Niehoff Alternator 24V 260A NXA9302

The Niehoff Alternator NXA9302 is a new 24V, 260A alternator supplied as each, with a twin leg mount and an external regulator. It is listed with a replacement regulator, RGX3025, included, which is a useful detail when checking replacement requirements for a heavy-duty electrical system.

Key physical details include 122mm inside mounting legs, 12.5mm adjusting hole diameter, 12.5mm pivot hole diameter, and a 22mm shaft diameter. The unit weighs 29.3kg, so confirming mount style, bracket clearance, and handling requirements before purchase is sensible.

This alternator is described as a heavy duty brushless design from Niehoff, built for demanding applications where downtime matters. With a 260 amp output at 24V, it suits systems that need substantial charging capacity, but the part number NXA9302 and the listed application details should still be matched carefully before ordering.

Key Features

• 24V alternator with 260A output
• New unit supplied each
• Twin leg alternator mount
• External regulator type
• Replacement regulator RGX3025 included
• Heavy duty brushless design

Specifications

• Brand: Niehoff
• Part No.: NXA9302
• Product type: Alternator
• Voltage: 24V
• Power rating: 260 amp
• New / Reman.: New
• Regulator type: External
• Alternator mount: Twin leg

Fitment guidance

• Listed fitment references include LIEBHERR R996 and LIEBHERR R996B applications.
• Fitment examples supplied include LIEBHERR R996 1996, LIEBHERR R996 2001, and LIEBHERR R996B 2011.
• The fitment information shown is application-specific and should be checked against the exact machine build and alternator configuration before ordering.

Application and Buying Notes

Before buying, compare the part number NXA9302 with the alternator currently fitted to the machine, and check the mounting arrangement carefully. The key dimensions here are 122mm inside mounting legs, 12.5mm adjusting hole diameter, 12.5mm pivot hole diameter, and a 22mm shaft diameter, so bracket and pulley alignment need to be confirmed.

The electrical specification is 24V at 260A, which is a substantial output rating for heavy-duty charging needs. That makes it important to match the vehicle or machine system voltage exactly, because a 24V alternator is not interchangeable with a 12V setup.

The regulator is external, and the listing notes that replacement regulator RGX3025 is included. If the existing unit uses a different control arrangement, or if the machine has been modified, it is worth checking the wiring, regulator location, and connector style before fitting.

At 29.3kg, this is a substantial alternator and handling during installation should be planned accordingly. The twin leg mount also means the physical mounting points must line up correctly, otherwise the unit may not seat properly even if the electrical rating matches.

The application references include LIEBHERR R996 and LIEBHERR R996B variants, but the safest approach is still to verify the exact machine model, year, and existing alternator details. Matching the model name alone is not enough when heavy equipment has multiple build configurations.

If you are replacing a failed unit, compare the old alternator’s tag, mount style, shaft size, and regulator arrangement before purchase. The listed one year warranty applies to the supplied part, but correct identification remains the most important step in avoiding downtime and installation issues.

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 NXA9302 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 122mm, Power Rating (Amp) 260, Shaft Diameter 22mm, Voltage 24, Alternator Mount Twin Leg, Weight 29.3kg, Product Group 1 ROTATING ELECTRICAL.

Additional published details for cross-checking include Part No. NXA9302, Brand NIEHOFF, Description Niehoff Alternator 24V 260A, Adjusting Hole Diameter 12.5, Pivot Hole Diameter 12.5, Regulator Type External, Suits Unit Make Niehoff, Note Replacement Reg No. RGX3025 (included), New / Reman. New.

Niehoff Alternator 24V 260A. Part number NXA9302 should be checked first. Listed voltage is 24. Listed output rating is 260. These details form the core reference points used by parts interpreters when confirming the correct replacement.

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

For part number NXA9302, 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 260 should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Available application references include LIEBHERR R996, LIEBHERR R996 1996, LIEBHERR R996 2001, LIEBHERR R996B. 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 by matching part number NXA9302, 24V system voltage, twin leg mount dimensions, shaft diameter, and the listed application details before ordering.

FAQ

What is the part number for this alternator?

The listed part number is NXA9302.

What voltage and output does it have?

It is a 24V alternator with a 260A power rating.

Is this a new or remanufactured unit?

It is listed as new.

What type of regulator does it use?

It uses an external regulator, and replacement regulator RGX3025 is included.

What mounting and size details should be checked?

Check the twin leg mount, 122mm inside mounting legs, 12.5mm adjusting hole diameter, 12.5mm pivot hole diameter, and 22mm shaft diameter.

What applications are referenced for fitment?

The supplied fitment references include LIEBHERR R996 and LIEBHERR R996B applications, including examples such as R996 1996, R996 2001, and R996B 2011.