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DOUGLAS EQUIPMENT Miami · Since 1955
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CTP Alternator

CTP-3776966

Alternator 3776966 12V/100A — Cat C3.8

CTP alternator 3776966 (12V/100A) for Caterpillar C3.8. New build (not remanufactured), heavy-duty bearings, brushes rated for high-vibration mining and construction service. Application: 272D, 272D XHP, 299D. 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:

  • 3776966 OEM

Compatible Machines

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

  • C3.8
  • 272D
  • 272D XHP
  • 299D
  • 299D XHP
  • 910K
  • 914K

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CTP-0969299

Alternator 0969299 24V/30A — Cat 6D14

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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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