - Verify Configuration: 554511. Catalog Cross-Reference - Verify Configuration: 554511RI. Catalog Cross-Reference - Verify Configuration: 695.530.080.200. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 397-9953 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.

397-9953 12V 80A Alternator for CAT 236B3 236D, OEM/reference 397-9953, Alternator, product view 1

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OEM / reference397-9953

SpecificationAlternator

Catalog ID53634325

Alternator identified by primary reference 397-9953. Catalog-confirmed configuration: 12V, 80A. The cited technical sources record 33 application references. Confirm the complete number, connector or mounting arrangement, and machine serial range before ordering.

Product Type: Alternator
Product Brand: EexcavaStart
Voltage: 12V 80A
Technical Specification: 80 Amp/12 Volt, CW, 1-Groove Pulley
Design: IR/IF
Voltage: 12
Amperage: 80
Rotation: CW
Pulley Class: V1
Condition: New replacement part

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Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Source catalog	397-9953
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	23992N
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	143-21113
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	1G398-64012
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	1G398-64013
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	203-5553
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	230-50122
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	23992
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	400-48201
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	554511
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	554511RI
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	695.530.080.200
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	90-27-3464
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	A-80630
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	A005TA8277
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	A005TA8277A
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	A005TCA177
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	A5383S
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	A5TA8277
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	A5TA8277A
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	A5TCA177
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	CAL35358
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	CAL35358AS
Catalog Cross-Reference - Verify Configuration	Recorded in the cited catalog family; confirm electrical, mounting and application configuration	CAL35358GS

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

397-9953

Other documented relationship

23992N
143-21113
1G398-64012
1G398-64013
203-5553
230-50122
23992
400-48201
554511
554511RI
695.530.080.200
90-27-3464
A-80630
A005TA8277
A005TA8277A
A005TCA177
A5383S
A5TA8277
A5TA8277A
A5TCA177
CAL35358
CAL35358AS
CAL35358GS

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

Product summary

Alternator

Category: Excavator Alternators
Catalog ID: 53634325
Photo views: 4

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

33 model references

Recorded application: Make: Caterpillar · Model: 236B3 · Year: 2016-2017 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 236D · Year: 2015-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 236D3 · Year: 2020-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 236DR · Year: 2020-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 242D · Year: 2013-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 242D3 · Year: 2020-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 242DR · Year: 2015-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 246D · Year: 2016-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 246D3 · Year: 2020-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 257D · Year: 2013-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 257D3 · Year: 2020-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 259D · Year: 2015-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 259D3 · Year: 2020-2025 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 262D · Year: 2016-2025 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 262D3 · Year: 2020-2025 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 277D · Year: 2013-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 279D · Year: 2013-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 279D3 · Year: 2020-2025 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 287D · Year: 2014-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 289D · Year: 2013-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 289D3 · Year: 2019-2025 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 906H2 · Year: 2012-2024 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 906K · Year: 2019-2024 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 906M · Year: 2015-2024 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 907H2 · Year: 2012-2024 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 907K · Year: 2019-2024 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 907M · Year: 2015-2024 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 908H2 · Year: 2013-2024 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 908K · Year: 2019-2024 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: 908M · Year: 2015-2024 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: AP300F · Year: 2016-2025 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Caterpillar · Model: AP355F · Year: 2016-2025 · Engine: L4 3.3L 201cid Caterpillar C3.3B
Recorded application: Make: Kubota · Model: Various · Year: 2012 · Engine: V3300

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 397-9953

Which machines use 397-9953?

Recorded compatible model references include Recorded application: Make: Caterpillar · Model: 236B3 · Year: 2016-2017 · Engine: L4 3.3L 201cid Caterpillar C3.3B, Recorded application: Make: Caterpillar · Model: 236D · Year: 2015-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B, Recorded application: Make: Caterpillar · Model: 236D3 · Year: 2020-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B, Recorded application: Make: Caterpillar · Model: 236DR · Year: 2020-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B, Recorded application: Make: Caterpillar · Model: 242D · Year: 2013-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B, Recorded application: Make: Caterpillar · Model: 242D3 · Year: 2020-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B, Recorded application: Make: Caterpillar · Model: 242DR · Year: 2015-2020 · Engine: L4 3.3L 201cid Caterpillar C3.3B, Recorded application: Make: Caterpillar · Model: 246D · Year: 2016-2023 · Engine: L4 3.3L 201cid Caterpillar C3.3B and 25 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 397-9953?

No alternate number is listed for 397-9953. Send the original nameplate for an alternate-number check.

How do I confirm 397-9953 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.

Continue comparing verified references from the same system.

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