Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Manufacturer Part Number | Official Cat HVAC reference | 647-6486 |
Excavator Air Conditioning Spare Parts
647-6486 Operator Cabin Heater and Air Conditioner for Cat 313 320 323 326 330 336 349
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OEM / reference647-6486
SpecificationOperator Cabin Heater and Air Conditioner
Catalog ID73432528
647-6486 is documented by Cat as an operator-cabin heater and air-conditioner assembly that cools, dehumidifies and regulates cab temperature. Manufacturer-listed excavator families include 313, 315, 317, 319, 320, 323, 325, 326, 330, 335, 336, 340, 345, 349, 350, 352, 355, 374 and 395 variants, plus selected wheeled excavators and material handlers. Confirm the complete number, electrical voltage/connectors, refrigerant ports, ducts, mounting and machine serial before ordering.
- Product Type
- Operator Cabin Heater and Air Conditioner
- Published Weight
- 17.46 lb
- Voltage and Connectors
- Confirm machine configuration
- Refrigerant Ports and Ducts
- Compare with original
- Mounting
- Compare with original
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
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
Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Operator Cabin Heater and Air Conditioner
- Category
- Excavator Air Conditioning Spare Parts
- Catalog ID
- 73432528
- Photo views
- 1
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
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 647-6486
Which machines use 647-6486?
Recorded compatible model references include Core excavator families: Cat 313 / 315 / 317 / 319 / 320 / 323 / 325 / 326 / 330 / 335 / 336 / 340 / 345 / 349, Additional manufacturer-listed families: Cat 350 / 352 / 355 / 374 / 395 and selected MH/FM machines, Fitment limitation: Confirm number, voltage, connectors, ports, ducts, mount and serial. Confirm the complete part number and machine serial range before ordering.
What numbers are documented for 647-6486?
No alternate number is listed for 647-6486. Send the original nameplate for an alternate-number check.
How do I confirm 647-6486 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.
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