Excavator Alternators

0R5206 24V 50A Reman Alternator for Cat Excavators and Heavy Equipment

Q: What numbers are documented for 0R5206?

Primary Part Number: 0R5206. Formatted Alias: 0R-5206. Related New Alternator Group: 112-5041. Relationship labels distinguish formatting aliases, direct interchanges, remanufactured references and related assemblies.

Q: How do I confirm 0R5206 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 / reference0R5206

SpecificationRemanufactured Alternator

Catalog ID

0R5206 is a 24V 50A remanufactured 26SI brushless alternator with an SAE J180 mount. Manufacturer applications include selected 215, 225, 235, 245, 325, 330 and 350 excavator families. Confirm the exact machine serial number and original configuration. The displayed EexcavaStart package is a catalog illustration, not a photograph of the supplied product.

Voltage: 24V
Rated Output: 50A
Series: 26SI
Mount Type: SAE J180
Number of Poles: 16
Design: Brushless
Condition Family: Cat Reman
Fitment Status: Machine serial and original configuration verification required
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	Cat Reman alternator number	0R5206
Formatted Alias	Hyphenated catalog form; same identifier	0R-5206
Related New Alternator Group	Manufacturer compare-alternate listing; not a reman number	112-5041

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

0R5206

Formatting alias

0R-5206

Related assembly

112-5041

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

Product summary

Remanufactured Alternator

Category: Excavator Alternators
Catalog ID
Photo views: 1

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

4 model references

Excavator: 215B, 215C, 215D, 219D, 225B, 225D, 229D, 235C, 235D, 245B, 245D, 325, 330, 350 and listed variants
Engine family: Cat 3114, 3208, 3304 and 3306 catalog applications
Other equipment: Manufacturer catalog also lists graders, tractors, loaders, compactors, trucks and generator sets
Fitment limitation: Confirm the exact machine serial number in the Cat parts system

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 0R5206

Which machines use 0R5206?

Recorded compatible model references include Excavator: 215B, 215C, 215D, 219D, 225B, 225D, 229D, 235C, 235D, 245B, 245D, 325, 330, 350 and listed variants, Engine family: Cat 3114, 3208, 3304 and 3306 catalog applications, Other equipment: Manufacturer catalog also lists graders, tractors, loaders, compactors, trucks and generator sets, Fitment limitation: Confirm the exact machine serial number in the Cat parts system. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 0R5206?

Formatting aliases for the same number: 0R-5206. Related assembly numbers (not direct interchanges): 112-5041.

How do I confirm 0R5206 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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