Description
OEX MXA2020 Alternator 12V 140A Mitsubishi Style
The OEX MXA2020 is a new 12V 140A alternator, Mitsubishi style, featuring a field control unit regulator, single leg mount, and a 6 groove pulley.
Product Overview
The OEX brand is sourced from market-leading original equipment manufacturers and aftermarket suppliers. OEX products are sourced from factories that are ISO9001 certified to support stringent engineering, testing, and quality control procedures. When you fit an OEX product, you have the peace of mind of knowing it's backed by a comprehensive nationwide warranty.
The MXA2020 is a new 12V Mitsubishi style alternator from OEX, delivering 140A of output through a field control unit regulator. Built with a single leg mount and a mount centre to centre distance of 139mm, the MXA2020 features a 6 groove pulley with a 56mm outside diameter.
The field report terminal has a different output parameter to the MXA330 and will not interchange. The MXA2020 will also not interchange with the MXA306, despite sharing a similar 139mm mount centre to centre distance and 6 groove pulley.
Features & Benefits
140A Output at 12V: Delivers 140A of charging output on a standard 12V electrical system.
Field Control Unit Regulator: Uses a field control unit regulator, a different type to the standard internal regulators used across most of OEX's Mitsubishi style range.
Single Leg Mount: The single leg mounting arrangement matches the original Mitsubishi style fitment for straightforward installation.
6 Groove Pulley: The 6 groove pulley at 56mm outside diameter suits the specified fitment applications.
Not Interchangeable with MXA330 or MXA306: Despite similar appearance and specifications, this unit will not interchange with either the MXA330 or MXA306.
ISO9001 Certified Manufacturing: Sourced from ISO9001 certified factories, supporting stringent engineering, testing, and quality control procedures.
New Unit: Supplied new, not reconditioned.
Technical Specs
| Specification | Detail |
| Part No. | MXA2020 |
| Brand | OEX |
| Type | Alternator |
| Voltage | 12V |
| Power Rating | 140A |
| Regulator Type | Field Control Unit |
| Suits Unit Make | Mitsubishi |
| Alternator Mount | Single Leg |
| Mount Cnt to Cnt | 139mm |
| Mount Hole Diameter | 10.7mm |
| Mount Leg Thickness | 51mm |
| Pulley Outside Diameter | 56mm |
| Pulley Section | 6 Groove |
| Pin Code | IR127 |
| New / Reman. | New |
| Weight | 6.3kg |
Compatible With
The MXA2020 is a Mitsubishi style 12V 140A alternator with a field control unit regulator. The field report terminal has a different output parameter to the MXA330 and will not interchange. The MXA2020 also will not interchange with the MXA306. Confirm your vehicle and application match before ordering.
Frequently Asked Questions
Can I use the MXA2020 in place of the MXA330 or MXA306?
No. The field report terminal has a different output parameter to the MXA330, so they will not interchange. The MXA2020 also will not interchange with the MXA306.
What type of regulator does the MXA2020 use?
The MXA2020 uses a field control unit regulator, different from the standard internal regulator used on most other units in the range.
What voltage and output does the MXA2020 provide?
The MXA2020 is a 12V alternator delivering 140A of output.
How is the MXA2020 mounted?
The MXA2020 uses a single leg mount with a 139mm mounting centre to centre distance.
Is the MXA2020 new or reconditioned?
The MXA2020 is supplied new.
Legendary Products & Support From Authorized Dealers
When you choose Frankies BrandBeast, you're choosing quality and performance. But just as important as what you buy is where you buy it from. Here's why purchasing from an authorized dealer is always the right choice:
▸ Expert Knowledge & Training
Only authorized Frankies BrandBeast dealers are factory-trained to sell and install our products. They have the expertise to ensure your purchase is set up correctly and meets your expectations.
▸ Authorized Warranty Protection
We offer one of the best warranties in the industry, but only purchases made through authorized dealers are covered. Don’t be misled by unauthorized sellers who can’t provide genuine warranty support.
▸ Reliable Customer Support
If you ever run into an issue, you’re backed by Frankies BrandBeast’s official manufacturer’s warranty. No need to deal with overseas returns—our local team takes care of everything quickly and efficiently.
▸ Protect Your Investment
Buying from an authorized dealer ensures you’re getting genuine products, full warranty coverage, and expert support. Ask yourself—is saving a few bucks worth losing all that?
Choose wisely. Buy from Frankies BrandBeast today!