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Alternator for Volvo Construction & Marine Applications 1971-2004

Alternator for Volvo Construction & Marine Applications 1971-2004

SKU:400-40007

Regular price £196.20 GBP
Regular price Sale price £196.20 GBP
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Alternator for Volvo Construction & Marine Applications 1971-2004

Fits Volvo Construction Equipment, Heavy Trucks, Buses and Volvo Penta Marine Engines

This 24-volt, 55-amp alternator is a direct aftermarket replacement built to OEM specifications for Volvo construction, industrial and marine applications. It uses an internally regulated (IR) charging system with an externally fan-cooled (EF) design, matching the fit and output of the original equipment.

Built as a fit-and-function equivalent to the original unit, it covers a wide span of Volvo construction machinery, heavy trucks and buses as well as Volvo Penta AD31-series marine engines, and is tested for reliable charging performance under sustained duty cycles.

Key Features

  • 24-Volt, 55-Amp charging output
  • Internally Regulated (IR) design
  • Externally fan-cooled (EF)
  • Direct OEM fit and finish, no modification required
  • 12-month warranty as standard

Technical Specs

Specification Detail
Voltage 24V
Amperage 55A
Rotation Clockwise (CW)
Regulator IR (Internally Regulated)
Fan Type EF (Externally Cooled)

Vehicle Fitment Guide

Years shown are the overall coverage span for this part. Please confirm against the OEM part number on your original unit before ordering.

Make & Model Years
Volvo Buses B10B, B10M, B10R, B12, B6F, B7F 1986-2006
Volvo Heavy Trucks F10, F12, F16, FL, N, NL series 1985-2006
Volvo Loaders L50, L70, L120 series 1986-2001
Volvo Excavators EC390, EC450, EC650 1996-2001
Volvo Penta Marine AD31-series Engines 1986-2004

OEM Part Number Cross Reference

No OEM cross reference is published for this part.

Frequently Asked Questions

Will this alternator fit without modification?

Yes. This unit is a direct fit-and-function replacement, using the same mounting, pulley type and electrical connections as the original Volvo equipment.

What's included?

The alternator unit only. Pulley and bracket are as fitted; existing wiring and drive belt are reused from your original unit.

How do I know my alternator has failed?

Common signs include a charge/battery warning light staying on, dimming lights, slow cranking, a flat battery despite normal use, or a whining/grinding noise from the unit.

Does this unit suit both construction machinery and Volvo Penta marine engines?

Yes, this 24-volt alternator is used across Volvo construction plant, heavy trucks and buses, as well as Volvo Penta AD31-series marine engines - always confirm against your original part number before ordering.

Dispatched from the UK · 12-month warranty · Fitment support from our technical team
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Shipping calculated at checkout. Free shipping over £150. Terms apply