VolvoEngine Parts

FPZY2502033 — 24V 80A Alternator 21173893 For Volvo Penta Engine D9 D11

This 24V 80A alternator is responsible for generating electrical power to charge the battery and operate the vehicle's electrical systems while the engine is running. It is built to provide consistent voltage output under varying engine loads, ensuring reliable operation unlike a worn alternator that may produce insufficient or fluctuating voltage. Symptoms of a failing alternator include dimming headlights, a battery warning light, and electrical system malfunctions.

24V 80A Alternator 21173893 For Volvo Penta Engine D9 D11 – Part No FPZY2502033 – Volvo Spare Part
Part Specifications
BrandVolvo
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 alloy and copper windings
ApplicationEngine electrical charging system
Service LifeReplace as needed based on performance testing
CompatibilityVolvo Penta D9, D11 engines
ConditionNew — OEM specification aftermarket

Failure Symptoms

An initial symptom of a failing alternator may be a battery warning light illuminating on the dashboard or a noticeable dimming of headlights. If the problem persists, other electrical components may begin to malfunction, and the battery will eventually lose its charge, leading to engine shutdown. Continued operation risks stranding the equipment due to a depleted battery.

Installation Tip

Ensure the drive belt is properly tensioned after installing the new alternator; a loose belt will cause slippage and reduce charging output. Do not attempt to jump-start a vehicle with a faulty alternator, as this can cause further electrical damage.

Service Note

Inspect the condition and tension of the alternator drive belt and check the battery terminals for corrosion when replacing the alternator.