CATEngine Parts

394-3494 12V 65A Alternator — Cat 301 3024

This 12V 65A alternator is responsible for generating electrical power to charge the battery and operate the vehicle's electrical systems while the engine is running. Manufactured to meet OEM specifications, it provides reliable voltage output, unlike a failing alternator that may undercharge or overcharge the battery. Operators might observe a battery warning light, dimming lights, or starting difficulties when this component is not functioning correctly.

12V 65A Alternator – Part No 394-3494 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeAlternator
MaterialAluminum, copper, steel
ApplicationEngine electrical charging system
Service LifeReplace if faulty or worn, typically 2,000-5,000 hours
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A common initial symptom of alternator failure is the illumination of the battery warning light on the instrument panel. If the alternator continues to degrade, electrical components may begin to malfunction, such as dimming headlights or erratic gauge readings, and the battery may not hold a sufficient charge. The primary risk is a dead battery, leading to unexpected equipment shutdown and inability to restart.

Installation Tip

Ensure the drive belt is properly tensioned after installation to prevent slippage and ensure efficient charging. Double-check all electrical connections to confirm they are secure and correctly oriented to avoid short circuits.

Service Note

Inspect the condition and tension of the drive belt, and check the battery terminals for corrosion during alternator replacement.