OEX Alternator 12V 140A Mitsubishi Style MXA2127

The OEX Alternator 12V 140A Mitsubishi Style is identified under part number MXA2127 and is listed as an alternator passenger unit sold each. It is a 12V, 140A alternator in Mitsubishi style, so matching the part number and application details is the safest way to confirm it suits the vehicle before ordering.

This alternator sits in the rotating electrical category and is backed by a 3yr passenger / 1yr commercial warranty. For workshop, trade, or retail replacement work, that warranty detail is useful when comparing against other charging system options and when planning the repair around the vehicle’s actual use.

OEX states that its products are sourced from market leading original equipment manufacturers and aftermarket suppliers, with factory supply from ISO9001 certified sites. That matters when you want a replacement alternator that is built within controlled engineering, testing, and quality procedures rather than a generic no-detail substitute.

Key Features

• 12V alternator rated at 140A
• Mitsubishi style design
• OEX passenger alternator
• Part number: MXA2127
• Sold as each
• 3yr passenger / 1yr commercial warranty

Specifications

• Brand: OEX
• Product type: Alternator Passenger
• Product group 1: Rotating Electrical
• Product group 2: Alternators
• Unit of measure: Each
• Part No.: MXA2127
• Description: OEX Alternator 12V 140A Mitsubishi Style - See Note
• Warranty: 3yr Passenger 1yr Commercial

Fitment information

• Fitment tokens supplied reference HOLDEN, HOLDEN CALAIS, and HOLDEN COMMODORE.
• Sample applications supplied include HOLDEN CALAIS 2013, 2014, 2015, 2016, and 2017.
• Grouped preview supplied also lists HOLDEN COMMODORE 2013, 2014, 2015, 2016, and 2017.
• The listing is marked “See Note”, so vehicle matching should be confirmed carefully against the part number MXA2127 and the exact vehicle application before purchase.

Application and Buying Notes

Before buying, confirm the vehicle application against part number MXA2127 and the listed 12V 140A rating. Alternators can look similar across makes and model years, but the correct electrical output and mounting style must line up with the vehicle’s charging system requirements.

The supplied fitment preview points to Holden Calais and Holden Commodore applications across 2013 to 2017, but the listing also carries a “See Note” warning. That means the safest approach is to verify the exact model, year, and any application notes against the vehicle already in the workshop or on the driveway.

A 140A alternator is intended to supply a higher charging output than lower-rated units, but the practical outcome still depends on matching the correct unit to the vehicle specification. If the existing alternator is being replaced due to charging issues, check the battery condition, belt drive, wiring, and charging system before fitting the new unit.

Because this is a Mitsubishi style alternator rather than a universal part description, the physical fit and connector details should be checked against the removed unit wherever possible. Using the original part number MXA2127 and the vehicle application details together is the best way to reduce the risk of ordering the wrong component.

The warranty is 3 years for passenger use and 1 year for commercial use, so it is worth confirming how the vehicle is used before purchase. That warranty distinction can matter for trade vehicles, fleet use, or private passenger vehicles that see different service patterns.

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 MXA2127 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 PASSENGER, Unit of Measure EACH, Warranty 3yr Passenger 1yr Commercial, Product Group 1 ROTATING ELECTRICAL, Part No. MXA2127, Brand OEX, Description OEX Alternator 12V 140A Mitsubishi Style - See Note, Product Group 2 ALTERNATORS.

OEX Alternator 12V 140A Mitsubishi Style - See Note. Part number MXA2127 should be checked first. These details form the core reference points used by parts interpreters when confirming the correct replacement.

For part number MXA2127, 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 passenger in workshop, fleet, trade, agricultural, or construction service, the listed electrical specification should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Available application references include HOLDEN CALAIS, HOLDEN CALAIS 2013, HOLDEN CALAIS 2014, HOLDEN CALAIS 2015. 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 compatibility using part number MXA2127, the 12V 140A specification, and the exact vehicle application details before ordering. The listing includes Holden Calais and Holden Commodore references, but the “See Note” instruction means final fitment should still be checked carefully.

FAQ

What is the part number for this alternator?

The part number supplied is MXA2127. For this listing, part number MXA2127 is the main reference point. Published fitment references include HOLDEN CALAIS, HOLDEN CALAIS 2013, HOLDEN CALAIS 2014. These details should still be checked against the original unit before ordering.

What voltage and output does this alternator have?

It is listed as a 12V alternator with a 140A output rating. For this listing, part number MXA2127 is the main reference point. Published fitment references include HOLDEN CALAIS, HOLDEN CALAIS 2013, HOLDEN CALAIS 2014. These details should still be checked against the original unit before ordering.

Which brand is this alternator?

The brand is OEX. For this listing, part number MXA2127 is the main reference point. Published fitment references include HOLDEN CALAIS, HOLDEN CALAIS 2013, HOLDEN CALAIS 2014. These details should still be checked against the original unit before ordering.

What warranty is supplied with this alternator?

The warranty is 3 years for passenger use and 1 year for commercial use. For this listing, part number MXA2127 is the main reference point. Published fitment references include HOLDEN CALAIS, HOLDEN CALAIS 2013, HOLDEN CALAIS 2014. These details should still be checked against the original unit before ordering.

What vehicle references are supplied for fitment?

The supplied fitment preview references Holden Calais and Holden Commodore, including sample applications from 2013 to 2017. For this listing, part number MXA2127 is the main reference point. Published fitment references include HOLDEN CALAIS, HOLDEN CALAIS 2013, HOLDEN CALAIS 2014. These details should still be checked against the original unit before ordering.

Should I rely on the fitment preview alone when ordering?

No. The listing is marked “See Note”, so compatibility should be confirmed using part number MXA2127, the 12V 140A specification, and the exact vehicle application details. For this listing, part number MXA2127 is the main reference point. Published fitment references include HOLDEN CALAIS, HOLDEN CALAIS 2013, HOLDEN CALAIS 2014. These details should still be checked against the original unit before ordering.