Alternators

2310050K15 12V 50A Alternator for CAT 2PD4000 2PD5000

Q: What numbers are documented for 2310050K15?

Primary Part Number: 2310050K15. Catalog Cross-Reference - Verify Configuration: 12153N. Catalog Cross-Reference - Verify Configuration: 112069. Catalog Cross-Reference - Verify Configuration: 119624. Catalog Cross-Reference - Verify Configuration: 12153. Catalog Cross-Reference - Verify Configuration: 143-08102. Catalog Cross-Reference - Verify Configuration: 165.555.050. Catalog Cross-Reference - Verify Configuration: 165.555.050.080. Catalog Cross-Reference - Verify Configuration: 20140107. Catalog Cross-Reference - Verify Configuration: 203-168. Catalog Cross-Reference - Verify Configuration: 203-168A. Same-number Formatting Variant: 23100-50K15. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 2310050K15 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.

2310050K15 12V 50A Alternator for CAT 2PD4000 2PD5000, OEM/reference 2310050K15, Alternator, product view 1

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OEM / reference2310050K15

SpecificationAlternator

Catalog ID53651020

Product Type: Alternator
Product Brand: EexcavaStart
Technical Specification: 50 Amp/12 Volt, CW, 1-Groove Pulley
Design: IR/IF
Voltage: 12 V
Amperage: 50 A
Rotation: CW
Pulley Class: V1
Condition: New replacement part

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

Quotation details: MOQ, availability, lead time, item condition (new or remanufactured) and warranty coverage must be confirmed in your quotation before ordering.

Part-number relationships

Relationship	Reference family	Number
Primary Part Number	Product reference	2310050K15
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	12153N
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	112069
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	119624
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	12153
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	143-08102
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	165.555.050
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	165.555.050.080
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	20140107
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	203-168
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	203-168A
Same-number Formatting Variant	Product reference	23100-50K15
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	28-2715
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	400-48105
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	401413RI
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	527110502
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	612153
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	8762055
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	90-27-3207
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A-8946
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A007T03771
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A007T03771A
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A007T03771AC
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A12153N
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A5239
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A7T03771
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A7T03771A
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	A7T03771AC
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	ACA-801
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	ACA-991
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	ALT20304
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	ALT31073
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	AMT0086
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	AVF-12153
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	CAL35186
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	CAL35186AS
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	CAL35186GS
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	DRA3887
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	F032112069
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	L 68 110
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	LRA01578
Cross-reference (fitment check required)	Confirm electrical, mounting and application configuration	X612153
Cross-reference (fitment check required)	ARROWHEAD	AMT0086
Cross-reference (fitment check required)	CARGO	112069
Cross-reference (fitment check required)	J&N Electrical Products	400-48105
Cross-reference (fitment check required)	KALMAR	8762055
Cross-reference (fitment check required)	LESTER	12153
Cross-reference (fitment check required)	MITSUBISHI	A7T03771

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

2310050K15

Formatting alias

23100-50K15

Cross-reference (fitment check required)

12153N
112069
119624
12153
143-08102
165.555.050
165.555.050.080
20140107
203-168
203-168A
28-2715
400-48105
401413RI
527110502
612153
8762055
90-27-3207
A-8946
A007T03771
A007T03771A
A007T03771AC
A12153N
A5239
A7T03771
A7T03771A
A7T03771AC
ACA-801
ACA-991
ALT20304
ALT31073
AMT0086
AVF-12153
CAL35186
CAL35186AS
CAL35186GS
DRA3887
F032112069
L 68 110
LRA01578
X612153

Formatting aliases are the same number written differently. Cross-references require a specification and fitment check; they do not by themselves confirm direct interchangeability. Related assemblies and remanufactured numbers are separate relationship types.

Product summary

Alternator

Category: Alternators
Catalog ID: 53651020
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

