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DOUGLAS EQUIPMENT Miami · Since 1955
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CTP Alternator

CTP-4N9401

Alternator 4N9401 — Cat 6V5539

CTP alternator 4N9401 for Caterpillar 6V5539, 2071556. New build (not remanufactured), heavy-duty bearings, brushes rated for high-vibration mining and construction service. Application: 572G, 627E, 637E. Tropical-climate winding insulation.

In Stock — Miami Warehouse LATAM · 0% Pricing Eligible 30-50% vs OEM

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OEM Cross-References

CTP aftermarket reference cross-references the following OEM part numbers:

  • 4N9401 OEM
  • 6V5539 OEM

Compatible Machines

Documented fitment for the following machines. Verify with your machine serial number for exact match.

  • 572G
  • 627E
  • 637E
  • 815B
  • 826C
  • 950B
  • 966C
  • 980C
  • D4D
  • D5H
  • D6D

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CTP-1005047

Alternator 1005047 24V/50A — Cat 3406/C

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CTP-1008223

Alternator 1008223 12V/55A — Cat 3054

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Available now

Need CTP-4N9401 or related parts?

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