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ECM Controllers & Monitors

488-6602 Cabin A/C Controller for Cat 320 323 326 330 336 349

OEM / reference488-6602
SpecificationOperator Cabin Air-Conditioner Control ECU
Catalog ID73762114

Operator-cabin air-conditioner controller identified by part number 488-6602. The official exact-number record describes an A/C control ECU that manages cabin temperature, fan speed and operating modes and lists four 8 mm mounting holes. Published applications include selected Cat 320, 323, 326, 330, 336 and 349 excavators plus M-series wheeled excavators. Confirm the complete number, connectors, mounting pattern and machine serial range before ordering.

Fitment status: Verified · Checked 2026-07-28
Product Type
Cabin A/C Controller ECU
Product Brand
EexcavaStart
Mounting Holes
4
Published Mounting-Hole Size
8 mm
Published Length
4.67 in
Published Width
7.44 in
Published Height
1.85 in
Condition
New replacement part

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

Part-number relationships

RelationshipReference familyNumber
Primary Manufacturer Part NumberCat operator-cabin A/C controller488-6602
Formatted AliasSame part number without separator4886602

Evidence record

Source
Exact-reference evidence retained for internal audit
Evidence grade
manufacturer-supported
Checked
2026-07-28

Source URLs, catalog files and local evidence paths are stored in the protected product audit record and are not public outbound links.

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
  • 488-6602
Formatting alias
  • 4886602

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

Product summary

Operator Cabin Air-Conditioner Control ECU

Category
ECM Controllers & Monitors
Catalog ID
73762114
Photo views
5

Before ordering

Confirm these details

  • Match the complete part number on the original component label.
  • Compare the front layout and visible configuration with the product photos.
  • Compare connector count, connector shape and keying before installation.
  • Confirm the exact machine model and serial range before ordering.

Machine fitment

Compatible model references

3 model references

  • Crawler excavator families: Cat 312 / 313 / 315 / 316 / 317 / 319 / 320 / 323 / 325 / 326 / 330 / 333 / 335 / 336 / 340 / 345 / 349 / 350 / 352 / 355 / 374 / 395
  • Wheeled excavator families: Cat M313 / M314 / M315 / M316 / M317 / M318 / M319 / M320 / M322 / M323
  • Fitment limitation: Confirm machine serial range, complete number, connector keying and four-hole mounting pattern

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 488-6602

Which machines use 488-6602?

Recorded compatible model references include Crawler excavator families: Cat 312 / 313 / 315 / 316 / 317 / 319 / 320 / 323 / 325 / 326 / 330 / 333 / 335 / 336 / 340 / 345 / 349 / 350 / 352 / 355 / 374 / 395, Wheeled excavator families: Cat M313 / M314 / M315 / M316 / M317 / M318 / M319 / M320 / M322 / M323, Fitment limitation: Confirm machine serial range, complete number, connector keying and four-hole mounting pattern. Confirm the complete part number and machine serial range before ordering.

What numbers are documented for 488-6602?

Formatting aliases for the same number: 4886602.

How do I confirm 488-6602 before ordering?

Match the complete part number on the original component label. Compare the front layout and visible configuration with the product photos. Compare connector count, connector shape and keying before installation. Send clear photos of the original unit and connector layout when requesting a quote.

Continue comparing recovered references from the same system.

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