80 model references

Recorded application: Make: Caterpillar · Model: 2PD4000 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: 2PD4000 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: 2PD5000 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: 2PD5000 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: 2PD5500 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: 2PD5500 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: 2PD6000 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: 2PD6000 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: 2PD6500 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: 2PD6500 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: 2PD7000 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: 2PD7000 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP20 · Year: 1995-2008 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP20 · Year: 1995-2008 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP20K · Year: 1995-2008 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP20K · Year: 1995-2008 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP20NM · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP20NM · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP25 · Year: 1995-2008 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP25 · Year: 1995-2008 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP25K · Year: 1995-2008 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP25K · Year: 1995-2008 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP25N · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP25N · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP25NM · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP25NM · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP28NM · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP28NM · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP30 · Year: 1995-2008 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP30 · Year: 1995-2008 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP30K · Year: 1995-2008 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP30K · Year: 1995-2008 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP30N · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP30N · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP30NM · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP30NM · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP30NNM · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP30NNM · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP33NM · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP33NM · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP33NNM · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP33NNM · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP35 · Year: 1995-2008 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP35 · Year: 1995-2008 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP35K · Year: 1995-2008 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP35K · Year: 1995-2008 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP35N · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP35N · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: DP35NM · Year: 2015-2025 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: DP35NM · Year: 2015-2025 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Caterpillar · Model: P5000D · Year: 2005-2012 · Engine: L4 3.3L 203cid Mitsubishi S4S
Recorded application: Make: Caterpillar · Model: P5000D · Year: 2005-2012 · Engine: L4 3.3L 203cid S4S
Recorded application: Make: Komatsu · Model: FG10-15 · Year: 1998-2003 · Engine: L4 1.5L 91cid H15
Recorded application: Make: Komatsu · Model: FG10-15 · Year: 1998-2003 · Engine: L4 1.5L 91cid Nissan H15
Recorded application: Make: Komatsu · Model: FG10-16 · Year: 1997-2002 · Engine: L4 1.5L 91cid H15
Recorded application: Make: Komatsu · Model: FG10-16 · Year: 1997-2002 · Engine: L4 1.5L 91cid Nissan H15
Recorded application: Make: Komatsu · Model: FG10-17 · Year: 2003-2010 · Engine: L4 1.5L 91cid H15
Recorded application: Make: Komatsu · Model: FG10-17 · Year: 2003-2010 · Engine: L4 1.5L 91cid Nissan H15
Recorded application: Make: Komatsu · Model: FG15-16 · Year: 1997-2002 · Engine: L4 1.5L 91cid H15
Recorded application: Make: Komatsu · Model: FG15-16 · Year: 1997-2002 · Engine: L4 1.5L 91cid Nissan H15
Recorded application: Make: Komatsu · Model: FG15H-17-EC · Year: 2003-2010 · Engine: L4 2.0L 121cid H20
Recorded application: Make: Komatsu · Model: FG15H-17-EC · Year: 2003-2010 · Engine: L4 2.0L 121cid Nissan H20
Recorded application: Make: Komatsu · Model: FG18-16 · Year: 1997-2002 · Engine: L4 1.5L 91cid H15
Recorded application: Make: Komatsu · Model: FG18-16 · Year: 1997-2002 · Engine: L4 1.5L 91cid Nissan H15
Recorded application: Make: Komatsu · Model: FG18-17 · Year: 2003-2010 · Engine: L4 1.5L 91cid H15
Recorded application: Make: Komatsu · Model: FG18-17 · Year: 2003-2010 · Engine: L4 1.5L 91cid Nissan H15
Recorded application: Make: Komatsu · Model: FG18H-17-EC · Year: 2003-2010 · Engine: L4 2.0L 121cid H20
Recorded application: Make: Komatsu · Model: FG18H-17-EC · Year: 2003-2010 · Engine: L4 2.0L 121cid Nissan H20
Recorded application: Make: Komatsu · Model: FG20-12 · Year: 2003-2010 · Engine: L4 2.0L 121cid H20
Recorded application: Make: Komatsu · Model: FG20-12 · Year: 2003-2010 · Engine: L4 2.0L 121cid Nissan H20
Recorded application: Make: Komatsu · Model: FG20-14-EC · Year: 2003-2010 · Engine: L4 2.0L 121cid H20
Recorded application: Make: Komatsu · Model: FG20-14-EC · Year: 2003-2010 · Engine: L4 2.0L 121cid Nissan H20
Recorded application: Make: Komatsu · Model: FG20-14 · Year: 2003-2010 · Engine: L4 2.0L 121cid H20
Recorded application: Make: Komatsu · Model: FG20-14 · Year: 2003-2010 · Engine: L4 2.0L 121cid Nissan H20
Recorded application: Make: Komatsu · Model: FG20-15 · Year: 2003-2010 · Engine: L4 2.0L 121cid H20
Recorded application: Make: Komatsu · Model: FG20-15 · Year: 2003-2010 · Engine: L4 2.0L 121cid Nissan H20
Recorded application: Make: Komatsu · Model: FG20H-12 · Year: 2003-2010 · Engine: L4 2.5L 151cid H25
Recorded application: Make: Komatsu · Model: FG20H-12 · Year: 2003-2010 · Engine: L4 2.5L 151cid Nissan H25
Recorded application: Make: Komatsu · Model: FG20H-14-EC · Year: 2003-2010 · Engine: L4 2.5L 151cid H25
Recorded application: Make: Komatsu · Model: FG20H-14-EC · Year: 2003-2010 · Engine: L4 2.5L 151cid Nissan H25

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 2310050K15

Which machines use 2310050K15?

Recorded compatible model references include Recorded application: Make: Caterpillar · Model: 2PD4000 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S, Recorded application: Make: Caterpillar · Model: 2PD4000 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S, Recorded application: Make: Caterpillar · Model: 2PD5000 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S, Recorded application: Make: Caterpillar · Model: 2PD5000 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S, Recorded application: Make: Caterpillar · Model: 2PD5500 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S, Recorded application: Make: Caterpillar · Model: 2PD5500 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S, Recorded application: Make: Caterpillar · Model: 2PD6000 · Year: 2010-2015 · Engine: L4 3.3L 203cid Mitsubishi S4S, Recorded application: Make: Caterpillar · Model: 2PD6000 · Year: 2010-2015 · Engine: L4 3.3L 203cid S4S and 72 additional models shown on this page. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 2310050K15?

Cross-references are listed in the relationship table above. Compare specifications and the original unit before treating a reference as interchangeable. Formatting aliases for the same number: 23100-50K15.

How do I confirm 2310050K15 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.