Nikko Alternator 24V 50A NXA610

The Nikko Alternator NXA610 is a new 24V, 50A alternator supplied as each unit, with an internal regulator and a twin leg mount arrangement. It is listed under Nikko, suits Nikko unit make applications, and carries a one year warranty. Key physical details include 101mm inside mounting legs, 200mm mount centre to centre, an M12 adjusting hole, a 22 shaft dimension, and an 85mm pulley outside diameter.

This alternator is designed for rotating electrical use where the supplied 24 volt charging system and 50 amp output are the correct match. The pulley section is CC, the alternator mount is twin leg, and the unit weight is 11kg. Those measurements matter when you are comparing space, mounting style, and belt drive alignment against the existing unit.

The listed feature is straightforward but important: built to withstand the harshest environments. For buyers replacing a Nikko alternator in heavy-duty machinery or other compatible applications, the safest approach is to compare the part number NXA610, the 24V 50A rating, and the mounting and pulley measurements before ordering. That keeps the focus on fit and function rather than assumptions.

Key Features

• Nikko alternator, part number NXA610
• 24V charging system
• 50 amp output
• Internal regulator
• Twin leg mount
• New unit

Specifications

• Unit of measure: each
• Warranty: one year
• Inside mounting legs: 101mm
• Mount centre to centre: 200mm
• Adjusting hole diameter: M12
• Pulley outside diameter: 85mm
• Pulley section: CC
• Shaft dimension: 22

Fitment information

• Verified fitment references include ISUZU, KOBELCO, and KOMATSU applications.
• Sample application references include ISUZU 6BD1, ISUZU ELF, ISUZU F, ISUZU F/J SERIES, KOBELCO SK850LC, KOBELCO SK850LC 2010, KOMATSU D155AX-5, KOMATSU D155AX-5 2007, KOMATSU D155AX-6, and KOMATSU D275A-2.
• Grouped fitment preview also includes KOMATSU D275AX-5, D275AX-5E0, D31EX-21/PX-21, D325-6, and additional KOMATSU model families shown in the fitment data.
• Always confirm the exact application against the existing alternator and mounting measurements before purchase.

Application and Buying Notes

When replacing an alternator, the first checks should be the part number NXA610, the 24V voltage, and the 50A rating. If any of those differ from the unit already fitted, do not assume interchangeability. Alternators can look similar while differing in output, regulator type, pulley section, or mounting dimensions.

The supplied mounting measurements are specific: 101mm inside mounting legs, 200mm mount centre to centre, and an M12 adjusting hole. These details are as important as the electrical rating because a correct charging specification is still not useful if the brackets or adjuster arrangement do not line up with the machine.

Pulley size and section also need attention. This unit has an 85mm pulley outside diameter and CC pulley section, so belt alignment and belt profile should be checked against the existing setup. The shaft dimension is 22, which is another useful comparison point when identifying the correct replacement.

This is a new Nikko alternator with an internal regulator and a one year warranty. Those details are helpful, but they do not replace a physical inspection of the old unit. If the machine has been modified, if the previous alternator has been swapped before, or if there is any doubt about the model match, comparing the old part against these specifications is the safest path.

Before supply, the safest approach is to confirm the original unit details against the listed part number, voltage, output rating, mounting arrangement, and pulley configuration. That checking process is standard practice in the parts trade because visually similar units can still differ in service-critical ways.

For workshop, fleet, and equipment applications, accurate identification of part number NXA610 helps avoid unnecessary freight, additional labour, and vehicle or machine downtime. Where the application is not straightforward, the original unit, OEM reference, or workshop records should be used as the primary confirmation point.

Relevant published details for this unit include Type ALTERNATOR, Unit of Measure EACH, Warranty One Year, Inside Mounting Legs 101mm, Pulley Outside Diameter 85mm, Regulator Type Internal, Voltage 24, Mount Cnt to Cnt 200mm, Shaft Dimension 22.

Additional published details for cross-checking include Product Group 2 ALTERNATORS, Part No. NXA610, Brand NIKKO, Description Nikko Alternator 24V 50A, Adjusting Hole Diameter M12, Power Rating (Amp) 50, Pulley Section CC, Suits Unit Make Nikko, Alternator Mount Twin Leg, New / Reman. New.

Nikko Alternator 24V 50A. Part number NXA610 should be checked first. Listed voltage is 24. Listed output rating is 50. These details form the core reference points used by parts interpreters when confirming the correct replacement.

Mount style is Twin Leg. Regulator type is Internal. Pulley configuration is CC. Those physical and electrical details should line up with the original unit before the replacement is approved for fitment.

For part number NXA610, the normal identification sequence is part number, electrical rating, mounting arrangement, connector or terminal style, and pulley or drive details. Using those checkpoints helps confirm that the listed unit matches the service requirement rather than only looking similar.

For a alternator in workshop, fleet, trade, agricultural, or construction service, the listed voltage 24 and output 50 should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Available application references include ISUZU 6BD1, ISUZU ELF, ISUZU F, ISUZU F/J SERIES, KOBELCO SK850LC, KOBELCO SK850LC 2010. Even with application listings, final confirmation should still be based on the exact unit being replaced and the service requirements of the vehicle or machine.

Compatibility note: Confirm fitment using part number NXA610, the 24V 50A specification, and the mounting and pulley measurements before ordering. The listed application references are helpful, but final compatibility should always be checked against the vehicle or machine currently fitted.

FAQ

What is the part number for this alternator?

The part number is NXA610.

Is this a new or remanufactured alternator?

It is listed as new.

What voltage and output does it have?

It is a 24V alternator with a 50A power rating.

Does it have an internal or external regulator?

It has an internal regulator.

What mounting and pulley details are listed?

The alternator has twin leg mounting, 101mm inside mounting legs, 200mm mount centre to centre, an M12 adjusting hole, an 85mm pulley outside diameter, and a CC pulley section.

What fitment references are shown?

Verified references include ISUZU, KOBELCO, and KOMATSU applications, with sample listings such as ISUZU 6BD1, ISUZU ELF, KOBELCO SK850LC, and KOMATSU D155AX-5.